List of works - Urban Tillmann

(2577) Proposal to conserve the name Amphidoma (Dinophyceae) as being of feminine gender and with a conserved type

scientific article published in 2018

(2607) Proposal to conserve the name Heterocapsa (Dinophyceae) with a conserved type

scientific article published in 2018

(2686) Proposal to conserve the name Alexandrium against Blepharocysta (Dinophyceae)

scientific article

A Gordian knot: Nomenclature and taxonomy of Heterocapsa triquetra (Peridiniales: Heterocapsaceae)

scientific article published in 2018

A Mediterranean Alexandrium taylorii (Dinophyceae) Strain Produces Goniodomin A and Lytic Compounds but Not Paralytic Shellfish Toxins

scientific article published on 01 September 2020

A new non-toxic species in the dinoflagellate genusAzadinium:A. poporumsp. nov

article

A search for mixotrophy and mucus trap production in Alexandrium spp. and the dynamics of mucus trap formation in Alexandrium pseudogonyaulax

scientific article published on 3 April 2017

Adding new pieces to the Azadinium (Dinophyceae) diversity and biogeography puzzle: Non-toxigenic Azadinium zhuanum sp. nov. from China, toxigenic A. poporum from the Mediterranean, and a non-toxigenic A. dalianense from the French Atlantic

scientific article

Amphidoma languida (Amphidomatacea, Dinophyceae) with a novel azaspiracid toxin profile identified as the cause of molluscan contamination at the Atlantic coast of southern Spain

scientific article published on 16 January 2017

Amphidoma languida sp. nov. (Dinophyceae) Reveals a Close Relationship between Amphidoma and Azadinium ⬇️

scientific article published on November 30, 2011

Amphidoma parvula (Amphidomataceae), a new planktonic dinophyte from the Argentine Sea

Amphidomataceae (Dinophyceae) in the western Greenland area, including description of Azadinium perforatum sp. nov.

scientific article published on 2 December 2019

Azadinium obesum (Dinophyceae), a new nontoxic species in the genus that can produce azaspiracid toxins

Azadinium poporum from the Argentine Continental Shelf, Southwestern Atlantic, produces azaspiracid-2 and azaspiracid-2 phosphate

scientific article

Azadinium spinosumgen. et sp. nov. (Dinophyceae) identified as a primary producer of azaspiracid toxins

Azaspiracid accumulation, detoxification and biotransformation in blue mussels (Mytilus edulis) experimentally fed Azadinium spinosum.

scientific article

Bioactive compounds of marine dinoflagellate isolates from western Greenland and their phylogenetic association within the genus Alexandrium

scientific article

Characterization of azaspiracids in plankton size-fractions and isolation of an azaspiracid-producing dinoflagellate from the North Sea

Clarifying confusion – <i>Prorocentrum triestinum</i> J.Schiller and <i>Prorocentrum redfieldii</i> Bursa (Prorocentrales, Dinophyceae) are two different species

scientific article published in 2021

Cryptic speciation in Protoceratium reticulatum (Dinophyceae): Evidence from morphological, molecular and ecophysiological data

scientific article published on 17 May 2019

Defining Planktonic Protist Functional Groups on Mechanisms for Energy and Nutrient Acquisition: Incorporation of Diverse Mixotrophic Strategies

scientific article

Development of a LC-MS/MS method for the quantification of goniodomins A and B and its application to Alexandrium pseudogonyaulax strains and plankton field samples of Danish coastal waters

scientific article published on 12 October 2018

Distinctly different behavioral responses of a copepod, Temora longicornis, to different strains of toxic dinoflagellates, Alexandrium spp.

scientific article published on 15 December 2016

Distribution and abundance of azaspiracid-producing dinophyte species and their toxins in North Atlantic and North Sea waters in summer 2018

scientific article published on 19 June 2020

Distribution of Alexandrium fundyense (Dinophyceae) cysts in Greenland and Iceland, with an emphasis on viability and growth in the Arctic

scientific article

Distribution of Dinophysis species and their association with lipophilic phycotoxins in plankton from the Argentine Sea.

scientific article published on 28 September 2016

Distributions of three Alexandrium species and their toxins across a salinity gradient suggest an increasing impact of GDA producing A. pseudogonyaulax in shallow brackish waters of Northern Europe

scientific article published on 28 June 2019

Diversity, distribution, and azaspiracids of Amphidomataceae (Dinophyceae) along the Norwegian coast

scientific article published on 20 September 2018

Effect of Azadinium spinosum on the feeding behaviour and azaspiracid accumulation of Mytilus edulis.

scientific article

Effects of Temperature, Growth Media, and Photoperiod on Growth and Toxin Production of Azadinium spinosum

scientific article published on 22 August 2019

Electron microscopy of a 1991 spring plankton sample from the Argentinean Shelf reveals the presence of four new species of the Amphidomataceae (Dinophyceae) ⬇️

First record of the genus Azadinium (Dinophyceae) from the Shetland Islands, including the description of Azadinium polongum sp. nov.

scientific article published in December 2012

First report of the photosynthetic dinoflagellate genus Azadinium in the Pacific Ocean: morphology and molecular characterization of Azadinium cf. poporum

scientific article published on 20 December 2011

Glenodinium triquetrum Ehrenb. is a species not of Heterocapsa F.Stein but of Kryptoperidinium Er.Lindem. (Kryptoperidiniaceae, Peridiniales)

scientific article published in 2019

Growth and bioactive secondary metabolites of arctic Protoceratium reticulatum (Dinophyceae).

scientific article

Gymnodimine A and 13-desMethyl Spirolide C Alter Intracellular Calcium Levels via Acetylcholine Receptors

scientific article published on 27 November 2020

High abundance of Amphidomataceae (Dinophyceae) during the 2015 spring bloom of the Argentinean Shelf and a new, non-toxigenic ribotype of Azadinium spinosum

scientific article published on 01 April 2019

Identification of Azadinium species and a new azaspiracid from Azadinium poporum in Puget Sound, Washington State, USA.

scientific article

Identification of Novel Gymnodimines and Spirolides from the Marine Dinoflagellate

scholarly article

Implications of life-history transitions on the population genetic structure of the toxigenic marine dinoflagellate Alexandrium tamarense

scientific article (publication date: May 2009)

In Silico Modeling of Spirolides and Gymnodimines: Determination of S Configuration at Butenolide Ring Carbon C-4

scientific article published on 29 October 2020

In Vitro Effects of Paralytic Shellfish Toxins and Lytic Extracellular Compounds Produced by Alexandrium Strains on Hemocyte Integrity and Function in Mytilus edulis

scholarly article

Interactions between planktonic microalgae and protozoan grazers

scientific article published on March 2004

Intraspecific facilitation by allelochemical mediated grazing protection within a toxigenic dinoflagellate population

scientific article published in January 2015

Isolation of activity and partial characterization of large non-proteinaceous lytic allelochemicals produced by the marine dinoflagellate Alexandrium tamarense

Katodinium glaucum (Dinophyceae) revisited: proposal of new genus, family and order based on ultrastructure and phylogeny

LC-MS-MS aboard ship: tandem mass spectrometry in the search for phycotoxins and novel toxigenic plankton from the North Sea.

scientific article published on 28 June 2008

LC-MS/MS Detection of Karlotoxins Reveals New Variants in Strains of the Marine Dinoflagellate Karlodinium veneficum from the Ebro Delta (NW Mediterranean).

scientific article published on 18 December 2017

LC-MS/MS Method Development for the Discovery and Identification of Amphidinols Produced by Amphidinium

scientific article published on 29 September 2020

Life Cycle of the pseudocolonial dinoflagellate Polykrikos kofoidii (Gymnodiniales, Dinoflagellata).

scientific article

Mass Spectrometry-Based Characterization of New Spirolides from Alexandrium ostenfeldii (Dinophyceae)

scientific article published on 02 October 2020

Mediterranean Azadinium dexteroporum (Dinophyceae) produces six novel azaspiracids and azaspiracid-35: a structural study by a multi-platform mass spectrometry approach

scientific article published on 7 November 2016

Microbial arms race: Ballistic "nematocysts" in dinoflagellates represent a new extreme in organelle complexity.

scientific article published on 31 March 2017

Mode of action of membrane-disruptive lytic compounds from the marine dinoflagellate Alexandrium tamarense

scientific article published on 30 June 2011

Morphological and Phylogenetic Characterisation of Prorocentrum spinulentum, sp. nov. (Prorocentrales, Dinophyceae), a Small Spiny Species from the North Atlantic ⬇️

scientific article published on 20 January 2023

Morphological and molecular characterization of Heterocapsa claromecoensis sp. nov. (Peridiniales, Dinophyceae) from Buenos Aires coastal waters (Argentina)

Morphological and molecular characterization of multiple new Azadinium strains revealed a high diversity of non‐toxigenic species of Amphidomataceae (Dinophyceae ) including two new Azadinium species in Irish waters, North East Atlantic ⬇️

scholarly article published in 2021

Morphological and molecular characterization of three new Azadinium species (Amphidomataceae, dinophyceae) from the Irminger sea.

scientific article

Morphological and phylogenetic data do not support the split of Alexandrium into four genera

scientific article published on 18 September 2020

Morphological, molecular and toxin analysis of field populations of Alexandrium genus from the Argentina Sea.

scientific article published on 09 August 2017

Multiple New Strains of Amphidomataceae (Dinophyceae) from the North Atlantic Revealed a High Toxin Profile Variability of Azadinium spinosum and a New Non-Toxigenic Az. cf. spinosum

scholarly article

New Knowledge on Distribution and Abundance of Toxic Microalgal Species and Related Toxins in the Northwestern Black Sea

scholarly article

New azaspiracids in Amphidomataceae (Dinophyceae)

scientific article published on 27 May 2012

Occurrence and distribution of Amphidomataceae (Dinophyceae) in Danish coastal waters of the North Sea, the Limfjord and the Kattegat/Belt area

scientific article published on 26 July 2019

PHENOTYPIC VARIATION AND GENOTYPIC DIVERSITY IN A PLANKTONIC POPULATION OF THE TOXIGENIC MARINE DINOFLAGELLATE ALEXANDRIUM TAMARENSE (DINOPHYCEAE)1

article

Pectenotoxins and yessotoxin from Arica Bay, North Chile as determined by tandem mass spectrometry

scientific article

Phycotoxin composition and distribution in plankton fractions from the German Bight and western Danish coast

article

Phytoplankton allelochemical interactions change microbial food web dynamics

scholarly article by Astrid Weissbach et al published 31 March 2011 in Limnology and Oceanography

Plate pattern clarification of the marine dinophyte Heterocapsa triquetra sensu Stein (Dinophyceae) collected at the Kiel Fjord (Germany).

scientific article

Preliminary characterization of extracellular allelochemicals of the toxic marine dinoflagellate Alexandrium tamarense using a Rhodomonas salina bioassay

scientific article

Production and isolation of azaspiracid-1 and -2 from Azadinium spinosum culture in pilot scale photobioreactors.

scientific article

Profiling the fatty acids from a strain of the microalgae Alexandrium tamarense by means of high-speed counter-current chromatography and gas chromatography coupled with mass spectrometry

scientific article published on 29 August 2013

Quantitative analysis of azaspiracids in Azadinium spinosum cultures.

scientific article

Revisiting the 1991 algal bloom in shelf waters off Argentina:Azadinium luciferelloidessp. nov. (Amphidomataceae, Dinophyceae) as the causative species in a diverse community of other amphidomataceans

scientific article published in July 2016

Separate and combined effects of neurotoxic and lytic compounds of Alexandrium strains on Mytilus edulis feeding activity and hemocyte function

scientific article published on 11 October 2018

Species occurrence of the potentially toxigenic diatom genus Pseudo-nitzschia and the associated neurotoxin domoic acid in the Argentine Sea.

scientific article

Structure Elucidation and in Vitro Toxicity of New Azaspiracids Isolated from the Marine Dinoflagellate Azadinium poporum

scientific article

Sympatric occurrence of two Azadinium poporum ribotypes in the Eastern Mediterranean Sea

scientific article published on 14 August 2018

TAXONOMIC REVISION OF THE DINOFLAGELLATE AMPHIDOMA CAUDATA: TRANSFER TO THE GENUS AZADINIUM (DINOPHYCEAE) AND PROPOSAL OF TWO VARIETIES, BASED ON MORPHOLOGICAL AND MOLECULAR PHYLOGENETIC ANALYSES(1).

scientific article

Temporal and spatial distribution of Azadinium species in the inland and coastal waters of the Pacific northwest in 2014-2018

scientific article published on 05 August 2020

The Mixoplankton Database (MDB): Diversity of photo‐phago‐trophic plankton in form, function, and distribution across the global ocean

scientific article published in 2023

The effect of temperature and salinity on growth rate and azaspiracid cell quotas in two strains of Azadinium poporum (Dinophyceae) from Puget Sound, Washington State

scientific article published on 23 September 2019

The relevance of marine chemical ecology to plankton and ecosystem function: an emerging field

scientific article

The role of Azadinium spinosum (Dinophyceae) in the production of azaspiracid shellfish poisoning in mussels

Thecal plate morphology, molecular phylogeny, and toxin analyses reveal two novel species of Alexandrium (Dinophyceae) and their potential for toxin production

scientific article published in 2023

To be or not to be: On the usefulness of infraspecific names in Heterocapsa steinii (Heterocapsaceae, Peridiniales)

scientific article published in 2019

Toxigenic algae and associated phycotoxins in two coastal embayments in the Ebro Delta (NW Mediterranean).

scientific article published on 31 March 2016

Toxin Variability Estimations of 68 Alexandrium ostenfeldii (Dinophyceae) Strains from The Netherlands Reveal a Novel Abundant Gymnodimine

scientific article

Trait changes induced by species interactions in two phenotypically distinct strains of a marine dinoflagellate

scientific article published on 19 April 2016

Transcriptomic characterisation and genomic glimps into the toxigenic dinoflagellate Azadinium spinosum, with emphasis on polykeitde synthase genes

scientific article

Transcriptomic response of the toxic prymnesiophyte Prymnesium parvum (N. Carter) to phosphorus and nitrogen starvation

article

Two novel azaspiracids from Azadinium poporum, and a comprehensive compilation of azaspiracids produced by Amphidomataceae, (Dinophyceae)

scientific article published on 27 December 2018

Ultrastructure and Phylogeny of Kirithra asteri gen. et sp. nov. (Ceratoperidiniaceae, Dinophyceae) - a Free-Living, Thin-Walled Marine Photosynthetic Dinoflagellate from Argentina

scientific article

Unambiguous identification of pectenotoxin-1 and distribution of pectenotoxins in plankton from the North Sea.

scientific article published on 7 October 2008

Unknown Extracellular and Bioactive Metabolites of the Genus Alexandrium: A Review of Overlooked Toxins

scholarly article

List of works by Urban Tillmann

(2577) Proposal to conserve the name Amphidoma (Dinophyceae) as being of feminine gender and with a conserved type

(2607) Proposal to conserve the name Heterocapsa (Dinophyceae) with a conserved type

(2686) Proposal to conserve the name Alexandrium against Blepharocysta (Dinophyceae)

A Gordian knot: Nomenclature and taxonomy of Heterocapsa triquetra (Peridiniales: Heterocapsaceae)

A Mediterranean Alexandrium taylorii (Dinophyceae) Strain Produces Goniodomin A and Lytic Compounds but Not Paralytic Shellfish Toxins

A new non-toxic species in the dinoflagellate genusAzadinium:A. poporumsp. nov

A search for mixotrophy and mucus trap production in Alexandrium spp. and the dynamics of mucus trap formation in Alexandrium pseudogonyaulax

Adding new pieces to the Azadinium (Dinophyceae) diversity and biogeography puzzle: Non-toxigenic Azadinium zhuanum sp. nov. from China, toxigenic A. poporum from the Mediterranean, and a non-toxigenic A. dalianense from the French Atlantic

Amphidoma languida (Amphidomatacea, Dinophyceae) with a novel azaspiracid toxin profile identified as the cause of molluscan contamination at the Atlantic coast of southern Spain

Amphidoma languida sp. nov. (Dinophyceae) Reveals a Close Relationship between Amphidoma and Azadinium ⬇️

Amphidoma parvula (Amphidomataceae), a new planktonic dinophyte from the Argentine Sea

Amphidomataceae (Dinophyceae) in the western Greenland area, including description of Azadinium perforatum sp. nov.

Azadinium obesum (Dinophyceae), a new nontoxic species in the genus that can produce azaspiracid toxins

Azadinium poporum from the Argentine Continental Shelf, Southwestern Atlantic, produces azaspiracid-2 and azaspiracid-2 phosphate

Azadinium spinosumgen. et sp. nov. (Dinophyceae) identified as a primary producer of azaspiracid toxins

Azaspiracid accumulation, detoxification and biotransformation in blue mussels (Mytilus edulis) experimentally fed Azadinium spinosum.

Bioactive compounds of marine dinoflagellate isolates from western Greenland and their phylogenetic association within the genus Alexandrium

Characterization of azaspiracids in plankton size-fractions and isolation of an azaspiracid-producing dinoflagellate from the North Sea

Clarifying confusion – <i>Prorocentrum triestinum</i> J.Schiller and <i>Prorocentrum redfieldii</i> Bursa (Prorocentrales, Dinophyceae) are two different species

Cryptic speciation in Protoceratium reticulatum (Dinophyceae): Evidence from morphological, molecular and ecophysiological data

Defining Planktonic Protist Functional Groups on Mechanisms for Energy and Nutrient Acquisition: Incorporation of Diverse Mixotrophic Strategies

Development of a LC-MS/MS method for the quantification of goniodomins A and B and its application to Alexandrium pseudogonyaulax strains and plankton field samples of Danish coastal waters

Distinctly different behavioral responses of a copepod, Temora longicornis, to different strains of toxic dinoflagellates, Alexandrium spp.

Distribution and abundance of azaspiracid-producing dinophyte species and their toxins in North Atlantic and North Sea waters in summer 2018

Distribution of Alexandrium fundyense (Dinophyceae) cysts in Greenland and Iceland, with an emphasis on viability and growth in the Arctic

Distribution of Dinophysis species and their association with lipophilic phycotoxins in plankton from the Argentine Sea.

Distributions of three Alexandrium species and their toxins across a salinity gradient suggest an increasing impact of GDA producing A. pseudogonyaulax in shallow brackish waters of Northern Europe

Diversity, distribution, and azaspiracids of Amphidomataceae (Dinophyceae) along the Norwegian coast

Effect of Azadinium spinosum on the feeding behaviour and azaspiracid accumulation of Mytilus edulis.

Effects of Temperature, Growth Media, and Photoperiod on Growth and Toxin Production of Azadinium spinosum

Electron microscopy of a 1991 spring plankton sample from the Argentinean Shelf reveals the presence of four new species of the Amphidomataceae (Dinophyceae) ⬇️

First record of the genus Azadinium (Dinophyceae) from the Shetland Islands, including the description of Azadinium polongum sp. nov.

First report of the photosynthetic dinoflagellate genus Azadinium in the Pacific Ocean: morphology and molecular characterization of Azadinium cf. poporum

Glenodinium triquetrum Ehrenb. is a species not of Heterocapsa F.Stein but of Kryptoperidinium Er.Lindem. (Kryptoperidiniaceae, Peridiniales)

Growth and bioactive secondary metabolites of arctic Protoceratium reticulatum (Dinophyceae).

Gymnodimine A and 13-desMethyl Spirolide C Alter Intracellular Calcium Levels via Acetylcholine Receptors

High abundance of Amphidomataceae (Dinophyceae) during the 2015 spring bloom of the Argentinean Shelf and a new, non-toxigenic ribotype of Azadinium spinosum

Identification of Azadinium species and a new azaspiracid from Azadinium poporum in Puget Sound, Washington State, USA.

Identification of Novel Gymnodimines and Spirolides from the Marine Dinoflagellate

Implications of life-history transitions on the population genetic structure of the toxigenic marine dinoflagellate Alexandrium tamarense

In Silico Modeling of Spirolides and Gymnodimines: Determination of S Configuration at Butenolide Ring Carbon C-4

In Vitro Effects of Paralytic Shellfish Toxins and Lytic Extracellular Compounds Produced by Alexandrium Strains on Hemocyte Integrity and Function in Mytilus edulis

Interactions between planktonic microalgae and protozoan grazers

Intraspecific facilitation by allelochemical mediated grazing protection within a toxigenic dinoflagellate population

Isolation of activity and partial characterization of large non-proteinaceous lytic allelochemicals produced by the marine dinoflagellate Alexandrium tamarense

Katodinium glaucum (Dinophyceae) revisited: proposal of new genus, family and order based on ultrastructure and phylogeny

LC-MS-MS aboard ship: tandem mass spectrometry in the search for phycotoxins and novel toxigenic plankton from the North Sea.

LC-MS/MS Detection of Karlotoxins Reveals New Variants in Strains of the Marine Dinoflagellate Karlodinium veneficum from the Ebro Delta (NW Mediterranean).

LC-MS/MS Method Development for the Discovery and Identification of Amphidinols Produced by Amphidinium

Life Cycle of the pseudocolonial dinoflagellate Polykrikos kofoidii (Gymnodiniales, Dinoflagellata).

Mass Spectrometry-Based Characterization of New Spirolides from Alexandrium ostenfeldii (Dinophyceae)

Mediterranean Azadinium dexteroporum (Dinophyceae) produces six novel azaspiracids and azaspiracid-35: a structural study by a multi-platform mass spectrometry approach

Microbial arms race: Ballistic "nematocysts" in dinoflagellates represent a new extreme in organelle complexity.

Mode of action of membrane-disruptive lytic compounds from the marine dinoflagellate Alexandrium tamarense

Morphological and Phylogenetic Characterisation of Prorocentrum spinulentum, sp. nov. (Prorocentrales, Dinophyceae), a Small Spiny Species from the North Atlantic ⬇️

Morphological and molecular characterization of Heterocapsa claromecoensis sp. nov. (Peridiniales, Dinophyceae) from Buenos Aires coastal waters (Argentina)

Morphological and molecular characterization of multiple new Azadinium strains revealed a high diversity of non‐toxigenic species of Amphidomataceae (Dinophyceae ) including two new Azadinium species in Irish waters, North East Atlantic ⬇️

Morphological and molecular characterization of three new Azadinium species (Amphidomataceae, dinophyceae) from the Irminger sea.

Morphological and phylogenetic data do not support the split of Alexandrium into four genera

Morphological, molecular and toxin analysis of field populations of Alexandrium genus from the Argentina Sea.

Multiple New Strains of Amphidomataceae (Dinophyceae) from the North Atlantic Revealed a High Toxin Profile Variability of Azadinium spinosum and a New Non-Toxigenic Az. cf. spinosum

New Knowledge on Distribution and Abundance of Toxic Microalgal Species and Related Toxins in the Northwestern Black Sea

New azaspiracids in Amphidomataceae (Dinophyceae)

Occurrence and distribution of Amphidomataceae (Dinophyceae) in Danish coastal waters of the North Sea, the Limfjord and the Kattegat/Belt area

PHENOTYPIC VARIATION AND GENOTYPIC DIVERSITY IN A PLANKTONIC POPULATION OF THE TOXIGENIC MARINE DINOFLAGELLATE ALEXANDRIUM TAMARENSE (DINOPHYCEAE)1

Pectenotoxins and yessotoxin from Arica Bay, North Chile as determined by tandem mass spectrometry

Phycotoxin composition and distribution in plankton fractions from the German Bight and western Danish coast

Phytoplankton allelochemical interactions change microbial food web dynamics

Plate pattern clarification of the marine dinophyte Heterocapsa triquetra sensu Stein (Dinophyceae) collected at the Kiel Fjord (Germany).

Preliminary characterization of extracellular allelochemicals of the toxic marine dinoflagellate Alexandrium tamarense using a Rhodomonas salina bioassay

Production and isolation of azaspiracid-1 and -2 from Azadinium spinosum culture in pilot scale photobioreactors.

Profiling the fatty acids from a strain of the microalgae Alexandrium tamarense by means of high-speed counter-current chromatography and gas chromatography coupled with mass spectrometry

Quantitative analysis of azaspiracids in Azadinium spinosum cultures.

Revisiting the 1991 algal bloom in shelf waters off Argentina:Azadinium luciferelloidessp. nov. (Amphidomataceae, Dinophyceae) as the causative species in a diverse community of other amphidomataceans

Separate and combined effects of neurotoxic and lytic compounds of Alexandrium strains on Mytilus edulis feeding activity and hemocyte function

Species occurrence of the potentially toxigenic diatom genus Pseudo-nitzschia and the associated neurotoxin domoic acid in the Argentine Sea.

Structure Elucidation and in Vitro Toxicity of New Azaspiracids Isolated from the Marine Dinoflagellate Azadinium poporum

Sympatric occurrence of two Azadinium poporum ribotypes in the Eastern Mediterranean Sea

TAXONOMIC REVISION OF THE DINOFLAGELLATE AMPHIDOMA CAUDATA: TRANSFER TO THE GENUS AZADINIUM (DINOPHYCEAE) AND PROPOSAL OF TWO VARIETIES, BASED ON MORPHOLOGICAL AND MOLECULAR PHYLOGENETIC ANALYSES(1).