List of works - Peter Vďačný

A Proposed Timescale for the Evolution of Armophorean Ciliates: Clevelandellids Diversify More Rapidly Than Metopids

scientific article published on 01 July 2018

A discovery of two new Tetrahymena species parasitizing slugs and mussels: morphology and multi-gene phylogeny of T. foissneri sp. n. and T. unionis sp. n.

scientific article published on 14 April 2021

A huge diversity of metopids (Ciliophora, Armophorea) in soil from the Murray River floodplain, Australia. I. Description of five new species and redescription of Metopus setosus Kahl, 1927. ⬇️

scientific article published in 2016

A huge diversity of metopids (Ciliophora, Armophorea) in soil from the Murray River floodplain, Australia. III. Morphology, ontogenesis and conjugation of Metopus boletus nov. spec., with implications for the phylogeny of the SAL supercluster

scientific article published on 13 April 2019

A huge undescribed diversity of the subgenus Hystricochaetonotus (Gastrotricha, Chaetonotidae, Chaetonotus) in Central Europe

scientific article published in 2022

A new soil hypotrich ciliate (Protozoa, Ciliophora) from Slovakia: Gonostomum albicarpathicum nov. spec

scientific article

An annotated and revised checklist of pleurostome ciliates (Protista: Ciliophora: Litostomatea) from Slovakia, Central Europe

scientific article (publication date: 4 February 2014)

Batesian insect-insect mimicry-related explosive radiation of ancient alienopterid cockroaches

scholarly article by Peter Vršanský published in September 2018

Checklist and distribution of ciliates from the family Euplotidae Ehrenberg, 1838 (Protista: Ciliophora: Spirotrichea) in Slovakia, Central Europe

scientific article (publication date: 20 February 2015)

Ciliates — Protists with complex morphologies and ambiguous early fossil record

scholarly article by Micah Dunthorn published in September 2015

Class Cariacotrichea, a novel ciliate taxon from the anoxic Cariaco Basin, Venezuela.

scientific article

Co-existence of multiple bacterivorous clevelandellid ciliate species in hindgut of wood-feeding cockroaches in light of their prokaryotic consortium

scientific article published in Scientific Reports

Colpodean ciliate phylogeny and reference alignments for phylogenetic placements

scientific article published on 10 November 2020

Cryptic host-driven speciation of mobilid ciliates epibiotic on freshwater planarians

scholarly article published in 2021

DNA barcoding and coalescent-based delimitation of endosymbiotic clevelandellid ciliates (Ciliophora: Clevelandellida): a shift to molecular taxonomy in the inventory of ciliate diversity in panesthiine cockroaches ⬇️

scientific article published on 13 October 2021

Dawn of astome ciliates in light of morphology and time-calibrated phylogeny of Haptophrya planariarum, an obligate endosymbiont of freshwater turbellarians

scientific article published on 05 April 2018

Dealing with discordant genetic signal caused by hybridisation, incomplete lineage sorting and paucity of primary nucleotide homologies: a case study of closely related members of the genus Picris subsection Hieracioides (Compositae).

scientific article

Deciphering phylogenetic relationships and delimiting species boundaries using a Bayesian coalescent approach in protists: A case study of the ciliate genus Spirostomum (Ciliophora, Heterotrichea)

scientific article published on 08 November 2019

Delimitation of five astome ciliate species isolated from the digestive tube of three ecologically different groups of lumbricid earthworms, using the internal transcribed spacer region and the hypervariable D1/D2 region of the 28S rRNA gene

scientific article published on 14 March 2020

Description of Four New Soil Dileptids (Ciliophora, Haptoria), with Notes on Adaptations to the Soil Environment ⬇️

scientific article published on January 1, 2008

Disentangling identity of Taphrina species parasitizing herbaceous Rosaceae, with proposal of T. gei-montani sp. nov.

scientific article

Diversification dynamics and transoceanic Eurasian-Australian disjunction in the genus Picris (Compositae) induced by the interplay of shifts in intrinsic/extrinsic traits and paleoclimatic oscillations

scientific article

Diversification dynamics of rhynchostomatian ciliates: the impact of seven intrinsic traits on speciation and extinction in a microbial group.

scientific article published on 30 August 2017

Diversity and Eco-Evolutionary Associations of Endosymbiotic Astome Ciliates With Their Lumbricid Earthworm Hosts

scientific article published on 18 June 2021

Elmidae of Sarawak: the genus Potamophilus Germar, 1811, with a description of P. kelabitensis sp. nov. (Insecta: Coleoptera) ⬇️

scientific article published on 17 March 2022

Estimation of divergence times in litostomatean ciliates (Ciliophora: Intramacronucleata), using Bayesian relaxed clock and 18S rRNA gene

scientific article published on 2 July 2015

Evaluation of Systematic Position of Helicoprorodontids and Chaeneids (Ciliophora, Litostomatea): An Attempt to Break Long Branches in 18S rRNA Gene Phylogenies.

scientific article

Evolutionary Origin and Host Range of Plagiotoma lumbrici (Ciliophora, Hypotrichia), an Obligate Gut Symbiont of Lumbricid Earthworms

scientific article published on 10 November 2019

Evolutionary associations of endosymbiotic ciliates shed light on the timing of the marsupial-placental split.

scientific article published on 11 April 2018

Genealogical analyses of multiple loci of litostomatean ciliates (Protista, Ciliophora, Litostomatea).

scientific article published on 10 July 2012

Integrative studies on three new freshwater Amphileptus species (Ciliophora, Pleurostomatida) discovered in northern China ⬇️

scientific article published in 2022

Integrative taxonomy of ciliates: Assessment of molecular phylogenetic content and morphological homology testing.

scientific article published on 24 February 2017

Integrative taxonomy of five astome ciliates (Ciliophora, Astomatia) isolated from earthworms in Central Europe

scientific article published in 2019

Linking morphology and molecules: integrative taxonomy of spathidiids (Protista: Ciliophora: Litostomatea) from Korea

scientific article published in 2017

Molecular and morphological evidence for a sister group relationship of the classes Armophorea and Litostomatea (Ciliophora, Intramacronucleata, Lamellicorticata infraphyl. nov.), with an account on basal litostomateans.

scientific article published on 9 September 2010

Molecular phylogeny and species delimitation within the ciliate genus Spirostomum (Ciliophora, Postciliodesmatophora, Heterotrichea), using the internal transcribed spacer region.

scientific article published on 31 May 2016

Monograph of the Dileptids (Protista, Ciliophora, Rhynchostomatia) ⬇️

scientific article published in 2012

Morphological and molecular characterization of the name-bearing type species Rimaleptus binucleatus (Kahl, 1931), with a phylogenetic re-analysis of dileptid evolutionary history (Ciliophora: Litostomatea: Rhynchostomatia).

scientific article

Morphological and molecular phylogeny of dileptid and tracheliid ciliates: resolution at the base of the class Litostomatea (Ciliophora, Rhynchostomatia)

scientific article

Morphological and phylogenetical studies on a new soil hypotrich ciliate: Kahliella matisi spec. nov. (Hypotrichia, Kahliellidae).

scientific article published on 21 September 2010

Morphological and taxonomical studies on two soil haptorid ciliates (Ciliophora, Litostomatea): Clavoplites haranti sp. n. and Enchelys terrenum (Foissner, 1984) comb. n., and taxonomy of the family Enchelyidae Ehrenberg, 1838.

scientific article

Morphological variation of Fuscheria terricola BERGER et al., 1983 (Ciliophora, Haptoria) ⬇️

scientific article published in 2007

Morphology and Ontogenesis of Hemiholosticha pantanalensis nov. spec. (Ciliophora, Hypotrichia, Psilotrichidae)

scientific article

Morphology and molecular phylogeny of Apoterritricha lutea n. g., n. sp. (Ciliophora, Spirotrichea, Hypotrichia): a putative missing link connecting Cyrtohymena and Afrokeronopsis

scientific article published on 18 July 2014

Morphology and molecular phylogeny of a new haptorian ciliate, Chaenea mirabilis sp. n., with implications for the evolution of the dorsal brush in haptorians (Ciliophora, Litostomatea).

scientific article

Morphology and ontogenesis of two new Hemiholosticha species (Ciliophora, Hypotrichia, Hemiholostichidae nov. fam.).

scientific article published on 30 November 2020

Morphology and phylogeny of Bryophryoides ocellatus n. g., n. sp. (Ciliophora, Colpodea) from in situ soil percolates of Idaho, U.S.A.

scientific article

Morphology and phylogeny of a new woodruffiid ciliate, Etoschophrya inornata sp. n. (Ciliophora, Colpodea, Platyophryida), with an account on evolution of platyophryids

scientific article published in 2012

Morphology, conjugation, and postconjugational reorganization of Dileptus tirjakovae n. sp. (Ciliophora, Haptoria).

scientific article published on September 2008

Morphology, morphometrics, and molecular characterization of Bryophrya gemmea n. sp. (Ciliophora, Colpodea): implications for the phylogeny and evolutionary scenario for the formation of oral ciliature in the order Colpodida.

scientific article

Multi-Gene Phylogeny of the Ciliate Genus Trachelostyla (Ciliophora, Hypotrichia), With Integrative Description of Two Species, Trachelostyla multinucleata Spec. nov. and T. pediculiformis (Cohn, 1866)

scientific article published on 01 January 2021

Multi-gene phylogeny of Tetrahymena refreshed with three new histophagous species invading freshwater planarians

scientific article published on 09 March 2020

Multi-gene phylogeny of the subclass Astomatia (Protista: Ciliophora) refreshed with two rare astome ciliates from the digestive tube of endogeic earthworms ⬇️

scholarly article published in 2021

Multiple independent losses of cell mouth in phylogenetically distant endosymbiotic lineages of oligohymenophorean ciliates: A lesson from Clausilocola

scholarly article published in 2022

Multivariate morphometric analyses of the predatory ciliate genus Semispathidium (Ciliophora: Litostomatea), with description of S. longiarmatum nov. spec.

scientific article

Nuclear and Mitochondrial SSU rRNA Genes Reveal Hidden Diversity of Haptophrya Endosymbionts in Freshwater Planarians and Challenge Their Traditional Classification in Astomatia

scientific article published on 14 April 2022

Observations on soil haptorid ciliates (Protozoa, Ciliophora) from Slovakia ⬇️

scientific article published in January 2007

Ontogenesis of Dileptus terrenus and Pseudomonilicaryon brachyproboscis (Ciliophora, Haptoria).

scientific article published on May 2009

Paramecium: RNA sequence–structure phylogenetics ⬇️

scientific article published on 6 April 2023

Phylogenetic relationships of the ciliate class Heterotrichea (Protista, Ciliophora, Postciliodesmatophora) inferred from multiple molecular markers and multifaceted analysis strategy

scientific article

Phylogeny and classification of the Litostomatea (Protista, Ciliophora), with emphasis on free-living taxa and the 18S rRNA gene

scientific article

Prevalence of partnerships between bacteria and ciliates in oxygen-depleted marine water columns.

scientific article

Putative ITS2 secondary structure model and multi‐gene phylogenies of tetrahymenids (Ciliophora, Hymenostomatia) parasitizing planarians and crayfish worms

scientific article published on 15 February 2022

Re-analysis of the 18S rRNA gene phylogeny of the ciliate class Colpodea

scientific article published on 30 November 2018

Reconciling morphological and molecular classification of predatory ciliates: Evolutionary taxonomy of dileptids (Ciliophora, Litostomatea, Rhynchostomatia).

scientific article

Recovery of ciliate communities from an oligotrophic mountain stream after a catastrophic wind damage

scientific article

Resting cysts of Parentocirrus hortualis Voß, 1997 (Ciliophora, Hypotrichia), with preliminary notes on encystation and various types of excystation

scientific article published on 17 December 2015

Selection and paucity of phylogenetic signal challenge the utility of alpha-tubulin in reconstruction of evolutionary history of free-living litostomateans (Protista, Ciliophora)

scientific article published on 12 May 2018

Silicon Uptake and Localisation in Date Palm (Phoenix dactylifera) - A Unique Association With Sclerenchyma

scientific article published on 13 August 2019

Spathidium seppelti foissneri nov. subspec., Spathidium simplinucleatum nov. stat., and Dileptus americanus Kahl, 1931, one new and two poorly known soil gymnostome ciliates from soils of Slovakia

scientific article published on 21 June 2006

Spatio-temporal formation of the genetic diversity in the Mediterranean dwelling lichen during the Neogene and Quaternary epochs

scientific article published on 07 December 2019

Synergistic effects of combining morphological and molecular data in resolving the phylogenetic position ofSemispathidium(Ciliophora, Haptoria) with description ofSemispathidium breviarmatumsp. n. from tropical Africa

scientific article published on 16 May 2013

Systematics and Multi-Gene Phylogeny of the Subfamily Nothoholostichinae (Ciliophora, Hypotrichia), With Integrative Description of a New Marine Species Nothoholosticha luporinii n. sp.

Taxonomic revision of the genus Elmomorphus Sharp, 1888 I. Japanese and Korean species (Coleoptera: Dryopidae)

scientific article published on 8 July 2021

The chaos prevails: molecular phylogeny of the Haptoria (Ciliophora, Litostomatea).

scientific article published in December 2013

The search finds an end: the morphologically chimeric hysterocinetids belong to the subclass Hymenostomatia (Ciliophora: Oligohymenophorea)

scientific article published in 2023

Two New Endozoic Ciliates, Clevelandella lynni sp. n. and Nyctotherus galerus sp. n., Isolated from the Hindgut of the Wood-feeding Cockroach Panesthia angustipennis (Illiger, 1801)

scientific article published on 28 February 2020

List of works by Peter Vďačný

A Proposed Timescale for the Evolution of Armophorean Ciliates: Clevelandellids Diversify More Rapidly Than Metopids

A discovery of two new Tetrahymena species parasitizing slugs and mussels: morphology and multi-gene phylogeny of T. foissneri sp. n. and T. unionis sp. n.

A huge diversity of metopids (Ciliophora, Armophorea) in soil from the Murray River floodplain, Australia. I. Description of five new species and redescription of Metopus setosus Kahl, 1927. ⬇️

A huge diversity of metopids (Ciliophora, Armophorea) in soil from the Murray River floodplain, Australia. III. Morphology, ontogenesis and conjugation of Metopus boletus nov. spec., with implications for the phylogeny of the SAL supercluster

A huge undescribed diversity of the subgenus Hystricochaetonotus (Gastrotricha, Chaetonotidae, Chaetonotus) in Central Europe

A new soil hypotrich ciliate (Protozoa, Ciliophora) from Slovakia: Gonostomum albicarpathicum nov. spec

An annotated and revised checklist of pleurostome ciliates (Protista: Ciliophora: Litostomatea) from Slovakia, Central Europe

Batesian insect-insect mimicry-related explosive radiation of ancient alienopterid cockroaches

Checklist and distribution of ciliates from the family Euplotidae Ehrenberg, 1838 (Protista: Ciliophora: Spirotrichea) in Slovakia, Central Europe

Ciliates — Protists with complex morphologies and ambiguous early fossil record

Class Cariacotrichea, a novel ciliate taxon from the anoxic Cariaco Basin, Venezuela.

Co-existence of multiple bacterivorous clevelandellid ciliate species in hindgut of wood-feeding cockroaches in light of their prokaryotic consortium

Colpodean ciliate phylogeny and reference alignments for phylogenetic placements

Cryptic host-driven speciation of mobilid ciliates epibiotic on freshwater planarians

DNA barcoding and coalescent-based delimitation of endosymbiotic clevelandellid ciliates (Ciliophora: Clevelandellida): a shift to molecular taxonomy in the inventory of ciliate diversity in panesthiine cockroaches ⬇️

Dawn of astome ciliates in light of morphology and time-calibrated phylogeny of Haptophrya planariarum, an obligate endosymbiont of freshwater turbellarians

Dealing with discordant genetic signal caused by hybridisation, incomplete lineage sorting and paucity of primary nucleotide homologies: a case study of closely related members of the genus Picris subsection Hieracioides (Compositae).

Deciphering phylogenetic relationships and delimiting species boundaries using a Bayesian coalescent approach in protists: A case study of the ciliate genus Spirostomum (Ciliophora, Heterotrichea)

Delimitation of five astome ciliate species isolated from the digestive tube of three ecologically different groups of lumbricid earthworms, using the internal transcribed spacer region and the hypervariable D1/D2 region of the 28S rRNA gene

Description of Four New Soil Dileptids (Ciliophora, Haptoria), with Notes on Adaptations to the Soil Environment ⬇️

Disentangling identity of Taphrina species parasitizing herbaceous Rosaceae, with proposal of T. gei-montani sp. nov.

Diversification dynamics and transoceanic Eurasian-Australian disjunction in the genus Picris (Compositae) induced by the interplay of shifts in intrinsic/extrinsic traits and paleoclimatic oscillations

Diversification dynamics of rhynchostomatian ciliates: the impact of seven intrinsic traits on speciation and extinction in a microbial group.

Diversity and Eco-Evolutionary Associations of Endosymbiotic Astome Ciliates With Their Lumbricid Earthworm Hosts

Elmidae of Sarawak: the genus Potamophilus Germar, 1811, with a description of P. kelabitensis sp. nov. (Insecta: Coleoptera) ⬇️

Estimation of divergence times in litostomatean ciliates (Ciliophora: Intramacronucleata), using Bayesian relaxed clock and 18S rRNA gene

Evaluation of Systematic Position of Helicoprorodontids and Chaeneids (Ciliophora, Litostomatea): An Attempt to Break Long Branches in 18S rRNA Gene Phylogenies.

Evolutionary Origin and Host Range of Plagiotoma lumbrici (Ciliophora, Hypotrichia), an Obligate Gut Symbiont of Lumbricid Earthworms

Evolutionary associations of endosymbiotic ciliates shed light on the timing of the marsupial-placental split.

Genealogical analyses of multiple loci of litostomatean ciliates (Protista, Ciliophora, Litostomatea).

Integrative studies on three new freshwater Amphileptus species (Ciliophora, Pleurostomatida) discovered in northern China ⬇️

Integrative taxonomy of ciliates: Assessment of molecular phylogenetic content and morphological homology testing.

Integrative taxonomy of five astome ciliates (Ciliophora, Astomatia) isolated from earthworms in Central Europe

Linking morphology and molecules: integrative taxonomy of spathidiids (Protista: Ciliophora: Litostomatea) from Korea

Molecular and morphological evidence for a sister group relationship of the classes Armophorea and Litostomatea (Ciliophora, Intramacronucleata, Lamellicorticata infraphyl. nov.), with an account on basal litostomateans.

Molecular phylogeny and species delimitation within the ciliate genus Spirostomum (Ciliophora, Postciliodesmatophora, Heterotrichea), using the internal transcribed spacer region.

Monograph of the Dileptids (Protista, Ciliophora, Rhynchostomatia) ⬇️

Morphological and molecular characterization of the name-bearing type species Rimaleptus binucleatus (Kahl, 1931), with a phylogenetic re-analysis of dileptid evolutionary history (Ciliophora: Litostomatea: Rhynchostomatia).

Morphological and molecular phylogeny of dileptid and tracheliid ciliates: resolution at the base of the class Litostomatea (Ciliophora, Rhynchostomatia)

Morphological and phylogenetical studies on a new soil hypotrich ciliate: Kahliella matisi spec. nov. (Hypotrichia, Kahliellidae).

Morphological and taxonomical studies on two soil haptorid ciliates (Ciliophora, Litostomatea): Clavoplites haranti sp. n. and Enchelys terrenum (Foissner, 1984) comb. n., and taxonomy of the family Enchelyidae Ehrenberg, 1838.

Morphological variation of Fuscheria terricola BERGER et al., 1983 (Ciliophora, Haptoria) ⬇️

Morphology and Ontogenesis of Hemiholosticha pantanalensis nov. spec. (Ciliophora, Hypotrichia, Psilotrichidae)

Morphology and molecular phylogeny of Apoterritricha lutea n. g., n. sp. (Ciliophora, Spirotrichea, Hypotrichia): a putative missing link connecting Cyrtohymena and Afrokeronopsis

Morphology and molecular phylogeny of a new haptorian ciliate, Chaenea mirabilis sp. n., with implications for the evolution of the dorsal brush in haptorians (Ciliophora, Litostomatea).

Morphology and ontogenesis of two new Hemiholosticha species (Ciliophora, Hypotrichia, Hemiholostichidae nov. fam.).

Morphology and phylogeny of Bryophryoides ocellatus n. g., n. sp. (Ciliophora, Colpodea) from in situ soil percolates of Idaho, U.S.A.

Morphology and phylogeny of a new woodruffiid ciliate, Etoschophrya inornata sp. n. (Ciliophora, Colpodea, Platyophryida), with an account on evolution of platyophryids

Morphology, conjugation, and postconjugational reorganization of Dileptus tirjakovae n. sp. (Ciliophora, Haptoria).

Morphology, morphometrics, and molecular characterization of Bryophrya gemmea n. sp. (Ciliophora, Colpodea): implications for the phylogeny and evolutionary scenario for the formation of oral ciliature in the order Colpodida.

Multi-Gene Phylogeny of the Ciliate Genus <i>Trachelostyla</i> (Ciliophora, Hypotrichia), With Integrative Description of Two Species, <i>Trachelostyla multinucleata</i> Spec. nov. and <i>T. pediculiformis</i> (Cohn, 1866)

Multi-gene phylogeny of Tetrahymena refreshed with three new histophagous species invading freshwater planarians

Multi-gene phylogeny of the subclass Astomatia (Protista: Ciliophora) refreshed with two rare astome ciliates from the digestive tube of endogeic earthworms ⬇️

Multiple independent losses of cell mouth in phylogenetically distant endosymbiotic lineages of oligohymenophorean ciliates: A lesson from Clausilocola

Multivariate morphometric analyses of the predatory ciliate genus Semispathidium (Ciliophora: Litostomatea), with description of S. longiarmatum nov. spec.

Nuclear and Mitochondrial SSU rRNA Genes Reveal Hidden Diversity of <i>Haptophrya</i> Endosymbionts in Freshwater Planarians and Challenge Their Traditional Classification in Astomatia

Observations on soil haptorid ciliates (Protozoa, Ciliophora) from Slovakia ⬇️

Ontogenesis of Dileptus terrenus and Pseudomonilicaryon brachyproboscis (Ciliophora, Haptoria).

Paramecium: RNA sequence–structure phylogenetics ⬇️

Phylogenetic relationships of the ciliate class Heterotrichea (Protista, Ciliophora, Postciliodesmatophora) inferred from multiple molecular markers and multifaceted analysis strategy

Phylogeny and classification of the Litostomatea (Protista, Ciliophora), with emphasis on free-living taxa and the 18S rRNA gene

Prevalence of partnerships between bacteria and ciliates in oxygen-depleted marine water columns.

Putative ITS2 secondary structure model and multi‐gene phylogenies of tetrahymenids (Ciliophora, Hymenostomatia) parasitizing planarians and crayfish worms

Re-analysis of the 18S rRNA gene phylogeny of the ciliate class Colpodea

Reconciling morphological and molecular classification of predatory ciliates: Evolutionary taxonomy of dileptids (Ciliophora, Litostomatea, Rhynchostomatia).

Recovery of ciliate communities from an oligotrophic mountain stream after a catastrophic wind damage

Resting cysts of Parentocirrus hortualis Voß, 1997 (Ciliophora, Hypotrichia), with preliminary notes on encystation and various types of excystation

Selection and paucity of phylogenetic signal challenge the utility of alpha-tubulin in reconstruction of evolutionary history of free-living litostomateans (Protista, Ciliophora)

Silicon Uptake and Localisation in Date Palm (Phoenix dactylifera) - A Unique Association With Sclerenchyma

Spathidium seppelti foissneri nov. subspec., Spathidium simplinucleatum nov. stat., and Dileptus americanus Kahl, 1931, one new and two poorly known soil gymnostome ciliates from soils of Slovakia

Spatio-temporal formation of the genetic diversity in the Mediterranean dwelling lichen during the Neogene and Quaternary epochs

Synergistic effects of combining morphological and molecular data in resolving the phylogenetic position ofSemispathidium(Ciliophora, Haptoria) with description ofSemispathidium breviarmatumsp. n. from tropical Africa

Systematics and Multi-Gene Phylogeny of the Subfamily Nothoholostichinae (Ciliophora, Hypotrichia), With Integrative Description of a New Marine Species Nothoholosticha luporinii n. sp.

Taxonomic revision of the genus Elmomorphus Sharp, 1888 I. Japanese and Korean species (Coleoptera: Dryopidae)

The chaos prevails: molecular phylogeny of the Haptoria (Ciliophora, Litostomatea).

The search finds an end: the morphologically chimeric hysterocinetids belong to the subclass Hymenostomatia (Ciliophora: Oligohymenophorea)

Two New Endozoic Ciliates, Clevelandella lynni sp. n. and Nyctotherus galerus sp. n., Isolated from the Hindgut of the Wood-feeding Cockroach Panesthia angustipennis (Illiger, 1801)