Note on a very fine example of Helicoceras stevonsoni preserving the outer chamber. Bulletin of the AMNH ; v. 14, article 16
| Image |  |
|---|---|
| Description | 1901 |
| Author/s |
author: Robert Parr Whitfield |
| Publication date | 1901 |
| Language | |
| Country of origin | |
| Wikipedia link | |
| Copyright status |
public domain in United States. public domain in countries with 100 years pma or shorter. |
| Missing/wrong data? | Edit Wikidata item |