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Pycnoceras ✝
Source Data |
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Rank | genus | ||||||||||||||||||||||||||||||||||||||||||
Taxonomy (GBIF) | Life : Animalia : Mollusca : Cephalopoda : Estonioceratidae : Pycnoceras | ||||||||||||||||||||||||||||||||||||||||||
Taxonomy (PBDB) | Life : Animalia : Mollusca : Cephalopoda : Tarphycerida : Estonioceratidae : Pycnoceras | ||||||||||||||||||||||||||||||||||||||||||
Taxonomic Status (GBIF) | accepted | ||||||||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
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Scientific Name | Pycnoceras Hyatt, 1894 | ||||||||||||||||||||||||||||||||||||||||||
Name Published In | Proc. Amer. Phil. Soc., 32 | ||||||||||||||||||||||||||||||||||||||||||
Opinions (PBDB) |
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Status (PBDB) | extinct | ||||||||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 6 | ||||||||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 485 - 472 Ma Paleozoic | ||||||||||||||||||||||||||||||||||||||||||
Last Recorded Appearance | 478 - 468 Ma Ordovician | ||||||||||||||||||||||||||||||||||||||||||
Motility | fast-moving (based on Cephalopoda) | ||||||||||||||||||||||||||||||||||||||||||
Vision | well-developed (based on Cephalopoda) | ||||||||||||||||||||||||||||||||||||||||||
Diet | carnivore (based on Cephalopoda) | ||||||||||||||||||||||||||||||||||||||||||
Taphonomy | aragonite (based on Tarphycerida) | ||||||||||||||||||||||||||||||||||||||||||
Primary Reference (PBDB) | A. Hyatt. 1894. Phylogeny of an acquired characteristic. Proceedings of the American Philosophical Society 32(143):349-647 |
Fossil Distribution
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Pycnoceras adamsense ✝ species | accepted (GBIF) listed (PBDB) | 1 | 485 Ma Cambrian | 485 Ma Cambrian | |
Pycnoceras apertum ✝ species | accepted (GBIF) listed (PBDB) | 2 | 478 Ma Early/Lower Ordovician | 478 Ma Early/Lower Ordovician | |
Pycnoceras calciferiforme ✝ species | accepted (GBIF) listed (PBDB) | 2 | 485 Ma Cambrian | 478 Ma Early/Lower Ordovician | |
Pycnoceras clausum ✝ species | accepted (GBIF) listed (PBDB) | 9 | 485 Ma Cambrian | 478 Ma Early/Lower Ordovician | |
Pycnoceras rotundatum ✝ species | accepted (GBIF) listed (PBDB) | 1 | 485 Ma Cambrian | 485 Ma Cambrian |
Synonymy List
Year | Name and Author |
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1894 | Pycnoceras Hyatt p. 454 |
1942 | Pycnoceras Ulrich et al. |
1964 | Pycnoceras Teichert et al. p. 359 |
1983 | Pycnoceras Stait |
References
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!