Biology:Crommium

Short description: Extinct genus of gastropods

Crommium Temporal range: Paleocene - Eocene PreЄ Є O S D C P T J K Pg N
Fossil shell of Crommium ferrugineum
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Family:	Ampullinidae
Genus:	†Crommium Cossmann, 1888
Synonyms
Amaurellina (Crommium) Cossmann, 1904 †

Crommium is an extinct genus of sea snails, marine gastropod molluscs in the family Ampullinidae.

Species

Species within the genus Crommium include:

• † Crommium andersoni Dickerson, 1914
• † Crommium angustatum Grateloup, 1828
• † Crommium ferrugineum (Great.)
• † Crommium globosa Perrilliat et al., 2006
• † Crommium hosgori Pacaud, 2016
• † Crommium intermedia Deshayes, 1832
• † Crommium masinguiensis Clark and Durham, 1946
• † Crommium palmasensis Clark and Durham, 1946
• † Crommium palmerae Clark and Durham, 1946
• † Crommium perovatum Conrad, 1846
• † Crommium pinyonensis Dickerson, 1914
• † Crommium pseudowillemeti Eames, 1952
• † Crommium rouaulti d'Archiac and Haime, 1854
• † Crommium willemettii Deshayes, 1825

Fossils of the sea snails within this genus have been found in sediments of Europe, United States , Colombia, Somalia and Nigeria from Paleocene to Eocene (age range: 61.7 to 23.03 million years ago).

• 

  Crommium acutum

• 

  Crommium ponderosum

References

• "I molluschi dei terreni terziarii del Piemonte e della Liguria"

Wikidata ☰ Q20065335 entry