Ormoceras Stokes 1840
Year: 2025
Type: article
Abstract: Genus Ormoceras Stokes, 1840 Type species Ormoceras bayfieldi Stokes, 1840 from Niibi, Estonia; Adila Formation, Pirgu Regional Stage, late Katian; subsequent designation by Bassler (1915). Diagnosis Medium-sized straight shells, circular or nearly so in cross section; siphuncle subcentral; segments almost globular; septal necks short cyrtochoanitic; endosiphuncular canal system moderately complex to simple, few radial canals. (Adopted from Teichert 1964a.)
Author: Kröger, Björn
Institutions: University of Helsinki, Finnish Museum of Natural History
Language: English
Subfield: Paleontology
Field: Earth and Planetary Sciences
Domain: Physical Sciences
Open Access status: gold
OpenAlex ID: W6948940851
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