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Species / Helicaulax Bicarinata

Helicaulax Bicarinata

  • Helicaulax bicarinata Gabb, 1869

Locus typicus: Cottonwood Creek, California, USA

Stratum typicum: Cretaceous

Types: Academy fo Natural Sciences of Philadelphia 4242: Holotype

Comment: This might be a Tessarolax, a Ceratosiphon or a Trilemma

Helicaulax bicarinata Gabb, 1869, pl. 27, fig. 47


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