Rodzaj Rhynchocerithium Cossmann, 1906

Gatunek typowy
Cerithium fusiforme Hébert & Eudes−Deslongchamps,1860. Callovian (Mid Jurassic), Montreuil−Bellay, France.

Opis

Small bucciniform shell ornamented by axial and spiral ribs with nodes at intersections. Ornamentation is attenuated at base. Body whorl weakly inflated. Peristome oval, subrhomboidal with small siphonal notch. Narrow callus on the columellar lip developed.

Synonimy

Zasięg czasowy

Bathonian (Mid Jurassic) to Neocomian (Early Cretaceous).

Literatura

Cossmann, M. 1906. Essais de Paléoconchologie Comparée. Septième Livraison. 261 pp. M. Cossmann, F.R. de Rudeval, Paris.

Kaim, A. 2004. The evolution of conch ontogeny in Mesozoic open sea gastropods. Palaeontologia Polonica 62, 3–183.


Specyfikacja

Królestwo
ANIMALIA 

Typ
MOLLUSCA

Podtyp
CONCHIFERA

Gromada
GASTROPODA

Podgromada
PROSOBRANCHIA

Rząd
Cerithiida

Rodzina
Cerithiidae

Rodzaj
Rhynchocerithium


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Created by Piotr Gryz on 2020/06/24 09:12

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