Gastrioceras HYATT 1884

Genus Gastrioceras HYATT, 1884 T y p e s p e c i e s. Ammonites listeri SOWERBY, 1812; by subsequent designation (Foord and Crick 1897: 226; see also ICZN (1956): Opinion 420, p. 150). D i a g n o s i s. Genus of the family Gastrioceratidae with thickly discoidal, pachyconic and globular conch with...

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Bibliographic Details
Main Author: Dernov, Vitaly
Format: Other/Unknown Material
Language:unknown
Published: 2022
Subjects:
Biodiversity
Taxonomy
Animalia
Mollusca
Cephalopoda
Ammonoidea
Gastrioceratidae
Gastrioceras
Arctic
Canadian Arctic Archipelago
Canada
Hyatt
Liège
Ruan
Arctic Archipelago
Online Access:https://zenodo.org/record/7541565
https://doi.org/10.5281/zenodo.7541565
Description
Summary:Genus Gastrioceras HYATT, 1884 T y p e s p e c i e s. Ammonites listeri SOWERBY, 1812; by subsequent designation (Foord and Crick 1897: 226; see also ICZN (1956): Opinion 420, p. 150). D i a g n o s i s. Genus of the family Gastrioceratidae with thickly discoidal, pachyconic and globular conch with moderate and wide umbilicus; umbilical shoulder nodose. Ornamentation ranging from simple transverse lirae to reticulate pattern in some species. Suture line with a high median saddle between the attenuated prongs of the ventral lobe; lateral lobe generally nearly symmetrical and becoming attenuated on mature specimens (after Mapes et al. 1997). S p e c i e s i n c l u d e d. G. adaense MILLER et OWEN, 1944, Oklahoma (USA); G. angustum PATTEISKY, 1964, Rhenish Mountains (Germany); G. araium MCCALEB, 1968, Arkansas and Oklahoma (USA); G. attenuatum MCCALEB, 1968, Arkansas and Oklahoma (USA); G. carbonarium (BUCH, 1832), Rhenish Mountains (Germany); G. circumnodosum FOORD, 1903, Leinster (Ireland); G. coronatum FOORD et CRICK, 1897, Lancashire (England); G. crassum WEDEKIND, 1914, Rhenish Mountains (Germany); G. depressum DELÉPINE, 1937, Heerlen (the Netherlands); G. fittsi MILLER et OWEN, 1944, Oklahoma (USA); G. formosum MCCALEB, 1963, Arkansas (USA); G. glenisteri NASSICHUK, 1975, Canadian Arctic Archipelago (Canada); G. kahrsi WEDEKIND, 1914, Rhenish Mountains (Germany); G. kenadsae DELÉPINE, 1941, Béchar Province (Algerian); G. kutejnikovense POPOV, 1979, Donets Basin (Ukraine); G. liratum NASSICHUK, 1975, Canadian Arctic Archipelago (Canada); G. listeri (SOWERBY, 1812), Yorkshire (England); G. lupinum POPOV, 1979, Donets Basin (Ukraine); G. magoffinense WORK et al., 2012, Kentucky (USA); G. matsumotoi NISHIDA et KYUMA, 1982, Akiyoshi (Japan); G. melvillensis NASSICHUK, 1975, Canadian Arctic Archipelago (Canada); G. occidentale MILLER et FABER, 1892, Kentucky (USA); G. stenolobum DELÉPINE, 1941, Atlas (Morocco); G. stenumbilicatum RUAN et ZHOU, 1987, Ningxia (China); G. weristerense DEMANET, 1943, Liège (Belgium); ...

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