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Taxonomy
Ganinella was named by Elkin (1968) [Sepkoski's age data: D Gedi-l D Eife Sepkoski's reference number: 421,1106]. It is not extant. Its type is Dechenella batchatensis.
It was assigned to Proetidae by Jell and Adrain (2002); to Proetida by Sepkoski (2002); and to Proetinae by Zhou et al. (2000) and Stocker et al. (2019).
It was assigned to Proetidae by Jell and Adrain (2002); to Proetida by Sepkoski (2002); and to Proetinae by Zhou et al. (2000) and Stocker et al. (2019).
Synonyms
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Synonymy list
Year | Name and author |
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1968 | Ganinella Elkin |
1988 | Lophiokephalion Kobayashi |
2000 | Ganinella Zhou et al. p. 468 |
2002 | Ganinella Jell and Adrain p. 477 |
2002 | Lophiokephalion Jell and Adrain p. 477 |
2002 | Ganinella Sepkoski |
2002 | Lophiokephalion Sepkoski |
2019 | Ganinella Stocker et al. pp. 214 - 215 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Ganinella Elkin 1968
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†Ganinella auspicata Zhou et al. 2000
†Ganinella batchatensis Tchernysheva 1951
†Ganinella tenuiceps Kobayashi and Hamada 1987
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Invalid names: Proetus (Coniproetus) subconicus Kobayashi and Hamada 1987 [synonym]
Invalid names: Lophiokephalion Kobayashi 1988 [synonym]
Diagnosis
Reference | Diagnosis | |
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C. P. Stocker et al. 2019 | Glabella elongate and conical to pyriform, with a rounded or slightly pointed anterior margin and three or four pairs of lateral furrows, often strongly incised. Genal ridge is present. Pygidium subsemicircular in outline, with eight to twelve axial rings and five to eight variably defined ribs. Sculpture of distinct pitting on fixigenae and librigenae; cephalon with granular or tubercular sculpture, or smooth. (Emended from Yolkin 1968, to include species described herein). |