PBDB Taxon

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Pojetaia

Bivalvia - Fordillida - Fordillidae

Taxonomy

Pojetaia was named by Jell (1980) [Sepkoski's age data: Cm Atda-l Cm lMid]. It is not extant. Its type is Jellia elliptica.

It was assigned to Praenuculidae by Bengtson et al. (1990); to Radiidentoidei by Parkhaev (2001); to Nuculoida by Sepkoski (2002); to Bivalvia by Nevesskaja (2009); and to Fordillidae by Elicki and Gürsu (2009).

Species

P. dentifera, P. ostseensis, P. ovata, P. runnegari (syn. P. elliptica, Oryzoconcha prisca, P. ovata, P. borealis), P. sarhoensis

Synonyms

Buluniella was named by Jermak (1986) [Sepkoski's age data: Cm l Sepkoski's reference number: ZR87].

It was synonymized subjectively with Fordilla by Runnegar and Pojeta (1992); it was synonymized subjectively with Pojetaia by Elicki and Gürsu (2009).

It was assigned to Modiomorphoida by Sepkoski (2002).
Jellia was named by Li and Zhou (1986) [Sepkoski's age data: Cm l Sepkoski's reference number: ZR86]. It is not extant. Its type is Jellia elliptica.

It was synonymized subjectively with Pojetaia by Geyer and Streng (1998), Parkhaev (2001) and Fang et al. (2009).

It was assigned to Modiomorphoida by Sepkoski (2002).
Oryzoconcha was named by He and Pei (1985).

It was synonymized subjectively with Pojetaia by Runnegar and Pojeta (1992), Hinz-Schallreuter (2000), Parkhaev (2001) and Fang et al. (2009).

Synonymy list

Year	Name and author
1980	Pojetaia Jell
1985	Oryzoconcha He and Pei p. 62
1986	Buluniella Jermak p. 186
1986	Jellia Li and Zhou
1990	Pojetaia Bengtson et al. p. 256
2001	Pojetaia Parkhaev p. 200
2002	Buluniella Sepkoski
2002	Jellia Sepkoski
2002	Pojetaia Sepkoski
2009	Pojetaia Elicki and Gürsu p. 281
2009	Pojetaia Nevesskaja

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca

Rank	Name	Author
class	Bivalvia
—	Euprotobranchia	Nevesskaja 2009
order	Fordillida	()
superfamily	Fordilloidea	Pojeta 1975
family	Fordillidae
genus	Pojetaia

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. †Pojetaia Jell 1980

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†Pojetaia dentifera Kouchinsky et al. 2011

†Pojetaia ostseensis Hinz-Schallreuter 1995

†Pojetaia ovata Chen and Wang 1985

†Pojetaia runnegari Jell 1980

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Invalid names: Oryzoconcha prisca He and Pei 1985 [synonym], Pojetaia borealis Jermak 1986 [synonym], Pojetaia elliptica Li and Zhou 1986 [synonym], Pojetaia ovata Li and Zhou 1986 [synonym]

†Pojetaia sarhoensis Geyer and Streng 1998

Invalid names: Buluniella Jermak 1986 [synonym], Jellia Li and Zhou 1986 [synonym], Oryzoconcha He and Pei 1985 [synonym]

Diagnosis

Reference	Diagnosis
O. Elicki and S. Gürsu 2009	Tiny bivalve (less than 2 mm), subequivalved, suboval to slightly elongated; umbo central to subcentral and prosogyral; ligament straight and opisthodetic-parivincular; dentition is of one to three teeth (one to two in each valve); posteriorly a more-or-less developed auricle; externally fine comarginal growth lines and faint ribs dorsoanteriorly; small anterior adductor muscle, posterior adductor muscle sizeable, pallial muscles arranged comarginally as a series of discrete nodes.