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Megayoldia (Portlandella) pilvoensis

Bivalvia - Protobranchia - Sareptidae

Taxonomy
Yoldia pilvoensis was named by Slodkewitsch (1938) [DISTRIBUTION: Cenozoic; North Pacific.]. It is not a trace fossil.

It was recombined as Megayoldia (Portlandella) pilvoensis by Kafanov et al. (2001).

Synonyms
  • Yoldia obtusata was named by Kristofovich (1984) [DISTRIBUTION: Cenozoic; North Pacific.]. It is not a trace fossil.

    It was synonymized subjectively with Megayoldia (Portlandella) pilvoensis by Kafanov et al. (2001).
Synonymy list
YearName and author
1938Yoldia pilvoensis Slodkewitsch
1984Yoldia obtusata Kristofovich p. 168 figs. pl. 29, fig. 14
2001Megayoldia (Portlandella) pilvoensis Kafanov et al.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
classBivalvia
orderProtobranchiaPelseneer 1889
RankNameAuthor
superorderNuculaniformiiCarter et al. 2000
orderNuculanida(Carter et al. 2000)
superfamilyNuculanoideaAdams and Adams 1858
familySareptidaeAdams 1860
subfamilyYoldiinae(Dall 1908)
genusMegayoldiaVerrill and Bush 1897
subgenusPortlandella(Stewart 1930)
speciespilvoensis(Slodkewitsch 1938)

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.

Diagnosis
No diagnoses are available