Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Megayoldia (Portlandella) pilvoensis

Bivalvia - Nuculanida - 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).

Sister species lacking formal opinion data
M. tokunagai, M. karaginskiensis, M. olympiana, M. scapha

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.

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
RankNameAuthor
subclassProtobranchia(Pelseneer 1889)
superorderNuculaniformiiCarter et al. 2000
orderNuculanida(Carter et al. 2000)
superfamilyNuculanoideaAdams and Adams 1858
familySareptidaeAdams 1860
subfamilyYoldiinae(Dall 1908)
genusMegayoldiaVerrill and Bush 1897
subgenusPortlandella()
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.

show all | hide all
Invalid names: Yoldia obtusata Kristofovich 1984 [synonym]
Diagnosis
No diagnoses are available