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Promytilus illinoisensis

Bivalvia - Mytilida - Mytilidae

Taxonomy
Modiola illinoisensis was named by Worthen (1884). It is a 3D body fossil.

It was recombined as Myalina illinoisensis by Girty (1915); it was recombined as Promytilus illinoisensis by Busanus and Hoare (1991).

Synonyms
Synonymy list
YearName and author
1884Modiola illinoisensis Worthen p. 16
1897Myalina arkansana Weller p. 262 figs. pl. 20 f. 16-17
1903Myalina arkansana Girty p. 307
1915Myalina illinoisensis Girty p. 94 figs. Pl. 6 f.4-5
1991Promytilus illinoisensis Busanus and Hoare pp. 467 – 468 fig. 3.17–3.19

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
classBivalvia
Eubivalvia
RankNameAuthor
subclassAutobranchia(Groblen 1894)
infraclassPteriomorphia(Beurlen 1944)
MytilomorphiFerussac 1822
orderMytilida(Rafinesque 1815)
superfamilyMytiloideaRafinesque 1815
familyMytilidaeRafinesque 1815
subfamilyModiolinaeKeen 1958
genusPromytilus
speciesillinoisensis()

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
ReferenceDiagnosis
J. W. Busanus and R. D. Hoare 1991Promytilus with moderately large anterior lobe separated from rest of valve by distinct, broad sulcus; dorsal margin straight to slightly sinuous posteriorly; posterior margin broadly convex, more narrowly so posteroventrally; surface or- namented with prominent growth laminae.