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Gracilisphinctes (Gracilisphinctes) progracilis

Cephalopoda - Ammonitida - Perisphinctidae

Taxonomy
Procerites progracilis was named by Cox and Arkell (1950).

It was recombined as Gracilisphinctes (Gracilisphinctes) progracilis by Besnosov and Mitta (1993).

Sister species lacking formal opinion data
G. minimeumbilicatus, G. subtilicostatus

Synonymy list
YearName and author
1950Procerites progracilis Cox and Arkell
1993Gracilisphinctes (Gracilisphinctes) progracilis Besnosov and Mitta p. 144

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitidaHaeckel 1866
suborderAmmonitinaHyatt 1889
superfamilyPerisphinctoidea(Steinman 1890)
familyPerisphinctidaeSteinmann 1890
genusGracilisphinctes
subgenusGracilisphinctesBuckman 1920
speciesprogracilis(Cox and Arkell 1950)

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.

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Diagnosis
No diagnoses are available