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Acronuroides eocaenicus

Actinopteri

Taxonomy
Acronuroides eocaenicus was named by Bannikov et al. (2019). Its type specimen is MCSNV IG 135601, a partial skeleton, and it is a 3D body fossil. Its type locality is Monte Bolca (Canossa collection), which is in a Ypresian lagoonal/restricted shallow subtidal limestone in Italy. It is the type species of Acronuroides.

Synonymy list
YearName and author
2019Acronuroides eocaenicus Bannikov et al. p. 30 figs. Figs. 1-3

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
RankNameAuthor
superclassActinopterygii()
classActinopteri()
subclassNeopterygii(Regan 1923)
—Teleosteomorpha
—Teleostei(Müller 1846)
—PercomorphaceaWiley and Johnson 2010
genusAcronuroides
specieseocaenicus

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.

†Acronuroides eocaenicus Bannikov et al. 2019
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Diagnosis
ReferenceDiagnosis
A. F. Bannikov et al. 2019A percomorph fish unique in having the following combination of characters: discoid body physiognomy; vertebrae 8+13=22; neural and haemal spines of middle region of vertebral column broad and relatively vertically oriented; many abdominal vertebrae with long, broad parapophyses; pleural ribs vertically oriented, relatively short and slender, present on third to eighth vertebrae; all five hypurals, parhyphral, and haemal spines of PU2 and PU3 autogenous; caudal fin rounded, 1,7-7,1, with five procurrent rays above and six below; dorsal fin long and continuous, with number of spines uncertain but probably seven; 23 to 24 dorsal-fin rays; first dorsal-fin pterygiophore in preneural space; no vacant interneural spaces; anal fin with three spines of graduated length and about 20 rays; dorsal and anal rays with small lateral spinules; single postcleithrum; scales small, with a single upright spiny spinule (perhaps more in larger specimens); a slightly enlarged scale on the caudal peduncle.