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Keasius parvus

Chondrichthyes - Lamniformes - Cetorhinidae

Taxonomy
Cetorhinus parvus was named by Leriche (1908).

It was recombined as Keasius parvus by Welton (2013), Reinecke and Radwanski (2015), Přikryl et al. (2016) and Kovalchuk and Barkaszi (2021).

Synonymy list
YearName and author
1908Cetorhinus parvus Leriche
1974Cetorhinus parvus Kalabis and Schultz p. 185
1977Cetorhinus parvus Ciobanu p. 43
1978Cetorhinus parvus Schultz p. 204
2009Cetorhinus parvus Cicimurri and Knight p. 631
2013Keasius parvus Welton p. 39
2015Keasius parvus Reinecke and Radwanski p. 54
2016Keasius parvus Přikryl et al.
2021Keasius parvus Kovalchuk and Barkaszi p. 5

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
subclassElasmobranchiiBonaparte 1838
infraclassEuselachii()
—NeoselachiiCompagno 1977
superorderGaleomorphiiCompagno 1973
orderLamniformesBerg 1958
familyCetorhinidaeGill 1862
genusKeasius
speciesparvus(Leriche 1908)

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.

†Keasius parvus Leriche 1908
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: fast-movingf
Life habit: nektonicf
Diet: suspension feederf
Diet 2: carnivoref
Created: 2014-09-12 14:27:57
Modified: 2014-09-12 14:27:57
Source: f = family, subp = subphylum
References: Carroll 1988, Wagner 2023, Purdy 1988

Age range: base of the Middle Eocene to the top of the Serravallian or 47.80000 to 11.62000 Ma

Collections (23 total)


Time interval Ma Country or state Original ID and collection number
Middle Eocene47.8 - 37.71Ukraine (Crimea) Cetorhinus parvus (140018)
Late/Upper Eocene - Early/Lower Oligocene37.2 - 28.4Czech Republic Cetorhinus parvus (186638)
Early/Lower Oligocene33.9 - 28.4France Cetorhinus parvus (69805)
Rupelian33.9 - 28.1Belgium Keasius parvus (221628 221629)
Rupelian33.9 - 28.1Germany (Baden-Württemberg) Cetorhinus parvus (68021)
Rupelian33.9 - 28.1Netherlands Cetorhinus parvus, Keasius parvus (87250)
Rupelian33.9 - 28.1Germany Keasius parvus (65056 221627 221630 221631 221632 221661 221662)
Rupelian33.9 - 28.1Germany (Rhineland-Palatinate) Keasius parvus (65088)
Rupelian33.9 - 28.1Poland Keasius parvus (186589)
Rupelian33.9 - 28.1France Keasius parvus (221663)
Rupelian33.9 - 28.1Romania Cetorhinus parvus (187379)
Oligocene33.9 - 23.03Czech Republic Cetorhinus parvus (125331)
Chattian28.1 - 23.03Germany (Mecklenburg-Vorpommern) Cetorhinus parvus (32012)
Chattian28.1 - 23.03USA (South Carolina) Cetorhinus parvus (97550)
Langhian15.97 - 13.82USA (Virginia) Cetorhinus parvus (79793)
Serravallian13.82 - 11.62USA (Virginia) Cetorhinus parvus (187324)