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Psephodus levissimus

Chondrichthyes - Cochliodontiformes - Psephodontidae

Taxonomy
Psammodus laevissimus was named by Agassiz (1837).

It was recombined as Helodus laevissimus by Agassiz (1838), M'Coy (1855); it was recombined as Psephodus levissimus by Woodward (1889).

Synonymy list
YearName and author
1837Psammodus laevissimus Agassiz figs. Pl 14, figs 1-15
1838Helodus laevissimus Agassiz p. 104
1855Helodus laevissimus M'Coy p. 630 figs. pl. 3I, fig. 17
1889Psephodus levissimus Woodward p. 181

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
subclassHolocephali(Bonaparte 1832)
superorderHolocephalomorphaLund 1986
orderCochliodontiformesObruchev 1953
familyPsephodontidae
genusPsephodusMorris and Roberts 1862
specieslevissimus()

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.

†Psephodus levissimus Agassiz 1837
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Created: 2009-07-21 06:56:40
Modified: 2009-07-21 08:56:40
Source: o = order, subp = subphylum
References: Carroll 1988, Wagner 2023, Hendy et al. 2009
Collections
No collection or age range data are available