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Stethacanthus depressus

Chondrichthyes - Symmoriiformes - Symmoriidae

Taxonomy
Physonemus depressus was named by Stjohn and Worthen (1875).

It was recombined as Stethacanthus depressus by Eastman (1903).

Synonymy list
YearName and author
1875Physonemus depressus Stjohn and Worthen p. 452 figs. pl. XVIII, fig. 3
1902Physonemus depressus Hay p. 333
1903Stethacanthus depressus Eastman p. 216 figs. text-fig. 15

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
subclassElasmobranchiiBonaparte 1838
superorderCladodontomorphi
orderSymmoriiformes()
familySymmoriidaeDean 1909
genusStethacanthusNewberry 1889
speciesdepressus(Stjohn and Worthen 1875)

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.

†Stethacanthus depressus Stjohn and Worthen 1875
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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 07:21:01
Modified: 2009-07-21 09:21:01
Source: o = order, subp = subphylum
References: Carroll 1988, Hendy et al. 2009, Wagner 2023

Age range: base of the Osagean to the top of the Early/Lower Mississippian or 351.90000 to 346.70000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Mississippian358.86 - 346.7USA (Iowa) Physonemus depressus (133259)
Osagean351.9 - 342.9USA (Michigan) Physonemus depressus (133260)