Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Stethacanthus

Chondrichthyes - Symmoriiformes - Symmoriidae

Taxonomy
Stethacanthus was named by Newberry (1889) [Sepkoski's age data: D Fame-m C Mosc-u Sepkoski's reference number: 451,898]. It is not extant. Its type is Physonemus altonensis.

It was assigned to Ichthyodorulites by Hay (1902); to Cochliodontidae by Eastman (1903); to Janassidae by Jordan (1963); to Stethacanthidae by Zangerl (1981), Williams (1985), Lund (1985); to Symmoriida by Sepkoski (2002); and to Symmoriidae by Ginter et al. (2010), Ivanov and Lebedev (2014), Ginter (2018).

Synonyms
Synonymy list
YearName and author
1843Cladodus hibberti Agassiz p. 200 figs. Pl 22b, fig 25
1889Stethacanthus Newberry
1902Stethacanthus Hay p. 333
1903Stethacanthus Eastman p. 213
1963Stethacanthus Jordan p. 593
1981Stethacanthus Zangerl p. 72
1985Stethacanthus Lund p. 2
1985Stethacanthus Williams p. 116
2002Stethacanthus Sepkoski
2004Pinegia Minikh
2006Pinegocaptus Minikh
2010Stethacanthus Ginter et al. p. 61
2014Stethacanthus Ivanov and Lebedev p. 1031
2018Stethacanthus Ginter p. 394

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
RankNameAuthor
superclassGnathostomata
classChondrichthyes
superorderCladoselachimorpha
orderSymmoriiformes()
familySymmoriidaeDean 1909
genusStethacanthusNewberry 1889

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.

G. †Stethacanthus Newberry 1889
show all | hide all
Stethacanthus altonensis St. John and Worthen 1875
Stethacanthus compressus Newberry 1897
Stethacanthus concavus Ginter 2018
Stethacanthus depressus Stjohn and Worthen 1875
Stethacanthus erectus Eastman 1903
Stethacanthus exilis Hussakof 1913
Stethacanthus gansuensis Wang et al. 2004
Stethacanthus humilis Hussakof 1913
Stethacanthus praecursor Hussakof and Bryant 1918
Stethacanthus productus Newberry 1897
Stethacanthus tumidus Newberry 1889
Invalid names: Cladodus hibberti Agassiz 1843 [nomen dubium], Pinegocaptus Minikh 2006 [synonym]
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 Famennian to the top of the Capitanian or 372.15000 to 259.51000 Ma

Collections (31 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Devonian382.31 - 358.86USA (Ohio) S. altonensis (133420 133421 133422 133423)
Famennian372.15 - 358.86Russian Federation S. sp. (133361)
Early/Lower Mississippian358.86 - 346.7USA (Ohio) S. altonensis (133417)
Early/Lower Mississippian358.86 - 346.7USA (Iowa) S. erectus, Physonemus depressus (133259)
Osagean351.9 - 342.9USA (Ohio) S. altonensis (133418)
Osagean351.9 - 342.9USA (Michigan) Physonemus depressus (133260)
Visean346.7 - 330.3USA (Illinois) S. altonensis (133416)
Serpukhovian330.3 - 323.4China (Gansu) S. altonensis, S. gansuensis (120299)
Arnsbergian326.9 - 323.6USA (Montana) S. altonensis (90681)
Bashkirian323.4 - 315.2Russian Federation S. sp. (133287)
Moscovian315.2 - 307.0USA (New Mexico) S. sp. (149386)
Moscovian315.2 - 307.0USA (Indiana) S. altonensis (131614 132282) S. longipeniculus (132157)
Moscovian315.2 - 307.0USA (indiana) S. altonensis (132245)
Desmoinesian312.8 - 306.0USA (Oklahoma) S. sp. (223893)
Kasimovian307.0 - 303.7USA (Nebraska) S. altonensis (133405)
Late/Upper Pennsylvanian307.0 - 298.9USA (Texas) S. sp. (236693)
Gzhelian303.7 - 298.9USA (Nebraska) S. sp., S. concavus (149380)
Artinskian290.1 - 283.3Kazakhstan S. sp. (119029)
Artinskian290.1 - 283.3Russian Federation (Bashkortostan) S. altonensis (90290)
Kungurian283.3 - 274.4Russian Federation S. sp. (164769)
Roadian274.4 - 266.9Russian Federation S. altonensis (164810)
Wordian266.9 - 264.28Russian Federation S. altonensis (164770)
Capitanian264.28 - 259.51USA (Texas) S. meccaensis (155403 155404 155405 155406)