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Elasmodus

Chondrichthyes - Chimaeriformes - Callorhynchidae

Taxonomy
Elasmodus was named by Egerton [Sepkoski's age data: K Sant-l T Eo-m Sepkoski's reference number: 863].

It was reranked as Chimaera (Elasmodus) by Agassiz (1843).

It was assigned to Chimaera by Agassiz (1843); to Holocephali by Owen (1859); to Chimaeridae by Woodward (1891), Casier (1946) and Cassier (1966); to Edaphodontidae by Cvancara and Hoganson (1993) and Averianov (2001); to Chimaeriformes by Sepkoski (2002); and to Callorhynchidae by Jambura et al. (2024).

Synonyms
Synonymy list
YearName and author
1843Chimaera (Elasmodus) Agassiz
1843Psaliodus Agassiz p. 351
1859Elasmodus Owen p. 119
1891Elasmodus Woodward p. 88
1946Elasmodus Casier p. 111
1966Elasmodus Cassier p. 98
1993Elasmodus Cvancara and Hoganson p. 12
2001Elasmodus Averianov p. 289
2002Elasmodus Sepkoski
2024Elasmodus Jambura et al. p. 4

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
subclassHolocephali(Bonaparte 1832)
superorderHolocephalomorphaLund 1986
orderChimaeriformesObruchev 1953
familyCallorhynchidae(Garman 1901)
genusElasmodusEgerton

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. †Elasmodus Egerton
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Elasmodus avirostrus Averianov 1999
Elasmodus greenoughi Agassiz 1838
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Invalid names: Aptychus crassus Hebert 1855 [synonym], Elasmodus crassus Leriche 1906 [synonym], Elasmodus planus Leriche 1929 [synonym]
Elasmodus hunteri Egerton 1843
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Invalid names: Psaliodus compressus Agassiz 1843 [synonym]
Elasmodus kempi Ward 1977
Elasmodus khosatzkyi Averianov 1999
Elasmodus rossicus Averianov 1999
Elasmodus sinzovi Averianov and Glickman 1994
Elasmodus tsheganicus Averianov 2001
Elasmodus zharyk Averianov 1999
Invalid names: Psaliodus Agassiz 1843 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Created: 2009-07-21 06:54:26
Modified: 2009-07-21 08:54:26
Source: o = order, subp = subphylum
References: Hendy et al. 2009, Carroll 1988, Wagner 2023

Age range: base of the Late/Upper Albian to the top of the Rupelian or 105.30000 to 28.10000 Ma

Collections (29 total)


Time interval Ma Country or state Original ID and collection number
Albian113.0 - 100.5Russian Federation (Kursk) E. sp. (214249)
Late/Upper Albian105.3 - 99.6Russian Federation (Belgorod) E. rossicus (214248)
Late/Upper Albian - Cenomanian105.3 - 93.9Russian Federation (Belgorod) Edaphodontidae indet. (32314)
Early/Lower Cenomanian99.6 - 93.5Uzbekistan (Navoi) E. sp. (58208)
Early/Lower Cenomanian99.6 - 93.5Russian Federation (Saratov) E. sinzovi (214246)
Late/Upper Cenomanian99.6 - 93.5Russian Federation (Saratov) E. sinzovi (214250 214302)
Middle Cenomanian99.6 - 93.5Russian Federation (Volgograd) E. sinzovi (92399)
Turonian93.9 - 89.8Russian Federation (Bryansk) E. sinzovi (214304)
Santonian86.3 - 83.6Russian Federation (Orenburg) E. sp. (232890)
Early/Lower Santonian85.8 - 83.5Russian Federation (Saratov) E. sinzovi (214303)
Late/Upper Santonian85.8 - 83.5Russian Federation (Penza) E. sinzovi (214245)
Late/Upper Santonian85.8 - 83.5Kazakhstan (Aktyubinsk) E. zharyk (214307)
Early/Lower Campanian83.5 - 70.6Russian Federation (Saratov) E. sp. (157353)
Early/Lower Campanian83.5 - 70.6Kazakhstan (Kustanay) E. khosatzkyi (214305)
Late/Upper Campanian83.5 - 70.6USA (Montana) E. greenoughi (69150)
Late/Upper Campanian83.5 - 70.6Canada (Alberta) E. greenoughii (22640)
Late/Upper Campanian83.5 - 70.6Kazakhstan (Kustanay) E. avirostrus (154180) E. khosatzkyi (214306)
Middle Campanian83.5 - 70.6Canada (Alberta) E. sp. (181024)
Lancian70.6 - 66.0USA (North Dakota) E. sp. (53234)
Danian66.0 - 61.6Russian Federation (Saratov) E. sp. (214308)
Danian66.0 - 61.6USA (New Jersey) E. sp. (198624)
Paleogene66.0 - 23.03Ukraine E. hunteri (214310)
Late/Upper Paleocene58.7 - 55.8USA (Maryland) E. hunteri (84046)
Ypresian56.0 - 47.8United Kingdom (England) E. hunteri (13299 185935)
Lutetian47.8 - 41.3United Kingdom (England) E. kempi (41989)
Priabonian - Rupelian38.0 - 28.1Kazakhstan (Aktyubinsk) E. tsheganicus (214309)