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Psephodontidae

Chondrichthyes - Cochliodontiformes - Psephodontidae

Taxonomy
Psephodontidae was named by Zangerl (1981). It is not extant.

It was assigned to Bradyodontida by Zangerl (1981); and to Cochliodontiformes by Nelson (2006).

Subtaxa
Kanodus, Psephodus

Synonymy list
YearName and author
1981Psephodontidae Zangerl p. 46
2006Psephodontidae Nelson p. 45

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
subclassHolocephali(Bonaparte 1832)
superorderHolocephalomorphaLund 1986
—Cochliodontomorpha
orderCochliodontiformesObruchev 1953
familyPsephodontidae
familyPsephodontidae

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.

Fm. †Psephodontidae Zangerl 1981
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G. †Kanodus Lebedev 2014
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†Kanodus robustus Lebedev 2014
G. †Psephodus Morris and Roberts 1862
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†Psephodus crenulatus Newberry and Worthen 1866
†Psephodus dubius Woodward 1889
†Psephodus latus Saint John and Worthen 1883
†Psephodus levissimus Agassiz 1837
†Psephodus lunulatus Saint John and Worthen 1883
†Psephodus magnus Agassiz 1843
†Psephodus obliquus Saint John and Worthen 1883
†Psephodus placenta Newberry and Worthen 1866
†Psephodus politus Newberry 1897
†Psephodus regularis Saint John and Worthen 1883
†Psephodus reticulatus Saint John and Worthen 1875
†Psephodus salopiensis Woodward 1889
†Psephodus symmetricus Saint John and Worthen 1883
Invalid names: Psephodus depressus Waagen 1880 [nomen vanum], Psephodus indicus Waagen 1880 [nomen vanum]
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: Hendy et al. 2009, Carroll 1988, Wagner 2023

Age range: base of the Devonian to the top of the Changhsingian or 419.62000 to 251.90200 Ma

Collections (15 total)


Time interval Ma Country or state Original ID and collection number
Devonian419.62 - 358.86Poland Psephodus sp. (236675)
Mississippian358.86 - 323.4United Kingdom Cochliodus magnus (132781 132784) Psephodus magnus (137333) Psephodus salopiensis, Psephodus dubius (137332)
Carboniferous358.86 - 298.9USA (Arizona) Psephodus sp. (236494)
Chadian346.7 - 339.9United Kingdom (England) Psephodus magnus (5970)
Visean346.7 - 330.3Egypt Psephodus sp. (46983)
Visean346.7 - 330.3United Kingdom Cochliodus magnus (132783)
Asbian - Brigantian339.9 - 330.3United Kingdom (England) Psephodus magnus (5986)
Roadian274.4 - 266.9Russian Federation Kanodus robustus (164809 164810)
Wuchiapingian259.51 - 254.14Pakistan Psephodus depressus (90260)
Changhsingian254.14 - 251.902Pakistan Psephodus indicus (83145 90259)