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Heterodon (hog-nosed snake)

Reptilia - Colubridae

Taxonomy
Heterodon was named by Latreille (1801). It is extant.

It was assigned to Colubridae by Cope (1875), Behler and King (1979), Rage (1984), Carroll (1988); and to Xenodontinae by Parmley and Holman (1995), Uetz (2005), Parmley and Hunter (2010).

Species
H. brevis, H. nasicus, H. platyrhinos, H. plionasicus, H. simus
Species lacking formal opinion data
H. platirhinos

Synonymy list
YearName and author
1801Heterodon Latreille
1875Heterodon Cope p. 43
1979Heterodon Behler and King
1984Heterodon Rage p. 48
1988Heterodon Carroll
1995Heterodon Parmley and Holman p. 85
2005Heterodon Uetz
2010Heterodon Parmley and Hunter p. 533

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
RankNameAuthor
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
—Squamata()
suborderOphidia(Latreille 1804)
—Serpentes(Linnaeus 1758)
familyColubridae
subfamilyXenodontinaeBonaparte 1845
genusHeterodonLatreille 1801

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. Heterodon Latreille 1801 [hog-nosed snake]
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†Heterodon brevis Auffenberg 1963
Heterodon nasicus Baird and Girard 1852 [western hognose snake]
Heterodon platyrhinos Latreille 1801 [eastern hognosed snake]
†Heterodon plionasicus Peters 1953
Heterodon simus Linnaeus 1766 [southern hognose snake]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialuc
Locomotion: actively mobilec
Life habit: ground dwellingg
Diet: carnivoreg
Created: 2005-09-06 15:58:07
Modified: 2005-09-06 17:58:07
Source: g = genus, c = class, subp = subphylum, uc = unranked clade
References: Hendy et al. 2009, Carroll 1988, Behler and King 1979

Age range

Maximum range based only on fossils: base of the Hemphillian to the top of the Rancholabrean or 10.30000 to 0.01200 Ma
Minimum age of oldest fossil (stem group age): 9.4 Ma

Collections (44 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Clarendonian12.5 - 9.4USA (Florida) Heterodon sp. (18554)
Clarendonian - Hemphillian12.5 - 4.9USA (Florida) Heterodon brevis (18541)
Hemphillian10.3 - 4.9USA (Nebraska) Heterodon platyrhinos (18225)
Late/Upper Hemphillian10.3 - 4.9USA (Arizona) Heterodon nasicus (19610)
Late/Upper Hemphillian10.3 - 4.9USA (Oklahoma) Heterodon plionasicus (18076)
Late/Upper Hemphillian10.3 - 4.9USA (Nebraska) Heterodon platyrhinos (18247) Heterodon sp. (18359)
Blancan4.9 - 1.8USA (Nebraska) Heterodon indet. (19960) Heterodon platyrhinos (19963) Heterodon platyrhinos, Heterodon nasicus (19954)
Blancan4.9 - 1.8USA (Kansas) Heterodon platyrhinos, Heterodon plionasicus (19931 19936) Heterodon plionasicus (19940)
Gelasian2.588 - 1.806USA (Kansas) Heterodon nasicus (19927)
Pleistocene2.588 - 0.0117USA (West Virginia) Heterodon platyrhinos (124319)
Irvingtonian1.8 - 0.3USA (Arkansas) Heterodon sp. (20290)
Irvingtonian1.8 - 0.3USA (Texas) Heterodon indet. (20318)
Irvingtonian1.8 - 0.3USA (Kansas) Heterodon indet. (20390) Heterodon nasicus (20167 20293) Heterodon platyrhinos (20165 20332 20391 20427 20516) Heterodon sp. (20295 20422)
Irvingtonian1.8 - 0.3USA (Maryland) Heterodon platyrhinos (20302)
Irvingtonian1.8 - 0.3USA (Pennsylvania) Heterodon platyrhinos (20354)
Irvingtonian1.8 - 0.3USA (Oklahoma) Heterodon platyrhinos, Heterodon nasicus (20157)
Irvingtonian1.8 - 0.3USA (South Dakota) Heterodon sp. (20389)
Middle Pleistocene0.774 - 0.129USA (Colorado) Heterodon nasicus (20359 20360 20361 27638)
Rancholabrean0.3 - 0.012USA (Florida) Heterodon platyrhinos, Heterodon simus (20491)
Late/Upper Pleistocene (interglacial)0.129 - 0.0117USA (Florida) Heterodon platyrhinos, Heterodon simus (20650)
Late/Upper Pleistocene (glacial)0.129 - 0.0117USA (Texas) Heterodon platyrhinos, Heterodon nasicus (76101)
Late/Upper Pleistocene (interglacial)0.129 - 0.0117USA (Kansas) Heterodon platyrhinos, Heterodon nasicus (20605)
Late/Upper Pleistocene0.129 - 0.0117USA (Florida) Heterodon platyrhinos (20638 154936)
Late/Upper Pleistocene0.129 - 0.0117USA (Georgia) Heterodon platyrhinos (13066)
Late/Upper Pleistocene (interglacial)0.129 - 0.0117USA (Alabama) Heterodon platirhinos (84181)
Late/Upper Pleistocene (interglacial)0.129 - 0.0117USA (Georgia) Heterodon sp. (20604)