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

Scaphiopus (Spea) alexanderi

Amphibia - Temnospondyli - Pelobatidae

Taxonomy
Scaphiopus alexanderi was named by Zweifel (1956). Its type specimen is UCMP 45030, a partial skeleton (posterior part of skull, vertebral column, parts of pectoral and pelvic girdles, some limb bones), and it is a 3D body fossil. Its type locality is Fish Lake Valley, which is in a Clarendonian terrestrial horizon in the Esmeralda Formation of Nevada.

It was recombined as Spea alexanderi by Tihen (1960); it was recombined as Scaphiopus (Spea) alexanderi by Estes and Tihen (1964).

Synonymy list
YearName and author
1956Scaphiopus alexanderi Zweifel p. 16
1960Spea alexanderi Tihen p. 92
1964Scaphiopus (Spea) alexanderi Estes and Tihen p. 460
1973Scaphiopus alexanderi Holman p. 150

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

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
RankNameAuthor
classAmphibia
orderTemnospondyli()
—Lissamphibia()
—Batrachia(Macartney 1802)
orderSalientia
suborderAnura()
superfamilyPelobatoideaLaurent 1979
familyPelobatidaeLataste 1879
genusScaphiopusCope 1866
subgenusSpea
speciesalexanderi()

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.

show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: brackish, freshwater, terrestrialuc
Locomotion: actively mobilesubo
Life habit: amphibioussubo
Diet: carnivoresubo
Dispersal: waterc
Created: 2009-07-20 21:44:54
Modified: 2009-07-20 23:44:54
Source: subo = suborder, c = class, subp = subphylum, uc = unranked clade
References: Uhen 2004, Hendy et al. 2009, Kiessling 2004, Carroll 1988

Age range: base of the Barstovian to the top of the Clarendonian or 16.30000 to 9.40000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Barstovian16.3 - 12.5Canada (Saskatchewan) Scaphiopus alexanderi (18759)
Clarendonian12.5 - 9.4USA (Nevada) Scaphiopus alexanderi (type locality: 18888)