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Dissacus saurognathus

Mammalia - Acreodi - Mesonychidae

Taxonomy
Dissacus saurognathus was named by Wortman (1897) [in Matthew]. Its type specimen is Amer. Mus. No. 2454, a mandible (complete lower jaw), and it is a 3D body fossil.

It was recombined as Ancalagon saurognathus by Van Valen (1978); it was recombined as Ankalagon saurognathus by Van Valen (1980), Rose and O'Leary (1995), O'Leary et al. (2000).

Synonymy list
YearName and author
1897Dissacus saurognathus Matthew pp. 285 - 296
1897Dissacus saurognathus Wortman
1902Dissacus saurognathus Hay p. 749
1930Dissacus saurognathus Hay p. 467
1978Ancalagon saurognathus Van Valen
1980Ankalagon saurognathus Van Valen
1995Ankalagon saurognathus Rose and O'Leary
2000Ankalagon saurognathus O'Leary et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
RankNameAuthor
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
orderAcreodiMatthew 1909
—Mesonychia
familyMesonychidae
genusDissacusCope 1881
speciessaurognathusWortman 1897

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.

†Dissacus saurognathus Wortman 1897
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: carnivoref
Reproduction: viviparoussubc
Created: 2005-08-31 14:02:52
Modified: 2005-08-31 16:02:52
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Ji et al. 2002, Hendy et al. 2009, Lillegraven 1979, Carroll 1988, Archibald 1998

Age range: Torrejonian or 63.80000 to 60.90000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Torrejonian63.8 - 60.9USA (New Mexico) Ankalagon saurognathus (14873 14893)