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Dryolestes priscus

Mammalia - Dryolestidae

Taxonomy
Dryolestes priscus was named by Marsh (1878). Its type specimen is YPM 11820, a mandible (partial right mandible with one molar), and it is a 3D body fossil. Its type locality is Quarry 9, Como Bluff (YPM), which is in a Kimmeridgian/Tithonian fluvial-lacustrine mudstone/sandstone in the Morrison Formation of Wyoming. It is the type species of Dryolestes.

Synonyms
Synonymy list
YearName and author
1878Dryolestes priscus King p. 346
1878Dryolestes priscus Marsh p. 459
1878Dryolestes priscus Williston p. 44
1880Stylacodon validus Marsh p. 236
1887Dryolestes priscus Marsh p. 334
1887Asthenodon segnis Marsh pp. 336-337 figs. Pl. 9:6
1887Stylacodon validus Marsh p. 343
1902Dryolestes priscus Hay p. 569
1902Stylacodon validus Hay p. 569
1902Asthenodon segnis Hay p. 570
1927Dryolestes priscus Simpson p. 411
1929Dryolestes priscus Simpson p. 58
1929Laolestes grandis Simpson p. 64
1929Herpetairus humilis Simpson pp. 74-75
1930Dryolestes priscus Hay p. 373
1979Dryolestes priscus Kraus p. 164
1979Herpetairus humilis Kraus p. 164
1979Laolestes grandis Kraus p. 164
1981Herpetairus humilis Prothero pp. 292-293
1981Dryolestes priscus Prothero pp. 293-295
1998Dryolestes priscus Engelmann and Callison p. 372
2004Dryolestes priscus Kielan-Jaworowska et al. pp. 380, 382

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
RankNameAuthor
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Dryolestoidea(Butler 1939)
familyDryolestidaeMarsh 1879
genusDryolestes
speciespriscus

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.

†Dryolestes priscus Marsh 1878
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Invalid names: Asthenodon segnis Marsh 1887 [synonym], Herpetairus humilis Simpson 1929 [synonym], Laolestes grandis Simpson 1929 [synonym], Stylacodon validus Marsh 1880 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialc
Locomotion: actively mobilec
Life habit: scansorialuc
Diet: insectivoreuc
Created: 2005-09-06 19:53:51
Modified: 2005-09-07 19:44:02
Source: c = class, subp = subphylum, uc = unranked clade
References: Hopson 1973, Carroll 1988, Luo et al. 2003, Hendy et al. 2009

Age range: Early/Lower Tithonian or 149.20000 to 145.06000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Kimmeridgian - Tithonian154.8 - 143.1USA (Wyoming) Dryolestes priscus, Asthenodon segnis, Stylacodon validus, Herpetairus humilis, Laolestes grandis (type locality: 12816)
Kimmeridgian - Tithonian154.8 - 143.1USA (Utah) Dryolestes priscus (53035)
Early/Lower Tithonian149.2 - 145.06USA (Utah) Dryolestes priscus (191718)
Tithonian149.2 - 143.1USA (Wyoming) Dryolestes priscus (39426)