Mammalia - Dryolestoidea - Dryolestidae
Alternative combination: Amblotherium debile
Synonym: Dryolestes gracilis Marsh 1881 [replaced name]
Full reference: O. C. Marsh. 1881. Notice of new Jurassic mammals. The American Journal of Science and Arts, series 3 21(121-126):511-513
Belongs to Amblotherium according to O. P. Hay 1930
See also Engelmann and Callison 1998, Hay 1902, Kielan-Jaworowska et al. 2004, Kraus 1979, Marsh 1881, Marsh 1887, Simpson 1927 and Simpson 1929
Sister taxa: Amblotherium gracilis, Amblotherium megistodon, Amblotherium nanum, Amblotherium pusillum, Amblotherium soricinum
Type specimens:
- Amblotherium debilis: YPM 13728, a mandible (left mandible with M1-6 and roots or alveoli of other teeth). 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.
- Dryolestes gracilis: YPM 11821, a mandible (left mandible comprising a toothless anterior portion, the impression of the middle portion, and a posterior portion with P4, M1-4, and P3). 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.
Ecology: scansorial insectivore
Distribution:
• Jurassic of United States (4: Colorado, Utah, Wyoming collections)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.