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Pseudoprepotherium confusum Hirschfeld 1985 (edentate)

Osteichthyes - Tardigrada - Mylodontidae

PaleoDB taxon number: 260171

Full reference: S. E. Hirschfeld. 1985. Ground sloths from the Friasian La Venta fauna, with additions to the pre-Frasian Coyaima fauna of Colombia, South America. University of California Publications in Geological Sciences 128:1-91

Belongs to Pseudoprepotherium according to S. E. Hirschfeld 1985

Sister taxon: Pseudoprepotherium venezuelanum

Type specimen: UCMP 39957, a skull

Ecology: scansorial insectivore

Average measurements (in mm): Astragalus length 61.7, Astragalus diameter 73.7, Calcaneum 145.0 x 49.0, Calcaneum diameter 73.1, Cuboid diameter 47.1, Femur 385.1 x 83.5, Femur 476.3 x 40.9, Femur Head diameter 89.1, Femur Shaft width 137.1, Femur condyles width 124.7, Femur distal tuberosities width 177.3, Femur inner condyle 73.3 x 66.6, Fibula 275.6 x 61.9, Fibula diameter 21.5, Humerus 351.9 x 148.3, Humerus distal end width 198.8, Humerus distal trochlea width 113.5, Humerus greater tuberosity-deltoid crest length 214.5, Humerus head diameter 63.6, Humerus shaft width 88.0, Jaw 193.9 x 37.9, Lower m1 17.4 x 18.8, Lower m2 16.6 x 16.4, Lower m3 16.8 x 16.6, Lower m4 length 31.6, Lower m4 anterior lobe width 18.7, Lower m4 posterior lobe width 13.4, Lunar length 46.7, Metacarpal II 53.4 x 27.7, Metacarpal II 57.7 x 25.1, Metacarpal II Proximal end width 28.8, Metacarpal II proximal end width 32.5, Metacarpal IV 81.3 x 23.9, Metacarpal IV width 25.0, Metacarpal IV Distal end width 34.5, Metacarpal IV Proximal end width 39.6, Metacarpal IV distal end width 33.4, Metacarpal IV proximal end width 41.6, Metatarsal III width 46.3, Metatarsal IV 111.9 x 35.4, Navicular 57.0 x 29.7, Occipital condyle 43.5 x 37.5, Radius length 236.9, Radius distal end 91.9 x 50.4, Radius proximal end diameter 55.7, Scaphoid 59.4 x 74.9, Skull length 159.2, Tibia 162.3 x 41.1, Tibia diameter 108.6, Tibia 186.4 x 59.0, Tibia diameter 125.7, Tibia Proximal end diameter 136.4, Tibia distal end width 99.6, Tibia distal end diameter 64.5, Ulna 210.7 x 72.4, Ulna distal articulation surface length 31.6, Ulna shaft width 47.8, Unciform 50.0 x 56.8, Unciform diameter 50.2, Upper M2 16.6 x 14.9, Upper M3 15.1 x 15.7, Upper M4 15.0 x 15.9, Upper M5 18.9 x 18.3, metacarpal IV Proximal end width 42.8