Smithsonian miscellaneous collections . OF TfOgOSUS CastoHdenS, NO. 10337 Length of symphysis Depth of jaw, internally below point between Ma and M3 Thickness of jaw beneath M2 Posterior margin of alveolus for I2 to anterior margin of alveolus for P3, estimated 190 Length of tooth series P* to Ms, inclusive, at alveolar border Length of molars, Mi to M3, inclusive, at alveoli I2, anteroposterior diameter of exposed portion M2, anteroposterior diameter at occlusal surface M2, transverse diameter of trigonid perpendicular to inner wall i7-5fl M2, transve
Smithsonian miscellaneous collections . OF TfOgOSUS CastoHdenS, NO. 10337 Length of symphysis Depth of jaw, internally below point between Ma and M3 Thickness of jaw beneath M2 Posterior margin of alveolus for I2 to anterior margin of alveolus for P3, estimated 190 Length of tooth series P* to Ms, inclusive, at alveolar border Length of molars, Mi to M3, inclusive, at alveoli I2, anteroposterior diameter of exposed portion M2, anteroposterior diameter at occlusal surface M2, transverse diameter of trigonid perpendicular to inner wall i7-5fl M2, transverse diameter of talonid perpendicular to inner wall 15-5^^ a, approximate. TROGOSUS? VETULUS Leidy, 1871Text figure 13Type.—The erupted portion of a right lower I., possibly deciduous,, Philadelphia, No. 10336. Horizon and locality.—Bridger B, vicinity of Fort Bridger, BridgerBasin, Uinta County, Wyo. Specific characters.—Described by Leidy as being a species ofsmaller size than T. castoridens. NO. 10 TILLODONTIA—GAZIN 37.
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Keywords: ., bookauthorsm, bookcentury1800, bookdecade1860, booksubjectscience
