990 INDEX GENERUM MAMMALIUM. 
Dimadon Kacvr, 1844. Feree, * 
Classif. Siugeth. und Vogel, 91, 1844. 
Type: Dimadon cuvieri Kaup. ‘‘Hierher gehóren die Reste [from the Eocene 
gypsum beds of Paris] die Cuvier, pl. Lx1x, figs. 2, 3, 4, abgebildet hat [Ossem. 
Foss., 3*éd., III, 1825]. Ich nenne das Thier Dimadon cuvieri." (Kavp, l. c.) 
Extinct. : 
Dimadon: óezuc, an object of fear, terror; 66@v=d6dovs, tooth. 
Dimecodon (see Dymecodon). Insectivora, Talpidee. 
Dimenia (see Simenia). Ferz, Canidee. 
Dimerodon AwrcuiNo, 1889. Marsupialia, Didelphyid:e. 
Cont. Conocimiento Mamíf. Fósil. Repüb. Argentina, in Act. Acad. Nac. Cien., 
Córdoba, VI, 282-283, pl. r, fig. 5, 1889. 
Type: Dimerodon mutilatus Ameghino, from the Pampean formation (Pliocene) of 
the barrancas of * La Laguna de Lobos,’ province of Buenos Aires, Argentina. 
Extinct. ''Representada por la rama mandibular del lado izquierdo de la man- 
díbula inferior, bastante incompleta y sin dientes, pero con los alvéolos casi 
intactos de los ültimos cinco dientes." 
Dimerodon: dimepns, two parted; 650v=dédovs, tooth. 
Dimerostephanos AMEGHINO, 1902. Ungulata, Ancylopoda, Isotemnidee. 
Bol. Acad. Nac. Cien. Córdoba, XVII, 30-31, May, 1902 (sep. pp. 28-29). 
Type: Trimerostephanos angustus Ameghino, from the Notostylops beds, Patagonia. 
Extinct. 
Dimerostephanos: ó14€p5)s, two-parted; 6répavos, crown. 
Dimylus Mrvzn, 1846. Insectivora, Dimylid:e. 
Neues Jahrbuch Mineralogie, 1846, 473; WaGnrer, Wiegmann's Archiv Natur- 
gesch., 1847, Bd. II, 14; ScnurossEenm, Die Affen, Lemuren, Chiropteren, Insec- 
tivoren, u. s. w., Europ. Tertiürs, I, 104-106, Taf. rv, 11 figs., 1887; Zarren, 
Handbuch Palaeont., IV, 2te Lief., 568-569, 3 figs., 1893. 
Type: Dimylus paradoxus Meyer, from the Lower Eocene of Weisenau, near 
Mainz, Germany. 
Extinct. Based on a fragment of the lower jaw. 
Dimylus: 61-, two; evAos, molar—from the molars, which are reduced to two in 
each jaw. 
Dinictis Lemy, 1854. Fere, Felidee. 
Proc. Acad. Nat. Sci. Phila., 1854, 127, 156. 
Deinictis Lg1py, ibid., 1856, 91. 
Type: Dinictis felina Leidy, from the Oligocene of the ‘Bad Lands’ of Nebraska 
(South Dakota?). 
?xtinct. 
Dinictis: dev ds, terrible; Z«r:s, weasel—from the large upper canines, which 
resemble those of a saber-tooth tiger. 
Dinobastis Corr, 1893. Ferz, Felide. 
Am. Naturalist, X XVII, 896-897, Oct., 1893. 
Type: Dinobastis serus Cope, from the Pleistocene of western Oklahoma. 
Extinct. Based on ‘‘ parts of three metacarpals, three phalanges of probably a 
single digit, and the head of the femur. The teeth include five incisors, two 
superior canines, two molars.”’ 
Dinoceras Marsu, 1872. Ungulata, Amblypoda, Uintatheriide. 
Am. Journ. Sci. & Arts, 3d ser., IV, for Oct., 343-344, Sept. 27, 1872; Mon. U. S. 
Geol. Surv., X, Dinocerata, App., 194-202, pls. 1-x1v, xx-Lv, text figs. 1886. 
Type: Dinoceras mirabile Marsh, from the Eocene of Big Bone Buttes, about 20 
miles east-southeast of Fort Bridger, and 25 miles west of Green River, 
Wyoming. 
