138 



EDENTATA. 



Colijpeutejel conuvu^ (I. Geoffroy^). 



Syn. Dasypus conurus, I. Geoffroy ^. 

 Dasypus apareoides, Bravard-^. 

 Tolypeutes affinis-conurus, H. Gervais and Ameghino "*. 



No difference of specific value has been indicated between the 

 fossil and recent forms ^ 



Hah. South America (Argentine Eepublic). 



M. 3626. Portion of the first row of scutes of the pelvic buckler ; from 

 the Pleistocene of La Plata, Argentine Republic. This 

 specimen, which belongs to Bravard's D. apareoides, cannot 

 be distinguished from the corresponding portion of the 

 covering of the existing race. 



Bravard Collection. Purchased, 1854. 



Genus DASYPUS, Linn.^ 



Syn. Euphr actus, Wagler 7. 



Teeth t^E^o the first upper one being usually planted in the pre- 

 maxilla. The carapace has six or seven movable bands, each scute 

 being marked by a regular ellipse, formed of widely separated punc- 

 tures ; the tail has several distinct rings near the base. There are five 

 digits in each foot ; in the manus the first is very slender and has 

 a long terminal phalangeal ; the second is also slender but rather 

 longer ; the third, fourth, and fifth gradually diminish in length, 

 and are armed with curved, compressed claws. In the pes g-ll the 

 digits are short. 



iSasJppu^S billo^gu^, Desmarest **. 



Syn. Euphractus affinis-villosus, H. Gervais and Ameghino ^. 



Since the fossil apparently presents no character by which it can 

 be distinguished from the existing form, it is regarded as specifically 

 the same ^°. 



Hah. South America (Argentine llepublic and North Patagonia). 



^ Comptes Rendus, vol. xxiv. p. 575 (1847). — Dasypus. ^ Loc. cit. 



3 In P. Gervais's Zool. et Pal. G6nerales, s6r. 1, p. 132 (1867-69). 



* Mam mi feres Fossiles de I'Amerique Meridionale, p. 216 (1880). 



" See Burmeister, Descript. Phys. Republic Argentine, vol. iii. pt. 1, p. 443 

 (1870). 



« Syst. Nat. ed. 12, vol. i. p. 53 (1706). 7 Syst. d. Amphibian, p. 36 (1830). 



« Nouv. Diet, d'llist. Nat. ed. 2, vol. xxxii. i^. 489 (1819). 



^ Mammifcres Fossilcs de rAm6rique Meridionale, p. 215 (1880). 



^° See Burmeister, Descript. Phys. Republic Argentine, vol. iii. pt. 1, p. 440 

 (1879). 



