Goendu, Chaetomys, Sphaeromys. 
623 
spinosus, Rengg. (nec F. Cuv.), Saug. 
Parag., 1830, p. 242. 
Paraguay. 
a, — nigricans, Brandt, Mem. Ac. Pet., 183.o, 
p. 67, pl. 3, 10, fig. 2, 3. 
Brasil. 
3813. sericeus, Cope, Amer. Natur., XXIII, 1889, 
p. 136 (Sphingurus). 
Brasil merid. 
3814 affinis, Brandt, Mem. Acad. S* Petersb., 
1835, p. 76, pl. V et X, fig. 8, 9 ; Waterh., 
Mam., II, p. 433. 
Brasil in rip. sept. 
flum. Rio Espiritu 
Santo. 
3815. insidiosus (Licht.), Kuhl, Beitr. Zool., 1820, 
p. 71; M^aterh., Mam., II, p.431; Schomb., 
Fauna Guiana, III, 1848, p. 778. 
Guiana, Brasil sept. 
■\ insidiosus foss., Winge, E Mus. Lund., 
m, 1887, p. 61. 
fPleistocaen Brasil 
merid. 
Subfam. 2. Chaetomyinae. 
704. Chaetomys, Gvay, 1843. 
Hystrix, Cercolahes et Sphinguncs, p., Auct.; Plectrochoems, Pictet, 1844, 
3816.subspinosa (Licht.), Kubl, heitr. ZooL, 
1820, p. 71; Grav, P. Z. &., 1843, p. 21; 
Voy. Sulphur, II, p. 36, pl. 18, fig.1-6; 
Waterh., Mam., II. p. 402,^pl. 18 et 21 ; 
Burm., Uebers., 1854, p. 2‘25. 
Brasil sept. et 
centrali, Bahia, 
Cometa. 
* 
tortilis, Olfers, Neue Bibi. Reis., X\ , 
p. 211. 
Moricandi, Pictet, Rev. Zool., 1844, 
p. 225. 
Familia XX. Lagostomidae. 
ChincMllidae, Thomas, 1896; Eriomyidae, Ameghino. 
705. tSphaeromys, Amegh., 1887. 
3817. t Am., Enum. Synopt., 1887, 
p. 12; Mam. Fosil., 1889, p. 169. 
-j-Eocaen Patagonia 
austral. 
