GLIRES, EDENTATA. 
19 
Reithrodon, Baird {nee Waterhouse), is re-named Ochetodon\ type, 
R. liumilis (Aud. & Bachm.). Jr7., tom. cit. p. 184. 
Reithrodon. E. Coues makes two sub-genork, Reithrodon proper, type, 
R. cuniculoides, Watorh., and Eimeomys, sub-g. n., type, R. chinchilloides 
(AVaterh.). I^om. cit. p. 185 (footnote). 
The name Lophuromys is proposed for Lasiornys^ Ptrs. [c/. Zool. Rec. 
hi. p. 33], which ia pre-occupied. W. Peters, MB. Ak. Berl. 1874, 
p. 234. 
ArvicoUnoi. H. P. Blackmore and E. R. Alston review the fossil re- 
mains referable to this sub-family, recognizing seven species of Arvicola^ 
and two of Myodes. P. Z. S. 1874, pp. 460-471. 
Ilypudiem, Keys. & Bias, {nec Illiger), is re-named Evotomys ; type, 
3fus rutilus, Pall. E, Coues, P. Ac. Phil id. 1874, p. 186. 
Synaptomys, proposed by Baird as a sub- generic name for Myoded 
cooperi, is adopted by E. Coues as a full genus. Tom. cit. p. 192^ 
Ileterojnys, Desm. (1820), = Saccoinys, F. Cuv. (1823). H. adspersus, 
sp. n., W. Peters; Panama. MB. Ak. Berl. 1874, p. 357. 
Dasyprocta antillensis, sp. n., P. L. Sclater ; West Indian Islands. 
P. Z, S. 1874, p. 666, pi. Ixxxii. 
Lepus dayaniis., sp. n., W. T. Blanford ; Sin^. Tom. cit. p. 663. 
Lepus europceus and L. cuniculns. On their supposed interbreeding ; 
Beling, Zool. Gart. 1874, pp. 74-76. 
Palceolagus agapetillus^ P. turgidens, and P. triplex., spp. nn., E. D. 
Cope ; Miocene of Colorado. Pal. Bull. Nos. 15 & 16 ; Rep. U. S. Geol. 
Surv. 1873, pp. 477-479. 
Lagomys tibetanus described and figured ; A. Milne-Edwards, Rech. 
Mamm. pp. 314-321, pis. xlviii. & xlix. 
Genera incertjj sedis. 
Beliscomys, g. n. (foss.), E. D. Cope, with four lower molars resem- 
bling those of some of the 3Iuridm. Type, II. vetus, sp. n., from 
Miocene of Colorado. Syn. Vert. Color, p. 3 ; Rep. U. S. Geol. Surv. 
1873, p. 475. 
4 Co Zo g. n. (foss.), E. D. Cope, Pal. Bull. No. 15, = Ischyromys, 
Leidy. Tom. cit. p* 477. 
EDENTATA. 
W. Turner’s “ general observations” on the placentation of this order 
are reproduced from Tr. R. Soc. Edinb. [c/. Zool. Rec. x. p. 19]. J. 
Anat. Phys. viii. pp. 362-376. 
Bradypus. On the myology of the genus; H. W. Macintosh,' P. R. 
Irish Ac. (2) i. pp. 517-529. 
\Dradypus didactylus. Note on the rete mirabile of its arteries ; H. C. 
Chapman, P. Ac. Philad. 1874, p. 95, pi. xiii. 
Lestodon ? trigonidem^ n. (foss.), P. Gervais ; Argentine Republic. 
M^m. Soc. Geol. (2) ix. (1873), No. v. ; J. Zool. hi. p. 161, pi. v. 
Alorotherium, g. n. (foss.), O. C. Marsh, is allied to Megalonyx and 
