RODENTIA. 
Mamm. 31 
Castoridje. 
\8teneo fiber hesperus, p. 11, complexus , p. 13, Tertiary, Montana, Douglass, 
Tr. Amer. Phil. Soc. (2) xx, n. spp. 
Murids. 
Gerbillus stigmonyx luteolus , Upper Nile, harwoodi, E. Africa, Thomas, 
Ann. Nat. Hist. (7) viii, p. 275, watersi, Upper Nile, De Winton, 
Nov. Zool. viii, p. 399 : n. spp. & subsp. 
Dipodillus dasyuroides , Palestine, Nehring, SB. Ges. naturf. Berlin 1901, 
p. 173, n. sp. 
Mus decumanus , development of vertebral column, Weiss, Zeitschr. wiss. 
Zool. lxix, p. 493 ; rattus in Russia, Skitkov, Zool. Anz. xxiv, p. 171 ; 
musculus , development of ovum, Sobotta, Verh. Anat. Ges. xxvii, 
p. 4, Burckhardt, Arch. mikr. Anat. lvii, p. 528 ; hoffmanni , n. nom. 
for rattus celebensis Hoffmann, 1887, Matschie, Abli. Senckenb. Ges. 
xxv, p. 284 ; integer , Natuna Ids., Miller, P. Washington Ac. iii, 
p. 119, n. sp. 
Acornys witherbyi , Upper Nile, p. 400, hunteri, Suakim, p. 401, De Winton, 
Nov. Zool. viii, n. spp. 
Nesocia myosura , the correct name for Meriones myosuros Wagner, 
Nehring, SB. Ges. naturf. Berlin 1901, p. 216. 
Prometheomys , n. g., p. 572, for P. schaposcknikowi , p. 574, Caucasus, n. sp., 
Satunin, Zool. Anz. xxiv. 
Cricetus nehringi , Rumania, Matschie, SB. Ges. naturf. Berlin 1901, 
p. 232, n. sp. 
Mesocricetus newtoni , figured, Nehring, SB. Ges. naturf. Berlin 1901, 
pp. 130 & 153 ; koenigi , Zool. Rec. xxxvii, Mamni. p. 29, n. sp. 
should be Satunin, and not Nehring; number of mammse in Aleso- 
cricetus and Cricetus , Nehring, Zool. Anz. xxiv, p. 130. 
Peroinyscus prevostensis , Queen Charlotte Ids., Osg-ood, North Amer. 
Fauna No. 21, p. 29 ; cozumelce, Cozumela Id., Merriam, p. 103, 
leucopus minnesotce , Mearns, p. 154, areas rubidus , California, Osgood, 
p. 193, P. Soc. Washington xiv : n. spp. & subspp. 
Rhipidomys ochrogaster , Peru, Allen, Bull. Amer. Mus. xiv, p. 43 ; 
phceotis, Peru (7) vii, p. 81, benevolens, Bolivia, p. 369, nitela , Brit. 
Guiana, viii, p. 149, Thomas, Ann. Nat. Hist. (7) : n. spp. 
Tylomys tumbalensis, p. 560, bullaris, p. 561, Mexico, Merriam, P. Wash¬ 
ington Ac. iii, n. spp. 
Ototylomys , p. 561, n. g. for 0. phyllotis, p. 562, Mexico, n. sp., p. phceus , 
Mexico, p. 563, n. subsp., Merriam, t. c. 
Nectomys esmeraldarum , Ecuador, Thomas, Ann. Nat. Hist. (7) viii, p. 251, 
n. sp. 
Holochilus guiance , Brit. Guiana, Thomas, t. c. p. 149, n. sp. 
Sigmomys, n. g. for Reithrodon dlstoni Thomas, 1880, savannarum , Brit. 
Guiana, n. sp., Thomas, t. c. p. 150, see also p. 254. 
Sigmodon simonsi , Peru, Allen, Bull. Amer. Mus. xiv, p. 40, n. sp. 
Oryzomys , synopsis of N. American and Mexican species, Merriam, P. 
Washington Ac. iii, 273 ; 0. natator floridanus , Florida, p. 277, albi- 
■venter , Jalisco, p. 279, cozumelce , Cozumel Id., p. 280, crinitus, p. 281, 
crinitus aztecus , p. 280, mexicanus peragrus, p. 283, Mexico, richmondi , 
Nicaragua, p. 284 , jalapce rufinus, Mexico, p. 285, zygomaticus , p. 285, 
Guatemala, teapensis , p. 286, rufus , p. 287, goldmani, p. 288, cliapmani 
caudatus , p. 289, c. saturator , c. dilutior , palatinus , p. 290, hylocetes , 
p. 291, Mexico, rhabdops , p. 291, angusticeps , p. 292, Guatemala, 
rostratus , p. 293, r. megadon, p. 294, Mexico, yucatanensis , Yucatan, 
