LIST OF SPECIES. XLIII 



rage, 



163. Neotoma micropus, Baird, (n.s.) Black Wood Rat. Lower Bio Grande of 



Texas and Mexico.. 492 



164. Neotoma fuscipes, Cooper, Mss., (n. s.) Brown-Footed Eat. Santa Clara to 



Petaluma, Cal 495 



165. Neotoma occidentalis, Cooper, (n. s.) Hairy-Tailed Rat. Mouth of Columbia, 



and Puget's Sound - 496 



166. Neotoma cinerea. Rocky Mountain Rat. Eastern slope of northern Rocky 



Mountains, and upper Missouri 499 



166.* Neotoma magister, Baird, (n. s.) Carlisle Bone Cave, Pemnsylvania. Fossil. 



40. SIGMODON, Say & Ord. 500 



167. Sigmodon hispidus, Say & Ord. Cotton Rat. Southern Atlantic and Gulf 



States 502 



168. Sigmodon berlandieri, Baird, (n. s.) Texas Cotton Rat. Texas 504 



41. ARVICOLA, Lacep. 509 



a. Hypudaeus, Keys. & Bias. 



169. Arvicola gapperi, Vigors. Red-Backed Mouse. Nova Scotia, Massachusetts, 



Canada, and Lake Superior 518 



b. Hemiotomys, Selys. 



170. Arvicola riparia, Ord. Bank Mouse. Northern and Middle States 522 



171. Arvicola breweri, Baird, (n. s.) Gray Mouse. Muskeget Island, Mass 525 



172. Arvicola rufidorsum, Baird, (n. s.) Holmes' Hole, Mass. (Martha's Vineyard.) 526 



173. Arvicola townsendii, Bachman. Washington & Oregon 527 



174. Arvicola montana, Peale. Cascade Mountains, Oregon & California; Western 



Nebraska? , 528 



175. Arvicola longirostris, Baird, (n. s.) Cascade Mountains, Cal 530 



176. Arvicola edax, Leconte. Monterey to San Diego, Cal 531 



177. Arvicola californica, Peale. California 532 



178. Arvicola occidentalis, Peale. Puget's Sound 534 



179. Arvicola inodesta, Baird, (n. s.) Sawatch Pass, Rocky Mountains 535 



c. Chilotus, Baird. 516 



180. Arvicola oregoni, Bachman. Steilacoom, W. T., to Tomales Bay, Cal 537 



d. PedomySj Baird. 517 



181. Arvicola austera, Leconte. Prairie Meadow Mouse. Wisconsin to Louisiana ... 539 



