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Show 526 MR. OLDFIELD THOMAS ON [Dec. 12, Mouse preserved in the mountains of Persia, closely allied to the N. American Peroviyscus, and widely different from any of the Asiatic Muridse hitherto known. I have named this striking novelty in honour of Col. Bail ward, to whose generosity the Museum is indebted for the interesting collection of which it forms a part. 22. C r ic etu lu s p h ^ us Pall. 3 . 46. Sakiz, N.W. of Karmanshah. 5000'. $ . 54. Tortoum R., 60 mi. N. of Erzeroum. 4000'. 3 . 58. Baibort, Choruk River, between Erzeroum and Tre-bizond. 5500'. " Trapped among the corn-lands."-R. B. W. 23. M icrotus n iv a l is Mart. 3 . 62. 25 miles N. of Baibort. 7000'. 24-27. M icrotus spp. 3 ■ 40. Derbend, 60 mi. W. of Isfahan. 6500'. 2 . 44. Diwan-Dere, 150 mi. N.W. of Kermanshah. 6500'. $ . 57. Arab-Keni, 60 mi. N. of Erzeroum. 9000'. $ . 59. Baibort. 5000'. $ . 63. 70 mi. N. of Baibort. 7000'. These five Voles belong to at least four species. 28. E l lo b iu s lutescens Thos. 3 . 51. Lake Van. 5000'. Topotype. Quite similar to the original specimens. 29. E llo biu s w oo sn am i Thos. Abstr. P. Z. S. No. 24, p. 23, Dec. 19, 1905. 3 . 38. $ . 39. Dumbeneh, 50 miles N. of Isfahan. 7000'. Colour much as in E. lutescens. Teeth of much simpler pattern. Fur soft and loose in texture; hairs of back about 9 mm. in length. General colour above dull greyish buffy, the hairs slaty grey, with dull buffy tips. Sides paler greyish, not more strongly buffy as is the case in E. talpinus. Head blackish above, contrasting markedly with the general colour, much more so than in E. lutescens. Under surface similar to sides, the tips of the hairs very pale buffy. Skull rather more heavily built than in E. lutescens. Zygomata not so expanded vertically in the centre as in lutescens and fusco-capillus, its greatest vertical breadth 3 mm. or less. Teeth of a more simple type than those of E. lutescens and fuscocapillus, and nearly corresponding with those of fig. 6 of Buchner's plate* of Ellobius teeth. The last upper molar with * Mamm. Przewalsk. pi. xv. (1889). |
