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Show 1888.] MAMMALS FROM TEXAS. 445 deal in colour, especially in the underparts not being very white at times and the line of demarcation being very indistinct. They are sometimes ten inches long, and weigh one pound."-W. T. 10. SIGMODON HISPIDUS, Say & Ord. " A family." a-c. 8 2 and yg., 4/86. ead and body. 128 132 Tail. Ill 112 Hind foot. 28-8 28-5 Forearm and hand. 34 36 Ear. 14 16 8 2 Mammae 2-2 = 8. " This species is very common here, and one may see their rude nests at the foot of bushes everywhere. Besides these nests they make a good many burrows. They are sometimes gregarious, as I have seen fourteen killed at one place. They often have five young. They are very fierce and bite severely."-W. T. 11. CRICETUS1 a. 8 ad., 4/86. b. $sk. c. 8 skull. (ONYCHOMVS) LEUCOGASTER, Wied. Head and Forearm body. Tail. Hind foot. and hand. a. 8 114 54 23-8 31-5 Ear. 13-5 The present is the most southerly locality that has been yet recorded for this species. The specimens differ from the ordinary northern ones in their slender feet and less densely pilous soles, but do not appear to be specifically or even varietally separable. 12. CRICETUS (VESPERIMUS) LEUCOPUS, Raf. a-e. 8 2, 12/85 and 4/86. a. b. c. d. 2 • 8 • 2 • 2 • Head and body. . . . 81 ...81 ...92 ...81 Tail. 68 76 82-5 77 Hind foot. 19-3 21 21-3 20-5 Forearm and hand. 23-4 25-3 25-5 24-8 Ear. 13-3 13-4 14 13 Heel to front of last foot-pad 8-8 9-9 10-4 10-0 " This species is abundant in the neighbourhood. It varies greatly in colour, from whitish grey to the colour of old mahogany ; but the colours of the underparts and feet are constant. The lightest specimens I have seen were caught in December. Its weight is about three times that of C. taylori."-W. T. 1 My reasons for using this name instead of "Hesperomys" have been fully explained, P.Z.S. 1888, p. 133. PROC. ZOOL. Soc-1888, No. XXXI. 31 |
