MAMMALIA. 
63 
dium size, somewhat rounded ; the toes have strong nails; tail 
very short, and in some species none ; the mammae are ten in 
number—six pectoral and four ventral. 
Erinaceus Europceus — The Common Hedge-Hog. 
Plate IX. fig. l. 
The ears are short; prickles very sharp, about an inch long, 
set in clusters, diverging in their directions, and crossing each 
other, like rays radiating from various centres; the points are 
white, and the hair of the abdomen dirty white. 
Genus 34. — Sorex. — Linnceus. 
Generic Character. —Incisory teeth | in the upper jaw, in¬ 
dented at their base ; lateral incisors **-3 or 4-4 CO nical, small, 
shorter than the grinders, which are |^ or 30. Muz¬ 
zle and nose much elongated, the latter moveable; ears and eyes 
small; tail varying in length—round, compressed, or four-sided; 
feet five-toed; nails crooked, short, curved, and pointed; teats, 
six or eight, both pectoral and ventral; Sebaceous gland on 
each flank, exuding a strong smelling secretion. 
Sorex araneus. — Common Shrew. 
Plate IX. fig. 2. 
Fur extremely soft, mouse-coloured, lighter underneath; ears 
large and naked, with two lobes or folds within ; tail subquad¬ 
rated, not so long as the body. About two inches long. In¬ 
habits Europe. 
Genus 35.— Mygale. — Cuvier. 
Incisory teeth the two upper large, very strong, conical; 
lower incisors, with the two middle ones smallest; false canines 
ill; grinders ; total 26. The four posterior above, and the 
three underneath, with rugose points; nose pointed, flexible ; 
no external ears; eyes very small; tail long, scaly, and laterally 
compressed; feet palmated. 
