15° 



VERTEBRATE ANIMALS OF THE UNITED STATES 



ci Body without spots A. paroticum. 



C2 Body spotted -'I- dccorticatmn. 



A. talpoideum (Holbrook). Mole salamander. Body short, stout, 

 depressed, gray or dark brown in color dotted with gray; head very 

 broad; length 90 mm.; tail 37 mm.; costal grooves 10; vomerine teeth 

 in -^ patches: southern States from North CaroHna to Louisiana and up 

 the Mississippi Valley to lUinois. 



A. opacum (Gravenhorst). Marbled salamander (Fig. 66). Body 

 thick, cylindrical, black above with about 14 grayish bars which may be 

 confluent; costal grooves 11; length 95 mm.; tail 38 mm.; plantar tuber- 



FlG. 66. — Roof of mouth of Ambystoma opacum, showing vomerine teeth {from Cope). 



cles indistinct; vomerine teeth in 3 patches: eastern States from central 

 Massachusetts and New York to Florida; westward to Missouri and 



*;%.*■**,%*■;# 



Fig. 67. — Ambystoma maculatitm {from Fowler). 



Texas; in relatively dry and often sandy locations, under stones and 



A. maculatum (Shaw) (.4. punctatum L.). Spotted salamander 

 (Fig. 67). Body stout; color black above, with a series of round yellow 

 spots on the side, about 3 being on the head, 8 or 9 on the tail and 8 or 

 9 on the trunk; length 160 mm.; tail 77 mm.; costal grooves 11; skm 

 pitted with numerous minute pores which exude a milky secretion: 

 eastern and central America from Nova Scotia to Georgia; westward 

 to Wisconsin, Nebraska and Texas. 



