Note 133 — {147} CHAPTER VIII {VI}

Crotalus tergeminus, S.—Body dusky cinereous, a triple series of deep brown spots; beneath with a double series of black spots.

Body pale cinereous brown, a triple series of fuscous spots, dorsal series consisting of about forty-two large, transversely oblong-oval spots, each widely emarginate before, and obsoletely edged with whitish lateral series, spots transversely oval, opposite to those of back; between the dorsal and lateral series is a series of obsolete, fuliginous spots, alternating those of the two other series; head above with nine plates on the anterior part, on which are a band and about three spots, two undulated vittæ terminating and confluent with the first spot of the neck, a black vittæ passes through the eye, and terminates on the neck each side; beneath white, a double irregular series of black spots, more confused towards the tail; tail above, with five or six fuscous fasciæ, beneath white irrorate with black points, six terminal plates bifid.

Length 2 ft. 2⅛ in.

tail 2⅛ in.

Plates of body 151

of tail 19

Bifid plates at tip 6

Another specimen, much smaller, Pl. 152. subcaudal, 20. scales at tip 3.—James.