162 ~OPHIDIA. 
Honpuras, Belize (Godman), Stann Creek (J. Robertson); GUATEMALA, Vera Paz, 
low forest (Salvin), Coban (Smithson. Inst.), Pacific coast. (Salvin), Chitalon, near 
“Mazatenango (Miiller); Nicaracua, Matagalpa 3250 feet (Rothschuh); Costa 
Rica (Gadd). : 
Scales in nineteen or twenty-one rows. Upper labials eight (very rarely seven), the 
fourth and fifth entering the orbit; one preocular. Back brownish or greyish-olive 
in various shades, sides darker, the two colours sharply defined from each other, and 
sometimes separated by a whitish or, white band-like shade or band. Back with or 
without a brown or black vertebral line or band. The various colours may assume @ 
distribution in real bands running from the neck to the tip of the tail. The upper 
part of the head is encircled by a more or less distinct or complete yellow line, which 
runs from the upper part of the temple along the canthus, and across the rosiral to 
the other side, and may be confluent with or separated from a pair of yellow spots 
occupying the neck. These spots may be isolated or form the commencement of a 
lateral band. Upper labials longitudinally traversed by a yellowish band. Lower 
parts whitish, with irregularly scattered black dots, more constant on the throat than 
farther behind ; rarely crowded together on the sides of the ventral scutes. 
Feeds on frogs. 
4. Tachymenis lateritia. 
Coniophanes lateritius, Cope, Proc. Ac. N. Se. Phil. 1862, p. 524. 
Tachymenis melanocephala, Peters, MB. Ak. Wiss. Berl. 1869 (1870), p. 876. 
Hab. Mexico, Guadalajara. 
Scales in nineteen rows.. Upper labials seven, the third and fourth entering the 
orbit; vertical nearly as broad as long. Body bright vermilion, powdered with brown ; 
yellow below. Head and neck, to the distance of ten scales, black. Throat black- 
spotted. 
5. Tachymenis grammophrys. 
Erythrolamprus grammophrys, Dugés, Proc. Am. Phil. Soc. 1888, p. 181, fig.; La Naturaleza, 
ser. 2,1. p. 402, t. 27. fig. 18 (1890). 
Hab. Mexico, Tengohecho in Michoacan. 
Scales in seventeen rows. Seven upper labials, of which the third and fourth enter 
the orbit; one preocular; temporal in contact with postoculars; ventrals 175. Back 
brown, sides reddish, not banded ; lower parts yellowish, without spots. An interrupted 
white line along each side of the upper surface of the head, commencing on the canthus. 
Upper labials longitudinally traversed by a white line. 
