TACHYMENIS. 161 
2. Tachymenis bipunctata. 
Coronella bipunctata, Giinth. Cat. Col. Sn. p. 36. 
Coniophanes bipunctatus, Cope, Proc. Ac. N. Sc. Phil. 1866, p. 128; Bocourt, Miss. Sc. Mex., 
Rept. p. 653, t. 40. figg. 8, 8 a-c. 
Erythrolamprus bipunctatus, Cope, Bull. U. 8. Nat. Mus. no. 32, 1887, p. 77. 
Glaphyrophis pictus, Jan, Arch. per Ja Zool. ii. p. 304; Iconogr. Ophid. xviii. t. 5. fig. 4 (see 
Ginth. Zool. Record, 1866, p. 126). 
Hab. Mexico, Orizaba, Vera Cruz, and Tehuantepec (Sumichrast) ; British Honpuras, 
Belize (Godman), Stann Creek (J. Robertson). 
Scales in twenty-one rows ; upper labials eight, the fourth and fifth entering the 
orbit. Anterior frontals square, truncated in front; posterior together larger than the 
vertical. Along each side of the abdomen and lower part of the tail a perfectly 
regular series of round, deep-black spots or (in old specimens) ocelli. 
3. Tachymenis fissidens. 
Coronella fissidens, Giinth. Cat. Col. Sn. p. 36 (1858). 
Coniophanes fissidens, Cope, Proc. Ac. N. Sc. Phil. 1860, p. 248; Journ. Ac. N. Se. Phil. viii. p. 138 
(1875) ; Bocourt, Miss. Sc. Mex., Rept. p- 650, t. 41. figg. 83, 3a-d; Sumichrast, Bull. Soc. 
Zool. Fr. v. p. 181 (1880). 
Tachymenis fissidens, Garman, Rept. N. Amer. 1883, p- 60. 
Erythrolamprus fissidens, Cope, Bull. U.S. Nat. Mus. no. 32, 1887, p- 77. 
Teniophis imperialis, Baird, U. S. & Mex. Bound. Surv., Rept. p. 23, t. 19. fig. 1 (1859). 
Erythrolamprus imperialis, Cope, Bull. U. S. Nat. Mus. no. 32, 1887, p- 77. 
Conrophanes punctigularis, Cope, Proc. Ac. N. Sc. Phil. 1860, p. 248; Journ. Ac. N. Se. Phil. viii. 
p. 137 (1875). | 
Erythrolamprus punctigularis, Cope, Bull. U. S. Nat. Mus. no. 32, 1887, p. 77. 
Coniophanes proterops, Cope, Proc. Ac. N. Sc. Phil. 1860, p. 249; Journ. Ac. N. Sc. Phil. viii. 
p. 188 (1875) ; Bocourt, Miss. Sc. Mex., Rept. p. 654. 
Erythrolamprus proterops, Cope, Bull. U. S. Nat. Mus. no. 82, 1887, p. 77. 
Glaphyrophis lateralis, Jan, Arch. per la Zool. ii. p. 8304; Iconogr. Ophid. xviii. t. 5. figg. 3, 3 
(see Giinth. Zool. Record, 1866, p. 126). 
Dromicus chitalonensis, Miill. Verh. naturf. Ges. Basel, vi. p. 407 (1878). 
Erythrolamprus violaceus, Cope, Bull. U. 8. Nat. Mus. no. 82, 1887, p. 77 *. 
Hab. Nort America, Texas.—Mexico, Tamaulipas (Smithson. Inst.), Tampico (H. H. 
Smith), Hacienda del Hobo (Geddes), Playa Vicente (Sallé), Jalapa (Cope), Vera 
Cruz, Jicaltepec, Mirador, Arroyo del Potrero (Cope), Orizaba (Sumichrast), Teapa 
in Tabasco (H. H. Smith), Tehuantepec (Sumichrast), Chiapas (Cope); Britisa 
* This nominal species is introduced by Mr. Cope seemingly on the authority of Hallowell ; however, on 
referring to the original description in Proc. Ac. N. Sc. Phil. 1860, p. 485, it proves to stand under the 
heading “‘ Coniophanes fissidens, nobis.” 
BIOL. CENTR.-AMER., Rept., March 1895. *21 
