40 BULLETIN 18 7, UNITED STATES NATIONAL MUSEUM 



Type.—E. H. Taylor-H. M. Smith Coll. No. 5531. 



Type locality. — El Limoncito, Guerrero. 



Range. — Probably Nayarit to Oaxaca, but definitely known only 

 from central Guerrero (the type locality), southern Michoacaii 

 (Carrizal), and southeastern Oaxaca (Tapanatepec). 



CONIOPHANES FISSIDENS PROTEROPS Cope 



CloniopJianes] proterops Cope, Proc. Acad. Nat. Sci. Philadelphia, vol. 12, 18(50, 



p. 249. 

 Coniophanes fissidens proterops Smith, Proc. U. S. Nat. Mus., vol. 91, 1941, pp. 



105-106, map fig. 33. 



Type.—U.S.^.M. No. 5285. 



Type locality. — Vicinity of Jalapa, Veracruz. 



Range. — Central Veracruz (seven localities). 



CONIOPHANES FISSIDENS PUNCTIGULARIS Cope 



Coniophanes punctigularis Cope, Proc. Acad. Nat. Sci. Philadelphia, vol. 12, 1800, 



p. 248. 

 Co7iiophanes fissidens punctigularis Smith, Proc. U. S. Nat. Mus., vol. 91, 1941, 



pp. 107-109, map fig. 33. 



r?//)e.— Acad. Nat. Sci. Phila. No. 3742. 



Type locality. — Honduras. 



Range. — Pacific slopes from the Isthmus of Tehuantepec to Hon- 

 duras (authentic Mexican records are from several localities in 

 southern Chiapas: Chicharras, vicinity of Escuintla, Siltepec, and 

 Tonala) . 



CONIOPHANES IMPERIALIS IMPERIALIS (Kennicott) 



Taeniophis imperiaUs Kennicott, in Baird, Rep. U. S. Mex. Bound. Surv., vol. 2, 



1850, Rept., p. 23, pi. 19, fig. 1. 

 GlaphyropJiis lateralis Jan, Arch. Zool. Anat. Fis., vol. 2, 1863, pp. 304-305, 328 



(type locality restricted to Tampico; type iu Milan Mus., 3 cotypes). 

 Coniophanes imperiaUs imperiaUs Cope, Ann. Rep. U. S. Nat. Mus., 1808 (1900), 



p. 1090.— Bailey, Pap. Michigan Acad. Sci. Arts Lett., vol. 24, pt. 2, 1938 



(1939), pp. 34-35, pi. 1, fig. 1, map text fig. 5. 



Type.—V.S.l^.'M.. No. 2060. 



Type locality. — Matamoros, Tamaulipas {cf. Bailey, loc. cit.). 



Range. — Extreme southern Texas to northern Veracruz (known from 

 three or four localities in each of the states of Tamaulipas and 

 Veracruz). 



CONIOPHANES IMPERIALIS CLAVATUS (Peters) 



Dromicus clavatus Peteks, Monatsb. Akad. Wiss. Berlin, 1864, p. 388. 



Coniophanes imperiaUs clavatus Bailet, Occ. Pap. Mus. Zool. Univ. Michigan, No. 

 362, 1987, p. 5; Pap. Michigan Acad. Sci. Arts Lett., vol. 24, pt. 2, 1938 (1939), 

 pp. 35-42, pi. 1, fig. 2, map text fig. 5.— Smith, Proc. U. S. Nat. Mus., vol. 93, 

 1943, p. 405. 



Type. — Berlin Mus. 



