1966). 
P. sulphureus dieperinkii (Schlegel). Revalidated by Hoge & 
Romano, 1970, Mem. Inst. Butantan [1969] 34:89-92. 
Rhadinaea Cope, 1863. Reviewed by Myers, 1974, Bull. Amer. Mus. 
Nat. Hise. U5321=2627. 
R. beui Prado = R. persimilis (Cope), fide Myers, 1974, op. 
cit. 
R. bilineata (Fischer). Revalidated by Myers, 1974, op.cit. 
R. dumerilli (Bibron). Revalidated by Myers, 1974, op. cit. 
R. godmani (Gunther). Distribution: also Honduras (Wilson, 
1972, Bull. S. California Acad Sci 71:50-52). 
R. insignissimus (Amaral) = R. persimilis (Cope), fide Myers, 
~ 1974, op. eft. 
R. lateristriga multilineata (W. Peters) = R. multilineata (W. 
Peters), fide Myers, 1974, on. cit. 
R. montecristi Mertens. Distribution: also Honduras (1979, 
Herpetol. Rev. 20:62). 
R. pachyura fulviceps Cope = R. fulviceps Cope, fide, Myers, 
O74 Voip. “cit. 
Rhinobothryum Wagler, 1830. 
Distribution: Guatemala and Honduras through... 
Saphenophis Myers, 1973, Amer. Mus. Novit. 2522:2. Type species, 
Dromicus boursieri Jan. & Sordelli, by original: 
designation. Contains also: 
Liophis atahuallpae Steindachner. 
Rhadinaea antioquiensis Dunn. 
Rhadinaea tristriata Rendahl & Vestergren. 
1973 Saphenophis sneiderni Myers, Ibid. 2522:22. Type-locality: 
Colombia, Cauca, El Tambo. Distribution: type locality. 
Scaphiodontophis Taylor & Smith, 1943. 
1969 S. dugandi Roze, Caldasia 10(48):355. Type-locality: Colombia, 
Antioquia, Rio Currulao, Uraba, near Turbo. 
Sibon Fitzinger, 1826. 
Includes Tropidodipsas, fide Kofron, 1985, J. Herpetol. 19:84-92; 
key to all species and subspecies in Kofron, 1985, op. cit. 
1977 S. neilli Henderson, Hoevers & Wilson, J. Herpetol. PB ROT hs 
Type-locality: Belize, vicinity of Belize = S. sanniola 
neilli, fide Kofron, 1985, op. “eit. 
S. anthracops (Cope). Distribution: also El Salvador (Hidalgo, 
1979, Herpetol. Rev. 10:103). 
Sibynomorphus Fitzinger, 1843. 
S. mikanii mikanii (Schlegel). 
1837 Dipsas mikanii Schlegel. 
1884 Leptognathus andrei Sauvage. 
1887 Leptognathus garmani Cope. Correct type-locality: Sao 
Joao do Montenegro, Rio Grande do Sul, Brasil, fide 
Vanzolini, 1953, Copeia (2):124. 
Distribution: Brasil south of Amazon basin. 
D2 
