176 

 LIOPHIS 



ly.Ventrals more than I7O-- 

 Ventrals fewer than I7O- 



-18 

 -19 



18. Dorsal pattern reticulate (occasionally uni- 

 form black) i nqer i 



Uniform olive grayish or with dark and light 

 cross bands trebbau i 



ly.Ventrales mas de 1/0 



Ventrales menos de I7O- 



-18 

 -19 



IS.Oiseno dorsal reticulado (a veces uniforme- 



mente negro) i nqer i 



Coloracion gris-oliva uniforme o con bandas 

 transversales claro-oscuras trebbau i 



IJ.Uniform green, with or without brick-red 



vertebral str ipe jaeger i 



Other than uniform green, with or without 

 brick-red vertebral stripe cobella 



20.Preocular not higher than eye- 

 Preocular higher than eye 



21 



-canaima 



21. Dorsal pattern other than three longitudinal 



str ipes 23 



Dorsal pattern of three longitudinal stripes 



poec ilopogon 



22. Reddish brown above, with blackish cross bands- 



melanauchen 



Gray above, anterior part of body with broad 

 dark vertebral band and narrower lateral band- 

 ste i nbach i 



23.Ventrals fewer than I7O- 

 Ventrals more than I7O — 



24 



- long i ventr i s 



24. With crossbands 



Lacking crossbands- 



■7-7-— 7-25 

 ■ i ns i qn i ss i mus 



25. More than 1 5O ventrals-- 

 Fewer than 15O ventrals- 



brev iceps 



- leucogaster 



15.Colorac i on verde uniforme con o sin una banda 



vertebral rojo ladrillo jaeger i 



Coloracion no verde uniforme con sin una 

 banda vertebral rojo ladrillo cobella 



20.Preocular no mas alta que el ojo 21 



Preocular mas alta que el ojo cana ima 



21.Diseno dorsal sin tres I'neas long i tud i nales-23 



Diseno dorsal con tres Ifneas long i tud inales 



poec i lopoqon 



22.Dorso pardo rojizo con bandas transversales 



negruzcas melanauchen 



Dorso gris, parte anterior del cuerpo con 

 banda vertebral oscura y bandas laterales 

 mas angostas ste i nbach i 



23. Ventrales menos de I7O- 

 Ventrales mas de I7O 



24 



- lonqi ventr is 



24. Con bandas transversas 25 



Sin bandas transversas ins i qn i ss imus 



25. Mas de I5O ventrales 



Menos de I5O ventrales- 



breviceps 



- leucogaster 



LIOPHIS ALBICEPS (Amaral) 



1924 Rhadinaea albiceps Amaral, Jour. Washington Acad. Sc i . , 14: 200. Type-locality: "Probably frc 



Ecuador". 

 1929. Liophis albiceps — Amaral, Mem. Inst. Butantan, 4: 17O. 



Distribution: Known only from type specimen. 



LIOPHIS AMARAL I Wettstein 



1930 LL°£Jlls amarajj. Wettstein, Zool. Anz., 88: 93. Type-locality: Bello Horizonte, Minas Gerais, 

 Brazil. 



Distribution: Bahia, Minas Gerais, Parana and Santa Catarina, Brazil. 



LIOPHIS ANOMALUS (Gu'nther) 



I858 Coronella anomala Gunther, Cat. Sn. Brit. Mus.: 37* Type-locality: "Banks of the Parana" 

 (=Rro Parana?, country unknown). 



1862 Lyqoph i s rut i lus Cope, Proc. Acad. Nat. Sc i . Phila., 1862: 80. Type-locality: R'o Tigre and 



RTo Parana, Paraguay. 



1863 C.|_ oronella _ pulchella Jan, Arch. Zool. Anat. Fis., 2: 25I. Type-locality: Buenos Aires, 



Argent i na. 

 I895 Rhad i naea elegant i ss i ma Koslowsky, Rev. Mus. La Plata, 7' 155» pl* !• Type-locality: 



Sierra de la Ventana, Provlncia de Buenos Aires, Argentina. 

 1925 L iophis anomala — Amaral. Proc. U. S. Nat. Mus., 67 (24): 7. 



Distribution: Southern Brazil, Northern Argentina, Uruguay and Paraguay. 



Comment: Cranwell, Rev. Argentina Zoogeog., 2, 1942, 143, suggested that elegant i ss i ma Koslowsky 

 is recognizable, but did not revalidate it. Specimens in the Institute Malbran, Buenos Aires, 

 Argentina, support this suggestion. 



