228 BULLETIN 18 7, UNITED STATES NATIONAL MUSEUM 



Leptophis diplotropis diplotropis, 90, 

 207-211, 213. 



diplotropis forreri, 90, 91, 210. 



lateralis, 96. 



mexicanus, 91. 



mexicanus mexicanus, 90, 91, 204, 

 207, 208, 210-212, 214, 215. 



mexicanus yucatanensis, 90, 91, 

 212, 216. 



occidentalis, 91. 



occidentalis praestans, 90, 91, 207, 

 214-216. 



taeniata, 97. 

 Leptotyphlopidae, 7, 20. 

 Leptotyphlops, 8-10, 12, 20. 



albifrons, 24. 



bakewelli, 24. 



bressoni, 20, 21, 208. 



dugesii, 21, 205, 206, 208, 213, 



dulcis, 20, 21, 207, 210, 214. 



dulcis dissectus, 23. 



dulcis dulcis, 21. 



dulcis myopicus, 21, 23. 



humilis cahuilae, 21, 22, 203. 



humilis dugesii, 21. 



humilis humilis, 21, 22, 203. 



humilis segregus, 20, 22, 205. 



humilis slevini, 21, 22, 203. 



humilis tenuiculus, 20, 23, 212. 



maximus, 20, 23, 207, 209, 211. 



myopica, 23. 



myopicus dissectus, 20, 23, 205. 



myopicus myopicus, 20, 23, 210- 

 212, 214. 



phenops, 24. 



phenops bakewelli, 20, 24, 205, 



207, 208, 210. 



phenops phenops, 20, 24, 204, 210, 

 212, 214, 215. 

 leucomelas, Himantodes, 75. 



Imantodes cenchoa, 75, 204, 211, 

 214, 215. 

 leucostoma, Acontias, 178. 

 leucostomus, Agkistrodon piscivorus, 

 177, 178. 



Leptognathus, 152. 



Symphimus, 133, 211. 

 Lichanura, 7, 10, 12, 25. 



myriolepis, 26. 



roseofusca, 26. 



roseofusca gracia, 26, 213. 



roseofusca roseofusca, 25, 26, 203. 



trivirgata, 25, 26, 203. 

 liebmanni, Chersodromus, 33, 215. 

 linearis, Sonora miniata, 130. 



Sonora semiannulata, 127, 130, 203. 

 iineata, Salvadora, 122, 125, 205, 206, 



208, 210, 213, 214. 

 Salvadora grahamiae, 125. 

 Toluca, 142, 143. 



Toluca lineata, 143, 144, 206, 208, 



209, 212-214. 

 lineaticoUis, Arizona, 108. 



Pituophis, 108. 



Pituophis deppei, 105, 108, 204, 

 207, 209, 211, 215. 



lineatulus, Masticophis flagellum, 93, 



95, 205, 206, 209, 212. 

 lineatus, Bascanion, 95. 



Coluber, 95. 



Conophis, 43. 



Conophis lineatus, 43, 215. 



Lygophis, 95. 



Masticophis, 95. 



Masticophis flagellum, 6, 94, 95, 

 206-210, 213. 



Tomodon, 43. 

 lineolatus, Sphenocalamus, 64. 

 lintoni, Tantilla, 142. 



Tantillita, 142. 

 Liophis, 119. 



decoratus, 43. 



elapoides aequalis, 110. 



elapoides diastema. 111. 



elapoides elapoides, 111. 



janii, 74. 



putnamii, 92. 



tricinctus, 110. 



varia, 97. 



vittatus, 119. 

 lippiens, Sympholis, 134, 208, 210. 

 longicaudatus, Geagras, 61. 

 longiceps, Geophis, 65, 68, 215. 



Rhabdosoma, 68. 

 longissimum, Ophthalmidion, 202. 

 longissimus, Typhlops, 202. 

 Loxocemus, 8, 10, 12, 27. 



bicolor, 27, 204, 207, 209, 210. 



sumichrasti, 27, 205, 207, 208, 210. 

 lubricus. Hydrops, 42. 

 Jucasensis, Crotalus, 188, 192, 203. 

 lucidus, Phyllorhynchus browni, 103. 

 luciodorsus, Imantodes, 76. 



Imantodes splendidus, 75, 76, 204, 

 215. 

 lumbricalis, Anguis, 18. 

 lunulatus, Tropidodipsas, 114. 

 Lycodon lyrophanes, 145, 148. 

 Lygophis lachrymans, 118. 



lineatus, 95. 

 lyrophanes, Lycodon, 145, 148. 



Trimorphodon, 145, 148, 203. 



macdougalli, Tropidodipsas, 150, 151, 



211. 

 macrostemma, Eutaenia, 163. 



Thamnophis, 158, 163. 



Thamnophis macrostemma, 158, 

 163, 206, 208-212, 215. 

 maculata, Exorhiua, 44. 



Leptodeira, 86, 88, 204, 206-215. 



Leptodeira septentrionalis, 88. 



Megalops, 86. 



Oxyrhina (Exorhina), 45. 

 maculatus, Megalops, 88. 

 maculiferus, Geophis, 65, 68, 209. 

 major, Trimorphodon, 146. 

 malleisi, Leptodeira yucatanensis, 86, 



90, 204, 216. 

 Manolepis, 7, 10, 18, 92. 



nasutus, 6, 92. 



putnami, 6, 92, 206-208, 210, 211. 



