Crotalus willardi 8, 35, 53, 59, 60, 75, 76, 124, 142, 152, 160, 175, 193. 
Diadophis punctatus 10, 48, 50, 89, 130, 142, 145, 152)f alGO nl 7S.- 
Dryadophis cliftoni 57, 175. 
Geophis dugesii 37, 57, 81, 142, 172, 175, 192. 
Hypsiglena torquata 160. 
Lampropeltis mexicana LW UN) INE S25 M625 I7/5),, 
Lampropeltis pyromelana 79, AZ4e, AsOR ese 4) W142. Ad48.,, 160% 
Leptophis diplotropis 57, 175. 
Masticophis mentovarius 57, /0, 71, N7/S. 
Masticophis taeniatus 101, 160, 184. 
Pituophis deppei 31, 39, 175. 
Pituophis melanoleucus 74, 134, 142, 160. 
Rhadinaea hesperia 57, 99, 142, 175. 
Rhadinaea laureata 38, 99, 174, 175. 
Salvadora bairdi 57, 94, 175. 
Salvadora grahamiae 142, 160, 175. 
Senticolis triaspis 36, 142, 152. 
Storeria’ Storertoidess 2, 56;)575 945.142; 145.) 175,:176. 
Tantilla bocourti 90, 94, 176. 
Nant il liat widicoxis, 84, 9458 123. ,130542, 152) 
Thamnophis cyrtopsis 30 (part), 38 (as eques), 57, 79, 94, 96, 112 (as eques 
part 7% 122 (as eques), 124 (as eques), 128 (as eques), 138, 142, 152 (as 
eques), GOS MSH ews 17/5. 
Thamnophis elegans 9, 24 (as cyrtopsis), 30 (as cyrtopsis [part]), 44, 122, 
128, 2303888), 142, 1605. Wadd yor 
Thamnophis eques 30, 35, 38 (as macrostemma), 42, 108, 109, 112 (part), 119, 
122 (as macrostemma megalops), 124 (as macrostemma megalops), 128 (as 
macrostemma), 138, 142, 160, 175, 177. 
Thamnophis melanogaster 30, 38, 109, 112, W225 ist, Wey. IW 7/se 
