X LIST OF ILLUSTRATIONS. 



Facing 

 page. 



64. Ventral view of Clypeaster gatuni 502 



65. Dorsal and ventral views of Encope annectans 502 



66. Mould of ventral side of Encope annectans seen from above. Dorsal and ven- 



tral views of Schizaster panamensis 502 



67. Dorsal and ventral views of Encope platytata 502 



68. Dorsal view oi Encope megatrema. Dorsal, ventral and side view of Schiz- 



aster cristatus 502 



68-79. North American Onychiurinae 660 



TEXT FIGURES. 



Page. 



The male and female copepodid larvae of Lernaea variabilis 35 



The male and female copepodid larvae of Sarcotretes scopeli 43 



The male and female copepodid larvae of Lernacocera hranchialis 82 



The male and female copepodid larvae of Pennella varians 104 



Polygnotus burkei, new species. Antenna of female 170 



Cross sections of zygomata of wild-killed and park-reared lion skulls, made at 

 inferior point of zygomatico-temporal suture. (1) Wild-killed, Nairobi, 

 British East Africa; (2) park -reared, McMillan Uon. Adult males of equal 



age 185 



Figs. 1-2. Bufo peUocephalus 260 



Figs. 3-7. Eleutherodactylus ricordii 261 



Figs. 8-12. Eleutherodactylus cuneatus 262 



Figs. 13-17. Eleutherodactylus dimidiatus 262 



Figs. 18-22. Eleutherodactylus varians 263 



Figs. 23-26. Hyla septentrionalis 263 



Figs. 27-29. Tarentola cubana 266 



Figs. 30-33. Sphaerodactylus dnereu^. Lepidosis of middle of back 267 



Figs. 35-36. Chamaeleolis chamaeleonides . 37 represents the side of the tail at 



about the fifth vertiail; 38, the lepidosis of the side of back 267 



Figs. 39-40. Deiropteryx vermiculata. 41, side of tail of same at about the fifth 



verticil 268 



Figs. 42-43. Anolis equestris. 44 represents the side of tail at about the fifth 



verticil; 45, part of dorsal crest and lepidosis 268 



Figs. 46-47. Anolis homolechis. 48 represents side of tail at about the fifth 



verticil 269 



Figs. 49-50. Anolis argenteolus. 51 represents the lepidosis of the side of the 



tail at about the fifth verticil 270 



Figs. 52-53. Anolis sagrei. 54 represents side of tail at about the fifth verticil . 271 

 Figs. 55-56. Anolis porcatus. 57represent8 3ideof tail at about the fifth verticil. 272 

 Figs. 58-59. Norops ophiolepis. 60 represents side of tail at about the fifth ver- 

 ticil 273 



Fig. 61. Leiocephalus carinatus. 62 represents a head length of scales on the 



middle of back of the same individual 273 



Figs. 63-64. Leiocephalus cubensis . 65 represents a head length of scales on the 



middle of back of same individual 274 



Fig. 66. Leiocephalus macropu^. 67 represents a head length of scales on mid- 

 dle of back of same individual 275 



Figs. 68-70. Celestus de la sagra 275 



Figs. 71-75. Ameiva auberi. 76, throat of another specimen 276 



Figs. 77-80. Cadea blanoides 277 



