Vlll EXPLANATION OF PLATES 



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Plate 121. Details of Larvae: (417) Aedes curriei. (418) Aedes knabi. (419) Aedes 

 onondagensis quaylei. (420) Aedes podographicus. 



Plate 122. Details of Larvae: (421) Aedes euplocamus. (422) Aedes squamiger. 

 (423) Aedes niger. (424) Aedes busckii. 



Plate 123. Details of Larvae: (425) Aedes fulvi thorax. (426) Aedes spencerii. (427) 

 Aedes auroides. (428) Aedes serratus. 



Plate 124. Details of Larvae: (429) Aedes pertinax. (430) Aedes albonotata. (431) 

 Aedes abserratus. (432) Aedes mediovittata. 



Plate 125. Details of Larvae: (433) Aedes walkeri. (434) Aedes aureostriata. (435) 

 Aedes depreei. 



Plate 126. Details of Larvae: (436) Aedes tormentor. (437) Aedes atlanticus. (438) 

 Stegoconops capricornii. (439) Stegoconops albomaculatus. 



Plate 127. Details of Larvae: (440) Megarhinus portoricensis. (441) Megarhinus 

 trinidadensis. (442) Megarhinus superbus. (443) Megarhinus guade- 

 loupensis. 



Plate 128. Details of Larvae: (444) Megarhinus moctezuma. (445) Megarhinus 

 hypoptes. (446) Mansonia titillans. 



Plate 129. Details of Larvae: (447) Bancroftia fascipes. (448) Bancroftia phyllozoa. 

 (449) Bancroftia waverleyi. (450) Aedeomyia squamipennis. 



Plate 130. Larval Float-Hairs: (451) Anopheles punctipennis. (452) Anopheles 

 crucians. (453) Anopheles quadrimaculatus. (454) Anopheles pseudo- 

 punctipennis. (455) Anopheles grabhamii. (456) Anopheles strigi- 

 macula. (457) Anopheles eiseni. (458) Anopheles malefactor. (459) 

 Anopheles argyritaris. (460) Anopheles albimanus and A. tarsimacu- 

 lata. (461) Anopheles neivai. (462) Coelodiazesis barberi. 



Plate 131. Head of Larva, ventral view: (463) Sabethinus undosus. (464) Lestico- 

 campa rapax. 



Plate 132. Maxillae of Larvae: (465) Limatus durhamii. (466) Wyeomyia trinidad- 

 ensis. (467) Wyeomyia aporonoma. (468) Sabethinus undosus. (469) 

 Wyeomyia sororcula. (470) Wyeomyia mitchellii. (471) Wyeomyia 

 smithii. (472) Wyeomyia autocratica. (473) Wyeomyia pseudopecten. 

 (474) Wyeomyia bromeliarum. (475) Wyeomyia telestica. (476) Wyeo- 

 myia hemisagnosta. (477) Lesticocampa rapax. (478) Joblotia digl- 

 tatus. 



Plate 133. Maxillae of Larvae: (479) Deinocerites cancer. (480) Culex mortiflcator. 

 (481) Culex corniger. (482) Culex dyari. (483) Culex carmodyae. 

 (484) Culex factor. (485) Culex caudelli. (486) Culex mutator. (487) 

 Culex pleuristriatus. (488) Lutzia bigoti. (489) Culex rejector. (490) 

 Culex inimitabilis. (491) Carrollia urichii. 



Plate 134. Maxillae of Larvae: (492) Culiseta incidens. (493) Culiseta inornatus. 

 (494) Psorophora ciliata. (495) Psorophora howardii. (496) Psoro- 

 phora signipennis. (497) Aedes cantator. (498) Aedes lazarensis. 

 (499) Aedes trivittatus. (500) Aedes euplocamus. (501) Aedes atlan- 

 ticus. (502) Aedes podographicus. (503) Aedes mediovittata. (504) 

 Aedes knabi. (505) Aedes albonotata. (506) Stegoconops lucifer 



Plate 135. Maxillae of Larvae: (507) Bancroftia fascipes. (508) Bancroftia signifer. 

 (509) Megarhinus septentrionalis. (510) Megarhinus superbus (511) 

 Uranotaenia geometrica. (512) Uranotaenia coatzacoalcos. (513) Ano- 

 pheles eiseni. (514) Anopheles grabhamii. (515) Anopheles puncti- 

 pennis. (516) Anopheles pseudopunctipennis. (517) Anopheles cru- 

 cians. (518) Anopheles quadimaculatus. (519) Coelodiazesis barberi. 



