322 NEW YORK STATE MUSEUM 



13 Antenna of larva. •x250 



14 Latero-veutral aspect of head of lai-va : a, antenna; md, mandible; 



lux, maxilla ; I, labium 



15 Caudal end of pupa (male). xlOO 



PLATE 27 



1 Prooladius pusillus 



2 P r o 1 a d i u s c a 1 i g i n o s u s 



3 P r cl a d i u s p i n g u i s 



4 P r o c 1 a d i u s s c a p u 1 a r i s 



5 A b 1 a b e s m y i a c a r n e a vai-. c. 

 <j Ablabesmyia monilis 



7 T any pus stellatus 



8 Ablabesmyia venusta 



9 Ablabesmyia dyari 



10 Ablabesmyia melauops 



11 Ablabesmyia f 1 a v i f r o n s 



12 Ablabesmyia indecisa 



13 Ablabesmyia indecisa (after Willlstou) 



14 Ablabesmyia p aliens, var. a. 

 ISTanypusculiciformis 



16 Chasmatonotus bimaculatus 



PLATE 28 



1 Cbironomus bracbialis 



2 Cbironomus scalaenus 



Cbironomus spilopterus (after Williston) 



4 Cliironomus taeniapennis 



5 Cbironomus caliginosus . 



6 Cbironomus fla^-icingula 



7 Cbironomus halter alis 



8 Cbironomus fall ax 



9 Cbironomus riparius 



10 Cbironomus b a r b i p e s 



11 Cliironomus annularis 



12 Cbironomus albimanus (male) 



13 Cbironomus albimanus ( female) 



14 Cbironomus deA'inctus 



15 Cbironomus nigricans 

 16Cbironomuspedellus 



17 Cbironomus aberrans 

 •18 Cbironomus f u m i d u s 



19 Cbironomus fulvus 



20 Cbironomus flatus 



PLATE 29 



1 Cbironomus m o d e s t u s var. a. female 



2 Cbironomus modestus var. a. female 



3 Cbironomus modestus var. b. male 



4 Cbironomus modestus female 



5 Cbironomus pallidus 



