242 CULICID^E. 



pygium as long as the abdomen, and thicker; lateral arms massive, 

 oblong, with a smaller malleoliform piece articulated to the end ; below 

 them an oblong plate, rounded at the tip. Legs of moderate length ; 

 fore pair distorted at the base; coxae ferruginous; extreme base of 

 the tibiae blackish ; tarsi shorter than the tibiae ; anterior pairs with the 

 first joint long, the following three very short ; hind pair with the third 

 joint also elongated. 



" Inhabits the sea-coast, among the moist gravel bared by the 

 ebbing tide ; walks about with the wings raised, and half expanded, 

 in constant vibration, but without taking flight, as far as ob- 

 served/' Haliday. July. Holywood (Down) ; Yalentia Ferry 

 (Kerry). (I.) 



FAMILY VII. CULICID^E. 



CULTCID^E, Steph. Syst. Cat. ii. 232 (1829); Curt.; Westw. ; Hal. 

 Tipularice culiciformes p., Meig. Culicides, Latr. ; Mcq. ; Zett. Cu- 

 licina p., Newm. Culicina, Agass. Culicince, Rond. 



Ocelli nulli. Mesothoracis scutum integrum. Alae oblongae, incum- 



bentes, apice rotundatae; margo posticus squamis fimbriatus; vena 



costalis circum marginem posticum attenuata ; venae apicales plus- 



quam sex. 



Ocelli none. Scutum of the mesonotum undivided. Wings and 

 halteres developed. Wings oblong, rounded at the tip, incumbent; 

 hind margin fringed with scales ; costal vein attenuated round the hind 

 margin ; veins in their last subdivisions more than six. 



This family contains the five following genera : 

 a. Proboscis long, with mandibles and maxillae. 



b. Palpi short in the female. 



c. Palpi short in the male. 1. AEDES. 

 c c. Palpi long in the male. 2. CULEX. 



b b. Palpi long in the male and the female. 3. ANOPHELES. 

 a a. Proboscis short, without mandibles or maxillae. 



b. Metatarsus longer than the second joint. 4. CORETHRA. 



b b. Metatarsus shorter than the second joint. 5. MOCHLONYX. 



Genus I. AEDES. 



AEDES, Hoffm. ; Meig. Zw. i. 13 (1818); Mcq.; Staeg. : Zett. 



Corpus elongatum, parvum, pubescens. Caput parvum. Oculi trans- 

 versim lunati, supra antennas conjuncti. Proboscis porrecta, an- 

 tennarum longitudine. Palpi brevissimi. Antennae 14-articulatae, 

 porrectse, filiformes, thoracis longitudine. Thorax subconvexus, 



