ME. WALKEE ON DIPTEEA COLLECTED AT MAKESSAE, 91 



ciatis, tarsis posticis albo unifasciatis, pectore argenteo, abdomine 

 cyaneo fabciculis lateralibus albis subapicalibus nigris apicalibus aura- 

 tis, alis subcinereis apud costam nigricantibus. 

 Male. Black. Head and thorax with green metaUic scales ; disc of the 

 latter with cupreous scales. Proboscis, palpi, and legs purple ; femora 

 tawny beneath ; middle tarsi with two white bands ; hind tarsi with 

 one white band. Pectus silvery. Abdomen blue, widening from the 

 base to the tip, with small white tufts of hairs along each side ; four 

 larger black subapical tufts, two gilded apical tufts. Wings slightly 

 greyish, blackish along the costa ; veins black. Length of the body 

 5 lines ; of the wings 8 lines. 



Gen. CuLEX, Linn. 



2. CuLEX OBTURBANS, n. s. F(£m. Nigricans, thoracis disco fusco, 

 abdomine cupreo apice viridescente, gutta subapicali alba, fasciis ven- 

 tralibus latis albis, pedibus subcupreo squamosis, femoribus subtus 

 albis, alis cinereis. 



Female. Blackish. Pi-oboscis pale; its sheaths dai-k, longer than the 

 thorax. Disk of the thorax with brown tomentum. Abdomen with 

 cupreous tomentum, and with a slight greenish tinge towards the tip ; 

 a white subapical dot ; underside with broad white bands. Legs with 

 a cupreous tinge ; femora whitish beneath. Wings grey ; veins black, 

 fringed. Length of the body 2| lines; of the wings 4| lines. 



3. CuLEX iMPATiBiLis, n. s. Mus. Subcuprco-niger, capite albo punc- 

 tato, pectore albo guttato, abdomine fasciis interrnptis albis, genubus 

 albis, femoribus posticis albis apice nigris, tarsis intermediis basi albis, 

 tarsis posticis albo bifasciatis, alis cinereis. 



Male. Black, with a very slight cupreous tinge. Head with shining white 

 points. Sheaths of the proboscis dark tawny, longer than the thorax. 

 Pectus with shining white dots. Abdomen with internipted shining 

 white bands, which are most complete beneath. Knees white ; hind 

 femora white, with black tips ; middle tarsi white at the base ; hind 

 tarsi with two white bands. Wings cinereous ; veins black, fringed 

 Length of the body 2 lines; of the wings 3 lines. 



4. CuLEX IMPELLENS, n. s. Fcem. Fuscus, subtus testaceus, probos- 

 cide nigi'icante albo-fasciato, pedibus pallidis, femoribus albidis apice 

 obscurioribus, tarsorum articulis basi albis, ahs cinereis. 



Female. Brown, testaceous beneath. Pi-oboscis blackish, with a white 

 band, a little longer than the thorax. Legs with pale reflections ; 

 femora whitish, with darker tips ; joints of the tarsi white at the base. 

 Wings grey ; veins black, fringed. Length of the body 2^ lines ; of 

 of the wings 4 lines. 



Gen. Anopheles, Meigen. 



6. Anopheles vanus, n. s. Mas. Cinereo-fuscus, graciUs, autennis 



