Genera and Species fj/" Tahaiiklie. 15 



tlic loiigtli of the seo^ment from tlio hind margin ; on the 

 third sou:nipnt tlie stripe is represented l)y a seutitbrai median 

 spot, extending- from the base to a little heyoiul the middle : 

 on the fourth segment there is a smaller though rather wider 

 median spot, somewhat triangular in outline, resting on the 

 hase of the segment and with its apex extending to a little 

 heyond the middle ; the fifth and sixth segments each hear 

 a l)roa(l transverse hloteh. resting on the hase of the segment, 

 hut not extending to either the lateral or posterior margins. 

 IViiu/s : first posterior cell closed ()•() mm. from maigin ; 

 anterior intercalary vein (in typical specimen) terminating 

 ahruptly just heyond halfway between end of discal cell au(l 

 iiind margin of wing ; stigma exceedingly faint, not notice- 

 able. Squnmce cream-i)nff. Ha/feres as in foregoing species. 

 Li'f/s: hind femora ochraceous, distal extremity dark brown, 

 under side greyish dark brown; tibiie and tarsi as in fore- 

 going s|)ecies. 



Rodriguez I., Indian Ocean : presented by tlie Royal 

 Society. 



^yophagamij'ia terticeps, sp. n. 



?. — Length (2 specimens) 10-6 to U mm.; width of 

 head .'3'5 to .'V7;"3 mm. : width of front at vertex 075 mm.; 

 length of proboscis 225 to 20 mm. ; length of wing 8'75 to 

 y mm. 



Resemb/inff iEgO})hagamyia pungens ? , but distinguished 

 by face being more protuberant, by nchraceous-bujf area on dorsum 

 of abdomen being confined to posterior angles of second and 

 third and extreme lateral margins of follon-ing segments, and 

 hy the femora, except extreme base and tips, being entirely 

 dark (greyish clove-broivn). 



Head: face and lower third of front isabella-colourcd, 

 occiput and upper two-thirds of front dark grey ; median 

 portion of face conspicuou>ly protid)crant, when head is 

 viewed in profile ; face, jowls, and basioecipital region 

 clothed with whitish hair, upper part of front clothed with 

 dark brown hair ; ])alpi buff, terminal joint greyish on outer 

 side; proboscis greyish clove-brown, labella clove-brown; 

 first and second joints of antenncs ochraceous-buff, clothed 

 for most part with siiort black hairs, third joint clove-biown, 

 ochraceous-buff at extreme base. Tliorax and abdomen : 

 general coloration and hairy covering of thorax and of dark 

 portion of dorsum of abdomen as in ^Egophagamyiu pungeiis 

 ? ; oehraceous-buft' areas on dorsal surface of second and 

 third abdominal segments varying in size, sometimes much 

 reduced, especially on third segment ; ventral surface of 



