14 PHILIPPINE DIPTERA, II 



black, even at base of the front femora ; hind femora, and espe- 

 cially the hind tibiae on the apical half, distinctly incrassate; 

 hind tarsi shorter and thicker. Wings as in E. lativentris, but 

 subhyaline at base of hind border ; the middle spot broader and 

 more whitish than yellowish; first vein issuing from discal cell 

 not forked; auxiliary vein ending before the marginal cross 

 vein ; posterior cross vein on, or a little after, the middle of the 

 discoidal cell. 



LUZON, Laguna, Los Banos and Mount Maquiling (Baker) . 



In the case of the male type the discoidal cell is regularly 

 open in both wings, coalescing with the second posterior cell; 

 in the female it is quite normal. 



115. Eriocera (Physecrania) mansueta 0. S. 1882. 



Los Banos and Mount Maquiling. This endemic species is 

 closely allied to E. bicolor Macquart and E. cingulata de Meijere. 

 There is sometimes a smaller yellow crossband also on fore 

 border of the third abdominal segment. The legs are black. 

 An immature male specimen from Mount Limay, Bataan Prov- 

 ince, Luzon, has the fourth posterior cell divided by a super- 

 numerary cross vein regularly in both wings. 



116. Eriocera (Physecrania) perennis 0. S. 1882. 

 Los Banos and Mount Maquiling. Endemic. 



117. Conosia irrorata Wied. 1828. 



Specimens of both sexes from Los Banos and Mount Maquiling. 

 This characteristic species is widely spread over the Oriental 

 Region New Guinea, Australia, and Japan as well as over 

 the whole Ethiopian Region. 



118. Mongoma pennipes 0. S. 1887. 



One female from Los Banos. This delicate midge was first 

 described from Borneo and was subsequently recorded from 

 India, Ceylon, and Java. 



119. Trentepohlia pictipennis sp. nov. 



A pretty species, very near T. speiseri Edwards from Ceylon, 

 but at once distinguished by the different wing pattern. 



Male. Length of body, 5 millimeters; of wing, 5.7. Head, 

 palpi, and antennae dark brownish, antennae a little paler toward 

 the base. Thorax on dorsum dark reddish brown, darker along 

 the middle line; scutellum and mesophragma brownish; pleurae 

 blackish brown. Halteres pale yellowish, with darker stalk. 

 Abdomen entirely black, even on venter, and a little shining; 

 male genitalia small and black, terminating with two hooks 



