134 Mr. F. Walker's Characters of undescribed Diptera 



* * Alse non reticulatae. 



•j- Frons lata. Fallonia, Meig. 

 ■f -j" Frons sat angusta ; oculi hirti ; proboscis brevis, aut vix 

 elongata. Hirmoneura, Wied. 



The genera Trichopsidea and Colax connect this sub-family and 

 the following one with the CEsiridce. 



Trichcyphthalma Icetilinea. 



Mas et Fcem, — Nigra, subtus cana, capite tlioracisque vittis 

 qnatuor canis, abdomine fasciis diiabus testaceis, pedibus 

 fulvis, alis vix cinerascentibus, venis fulvis. 

 Mas. — Thoracis abdominisque lateribus cano-pilosis. Foem. — 

 Thoracis lateribus cano-pilosis, abdominis lateribus nigro- 

 pilosis. 

 Male and Female. — Black ; hoary and with hoary hairs beneath ; 

 head hoary ; thorax with four hoary stripes, and on each side with 

 testaceous hairs in the male, and with hoary hairs in the female ; 

 abdomen with two shining testaceous bands, sides with shining 

 testaceous hairs in the male, and with black hairs in the female ; 

 legs tawny ; wings very slightly greyish, veins tawny. 



Length of the body 6 — 7 lines; of the wings 1^ — 14 lines. 

 Australia. 



Trichophtkalma albibasis. 



Fusca, subtus alba, capite albo, antennis nigris basi testaceis, 

 abdomine lurido vitta nigricante, basi lateribusque albo- 

 pilosis, fasciculis duobus lateralibus nigris, pedibus fulvis, 

 alis cinereis, apud costam fuscis, venis nigris. 



Brown, with white tomentum and hairs beneath ; head with 

 white tomentum ; proboscis black ; antennae black, testaceous at 

 the base ; thorax with brownish hairs ; abdomen lurid, with a 

 blackish stripe, thickly clothed with white hairs at the base, sides 

 with white hairs, which are interrupted by two small tufts of 

 black hairs ; legs tawny ; wings grey, brown along most of the 

 length and half the breadth, veins black. 



Length of the body 6 lines ; of the wings 14 lines. 



Australia. 



Trichophtkalma primitiva. i 



Cana, lata, crassa, albido-pilosa, abdomine fasciato, pedibus ^ 

 piceis, alis subcinereis, venis nigris. 



