PYRALIL\E, SUBFAMILY H YPSOTROPIN.E. 



107 



Genus Fossifrontia. 



• Type. 



Fossifrontia Hmpsn. Rom. Mem. viii. p. 388 



(1901) leuconewella. 



Proboscis absent ; palpi upturned to about middle of irons, 

 thickly scaled and hollowed out to receive the brush-like maxillary 

 palpi ; frons with truncate conical prominence hollowed out in 

 front ; antennae of male uniserrate and ciliated, the shaft with 

 large sinus and ridge of scales at base ; fore femora with tuft of 

 hair above, the mid tibiae fringed with long hair on outer side. 

 Fore wing narrow, the apex rounded, the termen evenly curved ; 

 vein 3 from before angle of cell ; 4. 5 stalked ; 6 from below 

 upper angle ; 8, 0, 10 stalked ; 11 from cell ; the male with small 

 fold on underside from medial part of costa fringed with large 

 scales and with some androconia below it above, in and below 

 the cell. Hind wing with vein 2 from towards angle of cell ; 



3 and 5 from angle and closely approximated for some distance, 



4 absent ; 6, 7 shortly stalked ; 8 closely approximated to 7 but 

 not anastomosing with it. 



Fossifrontia leuconeurella. 



Fossifrontia leuconeurella Hmpsn. Rom. Mem. viii. 

 pi. 52. f. 19 (1901). 



Queensland, Oooktown, Cedar Bay. 



p. 339, 



Genus Commotria. 



Type. 



Commotria Berg, An. Soc. Arg. xix. p. 278 



(1885) invenustella. 



Mangala Rag. Nouv. Gen. p. 41 (1888) crassiscapella. 



Tolima Rag. Nouv. Gen. p. 41 (1888) oherthuri. 



Altoona Hulst, Ent. Am. iv. p. 116 (1888) ... opacella. 



Volusia Hulst, Trans. Am. Ent. Soc. xvii. 



p. 206 (1890), nec Rob. Desv. Dipt. 1830 ... roseopennella." 



Trivolusia Dyar, Cat. Lep. N. Am. p. 438 



(1902) roseopennella. 



Proboscis absent ; palpi downcurved, extending about three 

 times length of head and thickly scaled ; maxillary palpi slight 

 and filiform ; frons rounded and with short tuft of hair ; antennae 

 of male typically unipectinate, the apical part ciliated, the shaft 

 with nidge of scales above at base. Fore wing long and narrow, 

 the apex rounded, the termen obliquely curved ; vein 3 from 

 angle of cell ; 4, 5 stalked ; 6 from below upper angle ; 8, 9, 10 

 stalked; 11 from cell. Hind wing with vein 2 from angle of 

 cell ; 3 and 5 strongly stalked, 4 absent ; 6, 7 shortly stalked ; 

 8 anastomosing with 7. 



