176 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4th Ser. 



be assuming far too much to identify it as bicruciata, to say 

 nothing of the thousands of miles of coast line between the 

 Farallon Islands and Bering Straits which has so far yielded 

 nothing to connect the species. 



Whether Miednaja is on the Asiatic or the North American 

 side of the Straits I have been unable to find out. 



11. Fucellia ariciiformis Holmg. 

 (Fig. 9) 



Holmgren, Kongl. Ventesk. Forhandl., 1872, 103 (Scato- 

 phaga). — North Greenland. 



Lundbeck, Dipt. Grcenl., ii, 292, fig. (Vidensk. Medd., 



Fig. 9. Fucellia ariciifonnis, head in profile, male. 



1900). — Several places on Greenland coast, bred from sea- 

 weed. 



Stein, Wien. Ent. Zeit., xxix, 19, 1910, redesc. from Lund- 

 beck's material; Arch. f. Naturgesch., Ixxix, 44, female in 

 table, 1913. 



Johnson, Psyche, xvii, 77, 1910. 



Male : Opaque dark gray, with three indistinct brown thoracic stripes. 

 Front prominent, .451 of head-width in the described male; face receding 

 more than usual ; bristles of head as in maritima but generally longer, 

 especially the two pairs behind the ocelli ; parafacials and bucca dark gray, 

 the latter fully half as high as the eye, with long bristles below ; antennae 



