178 University of California Publications. [Entomology 



NoETH American Species — Continued. 



3. Last segment of abdomen white or silvery gray 4 



Last segment of abdomen not white. . 5 



4. Last segment and front angles of the two preceding segments of 



abdomen whitish pruinose. -. incina Coquillett. 



White confined entirely to last segment of abdomen 



leucoprocta Low. 



5. Face silvery gray with a medium black stripe, .nana Williston. 

 Face uniform in color (j 



f). Face vaulted, oral opening veiy large facialis Williston. 



Oral opening of moderate size 7 



7. Thorax black, shining through brownish dust 



oisciira Williston. 



Thorax ash gray, opaque parva Low. 



8. Antenna* reddish yellow, third joint a little infuscated on the 



apical margin lacteipennis Low. 



Antenna* black, a whitish pollinoso dot on the upper edge of 

 the second joint simplex Low. 



calceata. See Clasiopa. 



compta. See Ephygrobia. 



facialis Will. 96W39G, 96S290. 05A626. St. Vincent. 



incisa Coq. 02C182, 02S263, 05Ar)2R. Porto Rico. 



lacteipennis Lw. 62L145, 78OS201, 96B2(5S, ().-iA(i2t;. 



Washington (I). C), New .Terser. 

 leucoprocta Lw. 61L355, 62L148, 78OS201. 96B269, 



96W395. ()0C2G1. 0r>Ar>26. :Maryland. 

 nigritella. See Ephygrobia. 



nana ATill. 9()W89('). 9GS290. 0.-.AG2(;. Sf. Vincent. 

 obscura Will. 9GW397. 9GS290. 0.".\G2G. St. Vincent. 

 ohscurella. See Clasiopa. 

 orbitalis Lw. 61L.3.^4. 6.5L91, 62L147, 78OS201, 96B869. 



O.^A626. Washington (D. C). 

 parva Lw. G2L146. 78OS201. 96B268, 00C261, 00H.i92, 



0.5AG26. Washington (D. C). Florida. 

 pnlieaHa. See Clasiopa. 

 simplex Lw. G1L:^.54, 62L147, 78OS20L 9GB:^69, 0.'iAG2G. 



Maryland. 



PARALIMNA L()w. Type appendiculata. 

 North American Species. 



1 . Face brownish gray oh.svura ^^'illiston. 



Face grayish white 2 



Face yellowish whit e 3 



2. First joint of front tarsi at base and lirst joint of hind tarsi 



red appendiculata Low. 



First joint of front ;uid hind tarsi concolorous or yellowish 

 iiiultip'tnictdta Williston. 



3. Thorax black, antenna' black throughout decipiens Low. 



Thorax with grayish pruinosity. third antennal joint yellow 



nvda Coquillett. 



appendiculata Lw. G2Li:;8. 78()S201. 9.5.I33S. 9(>B208. 

 05A624. Middle States, New Jersey. 



