579 
Mate. Piceous. Legs tawny. Wings blackish; fore wings blackish-brown about 
the interior border, with a hyaline band extending from the middle of the 
costa to the disk, and with two marginal hyzline streaks. Length of the body 
8 lines; of the wings 8 lines. 
79. Fraroïpes LIMITARIS, n. s., mas. Piceus subtus testaceus, alis anticis apud 
margines nitentibus, plaga cinerea maculaque migra discalibus, macula costali albaf, 
Male. Piceous; under side and legs testaceous. Thorax with three keels. Fore 
wings shining about the borders; middle of the disk einereous, and including 
a black spot; a white spot on the middle of the costa. Length of the body 
3-4 lines; of the wings 8-10 lines. 
80. Fraroïpks sTUPIDUS, n. s., foem. Fulvis subtus testaceus, alis nigro seneis, apud 
margines nitentibus, anticis guttis duabus (una costali, altera subeostali) albi- 
bis, subapicali nigra. 
Female. Tawny, testaceous beneath. Wings blackish eeneous, shining about the 
borders; fore wings with a blaek subapical dot, with two indistinet whitish 
dots, one costal, the other subeostal. Length of the body 8 lines; of the 
wings 8 lines, 
This species aud the preceding and F. vaterator are very closely allied, 
Gen. RicaNra Germar, 
81. RiCANIA OSMYLOIDES, n. s., mas. Testacea, capite thoraceque nigro macu- 
latis, alis byalinis, anticis maeulis marginalibus fasciisque duabus incompletis 
nigris, stigmate albido, posticis nigro marginatis. 
Male. Testaceous. Vertex arched, with two black stripes; front with five black 
stripes, the middle one and the exterior pair shortened in front; four spots 
in front and the borders also black; face with a black stripe. Prothorax 
with two black stripes; mesothorax with eight black spots. Wings hvaline, 
with two incomplete black bands; veins black; fore wings with black marginal 
spots, and with a whitish stigma; hind wings with black borders. Length of 
the body 4 lines; of the wings 12 lines. 
82. RiCANIA SUBACTA, n. S., foem. Testacea, fronte carinata, abdominis apice 
nigro nitido, alis hyalinis nigro-venosis, anticis stigmate nigro. 
Female. Testaceous. Head with elevated borders; vertex arched; front with a 
middle keel. Abdomen black and shining at the tip. Wings hyaline; veins 
black; fore wings with a black stigma. Length of the body 3 lines; of 
the wings S lines. if 
Gen. BeExNA Walk. 
382, BENNA CANESCENs, n. s., mas et foem. Testacea, capitis marginibus ele- 
vatis, fronte facieque perangustis, halteribus apice albis, alis subcinereis, 
antieis gutta basali nigra, stigmate albido. 
