422 CATALOGUE OF 



exterior chalybeous black spot, between which and the exterior 

 border there are some deep black streaks ; marginal points deep 

 black ; fringe with black dots. Hind wings more or less brown 

 along the exterior border. Length of the body 7^—8 lines ; of the 

 wings 16 — 17 lines. 



a, b. North America. From Mr. Carter's collection. 



Heterocampa mollis. 



Mas. Cinereo-fusca ; palpi vlx ascendentes, articulo "2o basi 

 nigro ; antenna? late peclinatce, apice nudce ; abdomen cine- 

 reum, fasciculis later alibus pallidioribus, segmentis Lo So 

 nigro crisiatis ; aim anticte lineis quatuor transversis nigris, 

 la, 2a Saque denticulatis rufescente marginatis, litura reni- 

 formi magna rufescente strigas duas nigras includente, linea 

 marginali nigricante albido notata ; posticce basi et apud mar- 

 ginem interior em albidce. 



Male, Cinereous-brown. Palpi very slightly ascending ; 

 second joint black above towards the base ; third extremely short. 

 Antennae broadly pectinated to three-fourths of the length. Abdo- 

 men cinereous, with small pale cinereous tufts along each side, 

 extending very far beyond the bind wings ; first, second and third 

 segments with black crests; first crest large ; second and third very 

 small. Fore wings with four transverse black lines ; first, second 

 and third lines denticulated, reddish-bordered ; first basal ; third 

 on the outer side of the reniforra mark, which is large and reddish 

 and contains two black transverse streaks ; fourth composed of elon- 

 gated black dots ; marginal line blackish, interrupted by a whitish 

 mark on the tip of each vein. Hind wintrs whitish at the base and 

 along the interior border, which is very pilose. Length of the body 

 11 lines; of the wings 24 lines. 



North America. In Mr. Norris's collection. 



Heterocampa nigrosignata. 



Mas. Cinereo-fusca; caput nigro fasciculatum ; palpi breves, 

 oblique ascendentes, supra nigri ; antenna? pectinata, apice 

 nudas; thoracis latera nigra; abdomen alas posticas dimidio 

 superans, segmentis 2o 5o nigricantibus ; ala nigro conspersa, 

 plaga basalt plagaqne discali lituram albidam ferrugineo 

 notatam includente, lineis duabus obliquis guttisque margin- 

 alibus nigris, fimbria nigricante albido notata; posticus alba, 

 fascia marginali fusca diffusa. 



