LEPIDOPTERA HETEROCERA. 173 



4. BoCANA OPHIUSALIS. 



Fcera. Pallide ferrugineo-fusca ; palporum articulus 3us linearis 

 subarcuatus 2o non brevior ; alee antica lineis undulatis denti- 

 culatis plagaque costali subapicali obscure fuscis, orbiculari e 

 gutta albida, reniformi e striga nigra transversa arcuata inter- 

 rupta. 



Female. Pale ferruginous-brown, more cinereous beneath- 

 Third joint of the palpi linear, acute at the tip, slightly curved, as 

 long as the second. Abdomen and hind wings pale brown. Fore 

 wings with the lines slight, undulating, denticulated, dark brown ; a 

 costal subapical subquadrate dark brown patch; orbicular mark 

 forming a whitish dot; reniform indicated by a curved interrupted 

 transverse black streak. Length of the body 5i — 6i lines ; of the 

 wings 13 — 15 lines. 



a — c. Cevion. From Mr. Stevens' collection. 



Group 2. 



Mas et fcem. — Corpus sat robustum. Proboscis mediocris. 

 Palpi lanceolati, recurvi, pubescentes, articulo 2o valde arcuato, 2o 

 vix arcuato. Antennae corporis dimidio valde longiores. Pedes 

 subnudi, sat validi, calcaribus longis. Ala? amplae ; anticae apice 

 rectangulatae, margine exteriore subobliquo fere recto. Mas. — An- 

 tennas pubescentes, ante medium subincrassatae et subfasciculatae. 

 Abdomen alas posticas superans. Tibiae anticae subincrassatae. 

 F&m. — Antennae simplices. Abdomen alas posticas non superans. 



Male and female.— Body moderately stout, Proboscis mode- 

 rately long. Palpi lanceolate, pubescent, recurved over the vertex ; 

 second joint much curved ; third hardly curved, much shorter than 

 the second. Antennae much more than half the length of the body. 

 Legs rather stout, almost bare; spurs long. Wings ample. Fore 

 wings rectangular at the tips ; exterior border nearly straight, slightly 

 oblique. Male. — Antennas pubescent, slightly thickened and tufted 

 before the middle. Abdomen slightly extending beyond the hind 

 wings. Fore tibiae somewhat thickened. Female. — Antennae simple. 

 Abdomen not extending beyond the hind wings. 



Q3 



