430 CATALOGUE OF 



Oligostigma, Guen. Belt, et Pyral. 260. 



Body slender. Ocelli obsolete. Proboscis robust, squamous, 

 moderately long, separating the palpi. Palpi slender, ascending, 

 squamous, separate ; third joint as thick and as squamous as the 

 second. Maxillary palpi as long and as distinct as the labial palpi. 

 Antennae long, thick and downy, or moniliform. Abdomen ex- 

 tending far beyond the hind wings. Legs very long ; spurs very 

 slender. Wings very oblong, with parallel bands, which are alter- 

 nately white and tawny. Fore wings much longer than the 

 hind wings ; exterior border with a rounded band ; interior border 

 slightly concave. Hind wings with the exterior border rounded by 

 the interior angle, often notched near that angle, and adorned with 

 marginal ocelli. 



North America. 



1. Oligostigma Seminealis. 



Mas. Cinereo-cervina ; palpi ascendentes ; articulus 2us sub- 

 arcuatus ; 3us lanceotatus, 2i dimidio longior ; palpi maxil- 

 lares breviores ; antenna robustce, submonili formes ; abdomen 

 fasciis apiceque albis ; alee linea submarginali alba, linea 

 marginali ochracea ; anticce vitta discali alba angulata fusco 

 late marginata, linea marginali intus nigro marginata, extus 

 lituris duplicatis angulatis nigris ornata, 



Male. Cinereous fawn-colour, whitish beneath. Palpi as- 

 cending; second joint slightly curved; third lanceolate, more than 

 half the length of the second. Maxillary palpi much shorter than 

 the labial. Antennae stout, simple, submoniliform. Abdomen 

 cylindrical, extending far beyond the hind wings, with whitish 

 bands near the base, and with a whitish tip. Wings with a white 

 submarginal line ; marginal line ochraceous. Fore wings with a 

 white discal stripe, which forms an obtuse angle, and is broadly 

 bordered with brown on both sides ; a slight transverse brown streak 

 representing the reniform mark. Hind wings white and with a 

 brown line at the base ; a white straight discal line very broadly 

 bordered with brown ; an ochraceous marginal line, bordered with 

 black on the inner side, and having on the outer side a double row 

 of angular black marks, which are broadest at the tips of the wings. 

 Length of the body 4 — 4| lines ; of the wings 8 — 9 lines. 



a. United States. Presented by E. Doubleday, Esq. 

 b i Ct ? From Mr. Milne's collection. 



