164 Journal of the AIitchell Society [May 



SUBFAMILY DERBIN.T: 



172. Clavus open 519 173 



Clavus closed 522 192 



173. Antennae with appendages 478 Genus Oiioccrus Kirby 174 



Antennse without appendages 479 184 



OTIOCERUS 



174. Wings with conspicuous round dusky spols in the cells 27 175 



Wings without conspicuous round dusky spots in the cells 33 181 



175. General color of the wings light 34 176 



General color of the wings dark rose 27 Oiioccrus dcgcerii Kirby 



176. Wings with a conspicuous dusky band 35 177 



Wings without a band 34 0. ahhotii Kirby 



177. Apical margin of the fore wings with a row of black spots alternating 



with the veins 35 178 



Black spots not placed in a marginal row 179 



178. Apex of the cephalic process with a black line laterally 0. tcolfii Kirby 



Apex of the cephalic process without a black line laterally. .0. amyotii Fitch 



179. Fore wings with a large black spot on the sutural margin and four smaller 



ones in a square 0. signoretii Fitch 



Fore wings without a large black spot and four smaller ones in a square 180 



180. Band on the wings broad 0. reaumurii Kirby 



Band on the wings narrow, interrupted 0. francilloni Kirby 



181. General color of the wings dark 33 0. stollii Kirby 



General color of the wings light 28 182 



182. Wings with a conspicuous band 28 183 



Wings without a conspicuous band 36 0. schcUenbergii Kirby 



183. Head with a lateral sanguineous stripe; band on the wings sanguineous 



0. coquchertii Kirby 

 Head without a lateral sanguineous stripe; band on the wings dusky 



O. Jdrhyii Fitch 



184. Vertex nearly an equilateral triangle; apical veins of the wing strongly 



recurved 334 EuTclastus harti Metcalf 



Vertex longer tlian broad; apical veins of the fore wings not strongly re- 

 curved 342 185 



185. Costa narrow; fore wings with several transverse costal veinlets, not crowded 



together to give the appearance of a stigma 87. . .Genus Aitotia Kirby 187 

 Costa distinctly broader; costal veinlets crowded together to give the ap- 

 pearance of a stigma 25 Genus Amalopnta Van Duzee 186 



AMALOPOTA 



186. Fore wings milky white, longitudinally binidod with fuscous 25 



Amalopota fitchi Van Duzee 



Fore wings pale yellowish with basal and apical thirds transversely banded 



with fuscous 24 ^- "'''"i" Van Duzee 



