Genera and Species 0/ Arctiadae. 411 



confluent subterminal spots on costal area and at discal fold 

 and spots at veins 2 aiul 1. Underside of fore wing suffused 

 ■with crimson, except the costal and terminal areas which are 

 yellowish white thickly striated with black ; hind wing with 

 the costal area to beyond middle and the inner area suffused 

 with crimson. 



Hab. Br. E. Africa, Bueni (Neave), 1 ^ type. Exp. 

 40 mm. 



Genus Haplonerita, nov. 



Type, Idalus simplex, Roths. 



Proboscis fully developed; palpi upturned, slender, reaching 

 to about middle of frons which is smooth ; eyes large, round ; 

 antennae of male bipectinate with very short branches to 

 beyond middle, the apical part with bristles and cilia ; hind 

 tibiae with two pairs of spurs. Fore wing triangular; veins 

 3, 4, 5 fi'om angle of cell ; 6 from upper angle ; 7, 8, 9 

 stalked, 10 arising from cell and anastomosing with them to 

 form an areole ; 11 from cell; male with elongate fovea 

 below middle of cell with tuft of hair in it on underside. 

 Hind wing Avith veins 3 and 5 stalked, 4 absent ; 6, 7 from 

 upper angle ; 8 strongly curved, from middle of cell, the 

 costa highly arched. 



2083 a. Baroa siamica, sp. n. 



$ . Head and thorax pale yellow, the vertex of head, 

 tegulse, shoulders, patagia, and metathorax with black spots, 

 the mesothorax with paired black spots ; antennae blackish 

 except at base ; palpi with black spots on first and second 

 joints, the third joint black ; pectus and legs grey-brown, 

 the coxae yellow ; abdomen grey-brown, the dorsum black 

 except towards base. Fore wing grey-brown, the veins, 

 cell, submedian fold, and inner margin with slight grey 

 streaks, vein 1 with a more prominent streak ; a small black 

 spot defined by yellowish at base. Hind wing blackish 

 brown, the base and costa somewhat paler. 



Hah. SiAM, Muok-Lek (Fruhstorfer), 1 ? type. Exp. 

 36 mm. 



2113 6. Rhodogastria sarconota, sp. n. 



(J . Head and thorax very pale red-brown ; palpi crimson 

 with black points on the joints ; antennae dark brown, the 

 basal joint black on inner side, crimson on outer ; frous 

 above, vertex of head, tips of tegulae, patagia at base, and 



9«* 



