238 AMATID^E. 



thorax crimson ; pectus and legs black and white, the pectus with 

 crimson patches in front ; abdomen black with dorsal white points 

 on two basal segments, lateral white streaks, the ventral surface 

 white with black segmental lines. Fore wing lvyaline ; the veins 

 and a streak in end of cell black, the margins broadly black ; the 

 whole apical area to end of cell and vein 5 black. Hind wing 

 black with a white fascia in the cell ; the underside with white spot 

 in end of cell. 



Hob. Brazil, Amazons, R. Madeira, Humayta (Hoffmanns), 

 type f 8 in Coll. Rothschild. Eoop. 20 millim. 



*8I1 b. Ecdemus obscurata. (Plate XII. fig. 27.) 



Ecdemus obscuratum, Schaus, A. M. N. H. (8) vii. p. 180 (1911). 



8 ■ Head, thorax, and abdomen dark brown ; palpi white in front, 

 tinged with orange at base ; frons with lateral white points ; 

 antennse with the basal joint white in front and white tips ; neck 

 with orange ring behind the eyes ; throat orange ; coxae white, the 

 legs streaked with whitish below ; ventral surface of abdomen 

 white. Fore wing dark brown ; a hyaline streak in lower part of 

 cell, a streak below the cell and short streaks above bases of veins 

 4 to 2. Hind wing hyaline, the veins and margins black, the 

 terminal band with somewhat dentate inner edge from vein 2 to 

 tornus, the underside with the costal area black-brown to discal 

 fold. 



Hah. Costa Rica, Guapiles (Schaus), type f 8 in U.S. Nat. 

 Mus. Exp. 26 millim. 



*SI1 c. Ecdemus fuliginosa. (Plate XII. fig. 28.) 



Heliura fuliginosa, Eoths. Nov. Zool. xix. p. 168 (1912). 



5 . Head, thorax, and abdomen black-brown. Fore wing dark 

 greyish brown, the veins and discal and submedian folds blackish ; 

 two semihyaline streaks in cell, a streak below the cell and 

 patches between bases of veins 5 to 2. Hind wing hyaline, the 

 veins and margins black ; the terminal band expanding irregularly 

 below veins 2 and 1. 



Hah. Pebit, Huanuco, Pozuzo (Hoffmanns), type f $ in Coll. 

 Rothschild. Exp. 32 millim. 



*84Ir,r. Cercopimorpha postfiavida. (Plate XII. fig. 29.) 



Heliura postfiavida, Eoths. Nov. Zool. xix. p. 167 (1912). 



2 ■ Head, thorax, and abdomen dark-brown tinged with grey, the 

 last with the three terminal segments yellow ; fore coxae and hind 

 femora at extremities white. Fore wing dark brown suffused with 

 grey ; an oblique dark antemedial shade from costa and an oblique 

 fascia from submedian fold before middle to tornus ; a quadrate 

 dark patch from costa at end of cell and an oblique fascia across 



