958 CATALOGUE OF 



longissimis. Alae concolores, lituris non diversis ; anticae vix sub- 

 falcata?, margine exteriore subobliquo; posticae margine exteriore 

 inciso. 



Male. Body ratber slender. Proboscis distinct. Palpi slen- 

 der, smooth, hardly ascending ; second joint curved ; tbird lanceo- 

 late, nearly as long as tbe second. Maxillary palpi distinct. 

 Antenuse smootb, robust. Abdomen extending ratber beyond the 

 bind wings. Legs smootb, rather stout ; spurs extremely long. 

 Wings moderately broad, not long, alike in colour, and with like 

 markings. Fore wings bardly subfalcate ; exterior border slightly 

 oblique. Hind wings with two notches on the exterior border. 



This genus is allied to Cymoriza, and also seems to have 

 an affinity to the Choreutidce. The first species is the type. 



1. Ambia Ptolycusalis. 



Mas. Ochraceo-cervina ; abdomen apice album ; aim lineis lunu- 

 laque discali albis fusco marginatis, linea interiore subrecta, 

 linea exteriore valde flexa, linea submarginali lineaque mar- 

 ginali nigra duplicata contiguis ; anticce lituris basalibus 

 strigaque cuneiformi albis. 



Male. Ocbraceous fawn-colour, white beneath. Abdomen 

 white towards the tip. Wings with the lines and the discal lunule 

 white, brown-bordered ; interior line nearly straight; exterior line 

 much bent; submarginal line contiguous to the double black mar- 

 ginal line. Fore wings with some white basal marks, and with a 

 white cuneiform streak, which joins the inner side of the exterior 

 line. Length of the body 2\ lines; of tbe wings 5 lines. 



Sarawak, Borneo. In Mr. Saunders' collection. 



2. Ambia? Perieresalis. 



Foem. Nigricante-cinerea, cupreo nitens, sat gracilis, subtus alba ; 

 palpi lati, subdecumbentes, articulo 2o supra albo, 3o albo 

 parvo elongato fascia nigra ; pedes glabri, sat validi ; aim 

 linea marginali testacea, fimbria albida ; anticrn acuta?, punc- 

 tis marginalibus albis, linea interiore albida undulata, linea 

 submarginali subobsoleta. 



Female. Blackish cinereous, cupreous-tinged, rather slender, 

 white beneath. Palpi broad, slightly decumbent, as long as the 



