272 Mr. F. Walker's Characters of undescribed Lepidoptera 



tending beyond the hind-wings. Fore-wings acute, with four 

 slight, straight, brownish lines, of which the first is upright, and 

 the other three are oblique and parallel ; exterior border very 

 oblique, slightly convex. Hind-wings pale cinereous fawn-colour. 



Length of the body 1 1 lines ; of the wings 9A lines. 



Natal, 



Genus Abella, n. g. 

 Fceni. — Corpus robustum, pilosum. Proboscis obsoleta. Palpi 

 porrecti, pilis longis vestiti, caput non superantes ; articulus 

 3° brevissimus. Antennae breviusculse, sub-pectinat£e. Ab- 

 domen cristatum, alas posticas perpaullo superans. Pedes 

 validi, pilis longis usque ad tarsorum apices vestiti. Alae 

 amplse ; anticae longse, sub-lanceolatse, vix acutse ; posticae 

 margine interiore pilis longis vestito. 



Female. — Body stout, pilose. Proboscis obsolete. Palpi porrect, 

 clothed with long hairs, not extending beyond the head ; 3rd joint 

 very short. Antennae rather short, very slightly pectinated. 

 Abdomen crested, extending very little beyond the hind-wings. 

 Legs stout, moderately long, clothed with long hairs to the tips 

 of the tarsi. Wings ample. Fore-wings long, somewhat lan- 

 ceolate, hardly acute ; costa convex exteriorly ; exterior border 

 very oblique. Hind-wings with long hairs along the interior 

 border. 



This genus has much affinity to Ril'ia — the latter contains but 

 one species, a native of Hindostan and of Ceylon. 



Ahella coslalis. 

 Fcem. — Cinerea, cervino sub-tincta, abdominis crista nigra 

 squamosa, alis anticis cervinis nigro-strigatis et conspersis, 

 venis lineisque duabus indistinctis dentatis nigris, costa vitta- 

 que postica albis, fimbria nigro-notata. 



Female. — Cinereous, slightly tinged with fawn-colour. Ab- 

 domen with a black squamous tuft on the second segment. Fore- 

 wings fawn-colour, irregularly streaked and speckled with black ; 

 veins mostly black ; two slight, indistinct, deeply dentate black 

 lines; a black incomplete marginal line; costa irregularly white ; 

 an irregular white stripe near the interior border, which is pale ; 

 fringe with black marks. 



Length of the body 9 lines; of the wings 24 lines. 



Moreton Cay. 



