a ee 
MR. J. O. WESTWOOD ON NYCTERIBIA. 289 
2. Nycrerrpia Hopet. 
Nyct. abdomine concolore nitido, in medio obscuriore, 5-articulato, ovato-conico, depresso, 
segmento ultimo conico-truncato, apice lateraliter setigero subtus stylis duobus conico- 
elongatis inflexis armato. (3) 
Long. corp. lin. 2. 
Hab. in Indiz Orientalis Bengala. 
Mus. Dom. Hope. 
Preecedenti valdé affinis at minor. Forsan illius mas. 
3. NycTERIBIA DUBIA. 
Nyct. fusco-castanea, pedibus magis castaneis ; coxis anticis elongato-conicis, femoribus 
tibiisque subcylindricis ; thorace subtus irregulariter rugoso ; pectinibus thoracis late- 
ralibus elongatis; abdomine (‘‘?,” Latr., g 2?) ovato, 6-annulato, segmento postico 
conico-elongato posticé attenuato et truncato. (3 ?) 
Long. corp. circiter lin. 2. 
Nyct. Blainvillii, Latr., in Nouv. Dict. d’Hist. Nat., xviii. nec Leach. 
Hab. in Insula Isle de France dicté. Latr.—India ? 
Mus. olim Latreille. 
The alleged diversity of sex, the difference of habitat, and the nearly cylindric legs, 
induce the belief that this species is distinct from the last, with which, however, it 
offers a close resemblance both specifically and sexually. 
The character given above is founded on that published by the original observer of 
the species}. 
4. Nycreripia BLAINvVILLI. 
“* Nyct. pedibus longis tenuibus, femoribus tibiisque apicem versus gradatim attenuatis ;” 
obscure ochraceo-livida, abdomine (apice excepto) fusco, elongato-conico, depresso, seg- 
mentis sex apice setigeris ultimo longiore subrotundato. (3) 
Long. corp. lin. 1. (1. secundum Leach.) 
Phthiridium Blainvillii, Leach, Zool. Misc., iii. p. 55. 1. 
Hab. in Insula Isle de France dicta. 
Mus. Brit. 
“* Minor Phthir. Hermanni.” Leach, loc. cit. 
‘un brun marron foncé avec les pattes plus claires, 2 article des deux hanches antérieures en céne 
allongé, cuisses et jambes presque cylindriques, dessous du corselet chagriné, les deux rangées des dents ou 
des peignes de ses extremités laterales et supérieures longues, abdomen 2 [?] ovoide, de six anneaux, dont 
le dernier en forme de céne allongé rétréci en pointe et tronqué au bout. De Vile de France. Longueur 
denyiron 2 lignes.” Latr., loc. cit. 
