OCR Text |
Show 724 MR. F. O. PICKARD CAMBRIDGE ON [June 16 in contact with posterior laterals and anterior centrals. Laterals of both rows almost in contact. Mandibles purple-brown, clothed along ridge with rufous hairs • sides with single . band of short hairs, more numerous below.' Fang-groove fringed on outer margin with row of curving rufous hairs, those on inner margin similar but less dense. Floor of groove bearing two rows of conical teeth of irregular size and length. Inner row, commencing at base of fang, composed of 14, outer row, commencing between numbers 4 and 5 of inner row-composed of 10 rather stouter teeth. Sternum broader than long, smooth, almost circular, pale fulvous, exhibiting before base of labium a low transverse ridge. Sigilla uot distinct; 1st, 3rd, and 4th pairs visible. Labium quadrate, oblique, not distinctly impressed at base by sigilla; entire anterior margin studded transversely with numerous minute cusps. Coxa of pedi-palp pale fulvous, its anterior apical angle elongate, pointed : inner margin fringed with rufous hairs, and inner surface studded with numerous minute cusps, clustered towards inner basal angle. Legs. Coxae fulvous ; i. and ii. brown ; hi. and iv., femur, patella, and tibia brown; protarsus and tarsus pale fulvous. Femur of i. and ii. bearing a few minute spines, those of iii. and iv. more numerous. Patella and tibia of 1st pair incrassate, the latter bearing beneath a few setiform hairs; of ii., hi., and iv. slender, bearing numerous setiform hairs beneath. Protarsus and tarsus of all four pairs furnished with numerous setiform hairs, spines on iii. and iv. Tarsus of all four pairs without a true scopula, but bearing beneath numerous, scattered, scopuliform hairs. Tarsi i. and ii. with three claws, superiors with a single tooth below the middle, inferior claw minute; tarsi iii. and iv. with two claws, superiors with a single submedian tooth, inferior claw obliterated. Pedlpalp dull brown. Patella geniculate; tibia broad, fringed on outer side with stiff setiform hairs ; tarsus one-third the length of tibia, short, globular ; bulb compressed, pyriform ; stylum curved downwards and outwards, a little longer than tibia. Comparative measurements in millimetres.- <$ . Carap. 6'75 long., 6*75 lat. Abd. 6 long., 3*5 lat. Ceph. area 4-5 long. Stern. 3*75 long., 4*5 lat. Coxa of pedipalp 2-5 long., 1 lat. Pedes, long. i. 26-ii. 21-iii. 18-iv. 25. Artl. i. long. 3-1-6-2-5-75-5 -2-5. Artl. iv. long. 2 - 5 - 2 - 6 - 2 - 5 - 5 - 5 - 3 . Postr. mam. 2 long; artl. -5-"5-1. Antr. mam. ^Slong./S separ. Mandib. 2*5 long. 2 .-Carapace, abdomen, aud legs almost entirely encrusted with minute grains of grey grit, concealing the purple-brown colour and the granular surface of the carapace, save here and there. The encrustation also obliterates or conceals the rufous hairs, and many of the bacilliform hairs as weU. Underside comparatively free from encrustation, fulvous. Abdomen, sternum, eyes, labium, and coxa of pedipalp similar in character to those of the male. Anterior row of eyes, however, slightly recurved. Legs shorter and stouter than in the male; tarsus i. furnished |