OCR Text |
Show 752 ME. P. O. P I C K A E D C A M B R I D G E O N [June 16, a row of eight stout conical teeth on inner margin. Ploor of groove studded towards base with minute cusps. Sternum longer than broad, finely granulate and sparsely tuberculate, with a longitudinal, central, smooth channel. Posterior margin fringed with stiff, separate, black hairs. Sigilla i., ii., hi., iv. well marked ; iii. and iv. submarginal. Labial impressions very deep. Labium longer than broad, narrower towards apex, armed with five or six cusps; its base much depressed. Coxa of pedipalp longer than broad, slightly produced and obtusely rounded at inner apical angle, the latter being studded with minute cusps. Pedipalp dark pitch-brown. Legs dark pitch-brown; i. and ii. the darkest. Pemora blotched beneath and also slightly above with black ; patella suffused with black at apex ; tibiae and protarsi with a dark annulus at apex and towards or at base. Upperside and apex of coxa, femur, tibia, and, slightly so, the tarsus enriched with scattered golden hairs. Tarsus of pedipalp, tarsus and two-thirds of protarsi i. and ii. densely scopulate; of iii. and iv. not scopulate. Pemora of pedipalp and legs without spines. Tibiae i. and ii. with 3-3 setiform hairs beneath ; iii. and iv. with 3 - 3 spines and a single spine. Protarsus iii., alone, with spines above. Protarsus of pedipalp armed beneath with numerous spines; protarsi of leg i. with 5 spines ; of ii. with two series of 3 - 3 spines, besides isolated ones; of iii. and iv. with numerous spines. Tarsi of pedipalp with two spines, of legs without any spines. Tarsus i. with 3 claws ; superiors armed with a double series of 6-6 denticles beneath. Tarsus ii. with 3 claws; superiors with a double series of 6-6 denticles. Tarsus iii. with 3 claws; superiors with a single row of 3 denticles. Tarsus iv. with 3 claws ; superiors with single row of 6 denticles. Spinners four; posterior pair shorter than abdomen, appearing four-jointed from above, on account of pseudo-joint; basal joint longest, central shortest, terminal longer than the latter. Anterior pair half the length of basal joint of posterior pair; twice their diameter apart. Comparative measurements In millimetres.- 2 • Carap. 8 long., 6 lat. Abd. 9 long., 6 lat. Cephl. area 5 long. Stern. 4-25 long., 3-5 lat. Coxa of pedipalp 3 long., 2 lat. Pedes, long. i. 23-ii. 21-iii. 19-iv. 23. Artl. i. long. 4 - 1 - 5 - 5 - 3 - 35 - 3 - 5 - 2 . Artl. iv. long. 2-5-1-25-5-2-5-4-25-4-2. Postr. m a m . 5% long. Artl. 1-75-1-1-5. Antr. mam. 1 apart. Mandib. 4 long. Immature 2 •-Similar in character and coloration to the adult, but pale yellow-brown on carapace, sternum, and mandibles. Legs orange, ornamented with black annuli and blotches. Pemora with a submedian and an apical interrupted annulus. Base and apex of patella, tibia and protarsus of all four pahs ornamented with entire, or interrupted, annuli. Central blotch |