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204 



EigJifs Description of a New Animal 



anterior one produced into a head-like process. Con- 

 tracted behind, and having on its superior surface a sub- 

 conic tubercle with two eyes placed on each side ; seg- 

 ments terminated at each extremity by a tubular joint, 

 to which are attached ten perfect legs. Rostrum loi 

 than the thorax, tubular, clavate, arcuated downward, 

 with a triangular aperture at its apex ; inserted into the 

 anterior portion of the head-like process below. Che- 

 licera rather longer than the rostrum, inserted on each 

 side of its base, above, biarticulate, and terminated by a 

 forceps composed of a finger and thumb, much curved, 

 and meeting only a short distance along their tips, the 

 superior finger, alone movable. Palj}i setaceous, ten 

 jointed, longer than the rostrum, inserted beneath the 

 chelicerae. Egg-bearing organs attached to a process at 

 the base of the palpi, ten-jointed, with a terminal in- 

 curved nail. Legs cylindrical, composed of a three- 

 jointed coxa, one-jointed femur, and a tw^o-jointed tibia 

 and tarsus, the latter terminated by a simple, slightly cur- 

 ved claw. Abdomen? attached to the posterior segment 



of the thorax by a movable articulation, small, sub-cla- 

 vate, and nerforated at itQ Pvtrpmiftr h^r o« or.oi :«^;r.:r.r. 



/ 



D. AUSTRALIS. 



thorax 



convex, beneath, slightly so ; on the superior surface of 

 the tubular joints, near the margin, are situated about four 

 very small, rigid spines; basal joint of the chelicer^, 

 elongated. Palpi with the third and fifth joints elongate, 



me lormer ot greater leng 

 ing organs with the three 



fourth and sixth plnnrr^it-^ 



Egg 



V 



