8-J SCOBPIONIDJE. 



Family SCORPlQNIDiE. 



(=Scorpionidse, subfam. Scorpionini, Pocock, A.M.N. H. (6) xii T 

 p. 306, 1893 ; Kraep. Tierr., Scorp. p. 106, 1899.) 



Differing from the Ischnuridce in having the tarsi produced 

 distally on each side into a large lobe overlapping the base of the 

 claw and forming a very acute angle with the base of the claw-lobe 

 (tig. 4 B, p. 8). Body and chela? not flat and depressed; hand 

 usually convex above, the Auger-keel absent, or not so strong and 

 complete as in the Ischnuridce ; Angers armed with strong 

 triangularly pointed teeth. Tail powerful, not compressed. 



Distribution. Ethiopian Region ; Oriental Region from India to 

 Borneo. 



Genus PALAMN^EUS, Thorell. 



Palamnseus, Thorell, A. M. N. H. (4) xvii, p. 13, 1876 (in part) ; 



Pocock, A. M.N. H. (6) xviii, p. 77, 1896 (seusn stricto). 

 Pandinus, Thorell, Atti Soc. It. xix, p. 199, 1877 (in part). 

 Scorpio, Pocock, Jour. Bom. N. H. Soc. vii, p. 309, 1S93 ; Krarp. 



Jb. Hanih. mss. And. xi, p. 28j 1894 (in part). 

 Heterometrus, Hemp. §Ehrenb. Symb. Phys., Scorp. p. 2, 1829(in part); 



Simon, Iter, et May. Zool. (2) xxiii, p. 56, 1872 (in part) ; Kraep. 



Tierr., Scorp. etc. p. 107, 1899 (sensu stricto). 



Carapace deeply notched in the middle line ; median eyes close to 

 the centre. Tarsal lobes of 3rd and 4th legs with 2, very rarely 3 

 spines. Brachium of chela with its underside posteriorly rounded, 

 not or scarcely keeled, and furnished with only a few setiferous 

 pores. A stridulating organ situated between the chela and the 

 tirst leg, consisting of a series of granules forming a rasp upon 

 the coxa of the 1st leg, and a cluster of vibrating bristles upon 

 the coxa (maxilla) of the chela. 



Type, P. petersii, Thor. (=silenus, Sim.). 



Distribution. Oriental Region from India and Ceylon to Borneo 

 and the Philippines. 



Synopsis of Indian Species. 



n. Inner edge of hand scarcely compressed, rounder 



and thicker; large spiniform tubercle at base oi 



brachium in front. 



n\ Inner edge of hand besel with low moderately 



sharp or blunt tubercles ; chela of J much 



longer than of J, the hand very narrow and [p. 97. 



lorig P. longimanus, 



b 1 . Inner edge of hand beset with strong, spiniform 

 tubercles; chelae in tf approximately like 



those of 5 , the hand short and thick P. oatesii, p. 98. 



b. Inner edge of hand compressed ; no large spini- 

 form tubercle at base of l>racliiura in front. 



