SCOBPIOXID.T:. 



b l -, Last abdominal sternum with 



four low crests ; not visibly 



punctured ; basal portion 



of pecten very narrow. 



13 . Frontal lobes of carapace 



and underhand thickly 



granular '. P. ccesar, p. 97. 



b v \ Frontal lobes of carapace 

 and underhand not con- 

 spicuously granular. 

 11 . Inner border of hand 

 widely rounded from 

 base of immovable 

 finger ; upper keels of 

 tail strongly denticulated. P. serratus, p. 97. 

 i". Inner border of hand 

 nearly straight between 

 base of immovable finger 

 and posterior lobe ; 

 upper keels of tail smooth 

 or nearly so P. ndtts, p. 96. 



70. Palamnseus swammerdami, /Simon, Rev. et Mag. Zool. (2) xxiii, 

 p. 56, f. 3, 1872 (Heterometrus) ; Pocock, A.'M. N. H. (6) v, 

 p. 237, 1890 ; id. Jour. Bom. N. H. Soc. vii, p. 304, 1893 ; 

 Kraep. Jb. Hamb. wiss. Anst. xi, p. 42, 1894 (Scorpio) ; id. 

 Tien:, Scorp. etc. p. 112, 1899 (Heterometrus) : asper, Thorell, 

 Atti Soc. It. xix, p. 199, 1877 (Pandinus) : kochii, Karsch, MT. 

 Munch, ent. Ver. iii, p. 127, 1879 (Pandinus). 



Colour blackish, greenish, or reddish brown ; vesicle reddish 

 yellow ; hand and legs deep reddish brown ; basal segment of 

 mandibles yellowish red. Carapace more or less covered with 

 coarse granules ; area at the sides of and behind the tubercle on 

 each side swollen and elevated; lateral margins strongly converging 

 in front ; in $ , carapace a little shorter than the 1st and 2nd 

 caudal segments, and about as long as the 5th. Terga granular at 

 the sides and posteriorly. Sterna smooth and polished ; the last 

 scarcely crested. Tail long and powerful, about 4i times as long 

 as the carapace ; all the segments coarsely granular above and to 

 aUess extent at the sides ; segments 1, 2, and generally 3, smooth 

 below, rarely subdenticulate ; the rest of the keels denticulate ; in- 

 ferior intercarinal spaces of 4th and5th segments sparsely granular; 

 vesicle large, wider than high, as wide as 5th segment or wider, 

 with 4 rows of granules below, and tolerably thickly granular also 

 at the sides. Chelce with humerus and brachiuin much shorter 

 than carapace ; humerus coarsely granular above and at base below ; 

 brachium rugose though scarcely definitely granular behind ; hand 

 covered above with large, smooth, oval or circular tubercles, the 

 inner edge sharply tubercular and nearly straight, posterior lobe 

 very long, projecting far back beyond the posterior end of the 

 keel of the underhand ; fingers granular beneath, the immovable 

 not crested ; movable finger about as long as carapace, a little 



