THE ANNALS 



AND 



MAGAZINE OF NATURAL HISTORY. 



[SEVENTH SERIES.] 

 No. 6. JUNE 1898. 



LXIV. — Descriptions of some new Scorpions from Ecuador. 

 Bj R. I. POCOCK. 



Family Buthidae. 



Genus Tityus, C. Koch. 



Tityus pugilatorj sp. n. (Fig. 1, p. 419.) 



(J. — Colour of trunk black, of tail greenish black, legs and 

 chelai yellowish brown. 



Carapace and tergites normally granular ; sterna very 

 closely and very distinctly granular throughout, except for 

 the usual smooth area on the posterior portion of the third, 

 lateral keels on the last abbreviated. 



Tail a little more than five times as long as the carapace, 

 which about equals its fourth segment in length ; posteriorly 

 incrassate, the segments increasing in width to the middle of 

 the fifth segment, the fourth very deeply excavated above, 

 its width almost equal to the length of the second segment ; 

 the keels normal in number and granulation, the superior 

 keels not ending posteriorly with noticeably enlarged denticles, 

 the intercarinal spaces weakly granular, median lateral crest on 

 second segment represented by a series of four granules, fifth 

 segment about one third longer than wide, width of the fourth 

 about three quarters its length ; vesicle very weakly granular, 



Ann. (fc Mag. N. Hist. Ser. 7. Vol. i. 31 



