THE ANNALS 



AND 



MAGAZINE OF NAT[IRAL HISTORY. 



[SIXTH SERIES.] 

 No. 68. AUGUST 1893. 



XX. — A Contribution to the Study of Neotropical Scorpions. 

 By R. I. POCOCK, of the British (Nat. Hist.) Museum. 



[Plates V. & VI. A. ligs. 13-15.] 



The following paper is based upon the Scorpions contained 

 in the collection of the British Museum. 



Part I. 



Synopsis of the Genera of the Broteas Group. 



a. The maxillary lobes of the second pair of 



walking-legs wider than the sternum ; stig- 

 mata elongate ; the soles of the feet fur- 

 nished beneath with two series of setae . . Broteas, C. Koch. 



Type Herbstii, Thor. 



b. The maxillaiy lobes of the second pair not 



wider than the sternum ; stigmata circular 



or oval. 



a'. The lower surface of the feet studded with 



setae and not compressed and spined. 



a*. The feet short, robust, and furnished 



beneath with two sometimes rather 



irregular series of setaj Broteochactus, g. no v.* 



Type nitidus, sp. n. 



* The type of this new genus is a small, dark-coloured, shining, robust 

 scorpion from Irinidad. It will be fully de.seribed and ligured in my 

 paper upon the West-Indian iScorpions sliortiy to be p blished iu the 

 Journ. Linn. Soc. 1 also refer to the genus Broteochadas tlie species 

 Karsch has described as C/uictas delicutus. 



Ann. d; Mag. A', liiat. JSer. (J. Vut. :in. 7 



