18 Mr. R. I. Pocock on Neotropical Scorpions. 
b?, The feet long and slender and thickly 
clothed beneath with irregularly 
arranged long hairs .... care eme sere « Hadrurochactas, g. nov. 
Type Selater?, sp. n. 
b‘. The lower surface of the feet compressed 
and armed with a median series of short 
spines. 
a, The anteocular portion of the cara- 
pace not mesially sulcate, the ocular 
tubercle elongate in front, 7. e. the 
sulci which embrace it laterally do 
not unite in front of it; lateral eyes 
not prominent. 
a‘, The anterior border of the cara- 
pace not emarginate; the ante- 
ocular portion sloped downwards 
andforwardsis 2. soak. cs ice tele ees Teuthraustes, Simon. 
Type atramentarius, Sim. 
b*. The anterior border of the carapace 
deeply emarginate; the ante- 
ocular portion nearly horizontal, Heterochactas, g. nov. 
Type Gervais, sp. n. 
b®, The anteocular portion of the cara- 
pace horizontal and mesially sulcate ; 
the anterior lateral eye usually very 
LOMO te na vast eee teyeiere eee Chactas, Gervais. 
Type depturus, Thor. 
Genus BROTEAS. 
Broteas Gervaisti, sp.n. (Pl. V. fig. 1.) 
Allied to B. Herbstiz, Thorell. 
Carapace coarsely granular laterally, the area surrounding 
the tubercle and the anteocular portion finely and closely 
punctured, 
Tergites shining, smooth, but finely and closely punctured 
throughout, at most weakly and sparsely granular posteriorly ; 
the last smooth, polished, and punctured in front, coarsely 
granular behind. 
Sternites smooth, polished, densely and very finely punctu- 
ate. 
Tail rather more than three and a half times as long as the 
carapace, like that of B. Herbsti’, but with the inferior surface 
of the first segment smooth, polished, finely punctulate, with 
the median keels almost obsolete ; the median lateral keel 
present on all the segments, but anteriorly abbreviated on the 
second to fourth and posteriorly on the fifth, the segments 
lower than in Herbsti? and less strongly excavated above, with 
the superior intercarinal spaces more granular. 
Palpi and legs smoother than in Herbséd7, finely and closely 
punctured. 
