372 



Dr. W. T. Caiman on 



expanding in lower part, so that the margin is convex or even 

 bluntly angled, basal margin more or less everted, straight or 

 gently concave as seen from the side, in line or forming an 

 even curve with base of scutum ; septum notched in the 

 middle, lateral lobes more or less prominent in side-view. 



Peduncle less than half as long as capitulum, with obscure 

 carinal keel ; attached almost at margins of scuta and carina. 



In place of filamentary appendages the dorsal surface of 



Fig. 6. 



Megalasma (Glyptelasma) hamatum, sp. n. 



Body, from the side, showing dorsal hooks, filamentary appendage, and 

 caudal appendages. 



the prosoma bears, about the middle of its length, a pair of 

 short hook-like processes, turned forwards, rather more firmly 

 chitinized than the surrounding integument ; a short distance 

 in front of these is a pair of low rounded swellings. Close to 

 the base of the first cirrus on each side is a small appendage 

 of varying length, sometimes reduced to a mere papilla, and 

 in one specimen apparently absent. Rami of first cirrus with 



