from the Malay Peninsula and Siam. 217 



dark ^reen, the anterior margins pale yellow ; first tergite 

 with the anterior and posterior margins black and the middle 

 part yellow. 



Head. Anterior part of head furnished with many hairs, 

 the posterior part with a few scattered hairs. 



Niichal plate with a few fine hairs. 



Fhst tergite smooth and shining anteriorly, posteriorlv 

 with many minute punctures. Lateral depressed area in t\\o. 

 form of a very narrow groove, which becomes enlarged in its 

 inner anterior portion ; the depressed areas of the two sides 

 are not continuous (fig. 2). 



Tergites. Anterior third of tergites finely roughened and 

 very minutely and densely punctured. Tlie rest of the 

 surface without granules, the middle part being marked with 

 fine and nmnerous punctures, the posterior part more sparsely 

 punctured. Last tergite minutely punctured. 



Legs provided with three spines above the claw. 



Cojmlatory feet. Anterior pair with the immovable finger 

 of the forceps short, flattened, strongly curved, and bearing 

 a membranous conical tooth on the inner side ; movable 

 finger straight, of much greater length than the immovable 

 finger and composed of two segment's, the distal one being of 

 moderate size, the proximal one with the upper inner angle 

 large and projecting. Posterior pair with the immovable 

 finger bearing a bifid membranous tooth on the inner edge ; 

 movable finger bisegraented, a little curved, and fairly 

 stout (figs. 10 & 11). 



Measurements in mm. Total length 31, breadth 19. 



Hah. Selangore (in a cave). A single specimen was 

 collected by Mr. H. N. Ridley during the year 1897. (Brit. 

 Mus. Coll.) 



Zephronia Floweri, sp. n. 



Colour deep brown. 



Head with punctures bearing hairs anteriorly, posteriorly 

 ■with a few scattered hairs. 



Nuchal plate smooth, the anterior and posterior margins 

 with minute punctures, however. 



First tergite provided with a smooth, transverse, almost 

 keel-like elevation, which is situated posteriorly to the ante- 

 rior groove or depression, and terras its boundary, the ridgo 

 itself being limited posteriorly by a narrow lineal groove 

 (sometimes indistinct) terminating laterally in diverging 

 lines similar to those present in Z. nigriceps^ Poeock (fig. 3) . 



Ann, <jlL- Mag. N. Hist. Ser. 7. Vol. xx. 15 



