90 
U. Scheller 
20 um 
,a 
£ 
Figures 12-18 Samarangopus papuensis sp. nov., holotype, adult $: 12. Tergite VI, right half. 13, Tergite IV posterior 
margin. 14, Tarsus of leg 1. 15, Femur of leg 1 with linguiform plate, right side, anterior view 16 
16and 18) ica.e a: Py8idiUm ' Stemal ^ <?***»** P^ 
somewhat clavate, with distinct pubescence; 
somewhat diverging, cylindrical, blunt, wi 
oblique pubescence; sf lanceolate, glabrous. Indi 
of tergal setae: a, = a 3 = 8 , a } = 4 . 5 , a t -a, = 8 . 5 , 
~} 9 ' a f a i = ^ st = 10, stst = 9 pm; st-st/a,-a. 
rV/Vi = °' 9, = L6 ' a ,~ a ^ a 2~ a , = 1 
Cuticle glabrous. 
Sternum. Posterior margin between b. almo 
straight; the f>, of its posterolateral corners missin 
2 3 cylindrical, striate, curved somewh 
mwards and diverging. Anal plate 1.4 times as lor 
as broad, strongly tapering posteriorly; later 
margms with a pair of thin, diverging, cylindric; 
striate branches which are 0.5 of the length of plate; 
posterior third divided lengthways by a narrow U- 
shaped incision into two tapering appendages with 
straight margins, ends of appendages with thorn- 
like prolongation of inner margins; posterior 
appendages with stalked bladders which are 
pointed distally and covered with a short but dense 
pubescence; bladders 3 times longer than wide, 0.5 
of the length of plate. 
Remarks 
The genus Samarangopus has long been 
considered to be poor in species but collections in 
