146 



(üb. a. c. ouübmans). motes on acabi. 



the coxae 2. Between the epimera 3 tliere are two triangular 

 chitinizations. — The sucker plate is small and shows two large 

 suckers, before these two minute ones, and behind them four 

 others of middling size. The dorsal shield is considerably sufflexed on 

 the ventral surface, but does not reach forward beyond the posterior 

 margin of the sucker-plate. This sufflexed piece bears two hairs. 



Legs. The tibiae 1 — 3 bear a long tactil hair and two elongate 

 lanceolate hairs. The tactil hair on tarsus 3 is about 175;" long. 

 The tarsus 4 ends in one long hair of about 350 m- and a very 

 small one of about 15 ;". 



Habitat: in the acarid chamber in the lirst abdominal ring of 

 Koptorthosoma tenuiscapa Westw. 



Patria: India. 



27. Key to the hypopi of Trichotarsus. 



I Two dorsal shields ; tarsi 1 — 4 

 with minute claw ; circumfe- 

 1. \ rence of animal sub-oval; dor- 

 I sum almost hairless. Group A. 2 

 I Tarsus 4 without claw . . 5 

 Tarsi 1-3 with 4 leaf-like hairs. 3 

 Tarsi 1-3 without such hairs . 4 

 Two large, 4 middle-sized and 



2 minute suckers . . . . T. ornatus Oudms. 

 Six suckers of equal size, 2 mi- 

 nute ones T. helenae Oudms. 



Six suckers T. manicati Giard. 



Eight suckers T. trifilis Ganestr. 



Two dorsal shields; tarsi 1-3 

 with minute claw; circumfe- 

 rence of body sub-oval; dorsum 



with hairs; Group B . . . T. intermedius Oudms. 

 Tarsi 1-3 with strong claw ; 

 circumference of body sub- 

 circular; dorsum with strong 

 bristles 6 



