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FIELDIANA: ZOOLOGY, VOLUME 42 



leg IV with large, apical spines. Dorsal plate entire, narrowed posteriorly; 6 pairs 

 of medial setae much shorter than the anterior marginal setae; 3 pairs of minute 

 setae on the posterior margin as in the female. 



Holotype. Female, ex Scotophilns temminckii. Mindanao: Tugu- 

 nay, Tagum, Davao, November 20, 1946 (D. Castro). In the Chicago 

 Natural History Museum collection. 



Fig. 38. Steatonyssus evansi, female: A, dorsum; B, venter. 



Paratypes. One female, one male, same data as holot5T)e. One 

 in the United States National Museum collection. 



Remarks. This species is named in honor of Dr. G. Owen Evans, 

 British Museum (Natural History), London, England. 



Genus Hirstionyssus da Fonseca, 1948 



Hirstionyssus apoensis, new species. Figure 39, A, B. 



This species has a narrow sternal plate with concave lateral and 

 posterior margins; the anal plate is broadly oval, and the anal open- 

 ing is near the anterior margin of the plate; the coxal spur pattern 

 is 0-2-2-1, and tarsus II has a pair of apical clawlike spines. 



FEMALE: Gnathosomal and hypostomal setae short, subequal; chelae slender, 

 and tapering toward tip. Dorsal plate suboval, 500 /x long, 268 n wide; setae short, 

 subequal. Sternal plate narrow, about three times as wide as long; anterior margin 

 slightly rounded; posterior and lateral margins concave; 3 pairs of setae subequal 



