NO. 6 CHIGGER SUBGENUS GAHRLIEPIA — TRAUB AND MORROW 63 



Diagnosis of larva. — The only species in the subgenus with more 

 than 2 setae on coxa III, i.e., 4 or 5. Palpal setal formula 

 b(Nf)/B/NNB. Palpal claw 3-pronged. Eyes 2 + 2. Scutum non- 

 ornate, with the usual micropunctae. With 2 to 5 usurped setae on 

 scutum ; these often in 2 rows, often including a caudomarginal pair. 

 With about 28 to 32 dorsal setae usually commencing 2.8.8 (exclud- 

 ing usurped setae). With about 36 ventral setae. Coxa III ratio, 

 length to breadth, is 1.5 1. 



STANDARD MEASUREMENTS IN MICRONS 



^^«^£?'V^^ H P^^ IK P^ P^ 



^O.oo'^Qh^^q, Q Coxa II SD ASB Tarsus III 



Type series* 49 64 41 22 6s 38 36 35 SO ... 0.74 2-9 



Others (6): 



Mean 49 65 42 22 70 38 37 41 35-46 1.21 0.7 3.1 1.26 



Range + or— 2 3 3 i 4 3 3 4 ... 0.08 0.03 0.4 1.08 



• After Womersley, modified. 



Type material. — Holotype and 2 paratypes ex Mus sp., Japan, 

 Yamagata Prefecture, near Yachi, October 28, 1945 (C. B. Philip). 

 "Four other specimens" ex Microtus montebelloi ("embedded in the 

 belly"), Japan, Niigata, October 18, 1945, "and a further specimen 

 from the latter host and locality," January 1946 (T. O. Berge, nee 

 Berga (sic)). Apparently deposited in collections of South Australia 

 Museum, Adelaide. 



Records and comment. — Five specimens from Japan as follows : 

 2 ex "Apodemus sylvaticus speciosus," Honshu, Shiga Prefecture, 

 Hiei-zan, March 27, 1952 (E. W. Jameson, for U. S. Army 406th 

 Medical General Laboratory, Tokyo). One ex Clethrionomys, Kyoto, 

 Chara, March 8, 1952 (E. W. Jameson). Two ex "Apodemus syl- 

 vaticus speciosus," Honshu, Murayama, December 18, 1952 (406th 

 M. G. L.). Additional records are in the files of the 406th Medical 

 General Laboratory. 



GAHRLIEPIA (GAHRLIEPIA) ORNATA Womersley, 1952 

 Figures i73-i75 



1952. Gahrliepia (Gahrliepia) ornata Womersley, Rec. South Australia Mus., 

 vol. 10, Nos. 1-2, pp. 283, 304, pi. 81, figs. A-D. 



Diagnosis of larva. — With a highly scrobiculate scutum bearing 2 

 pairs of usurped submarginal setae. Scutum with a medial cluster of 

 ovate scrobiculi about three to four times the diameter of setal bases 

 and with a submarginal row of huge scalloped scrobiculi about three 

 to four times as large as those in the medial patch, the scallops point- 

 ing inward, the portion between these scrobiculi densely granuled ex- 



