Archet. — Notes on New Zealand Ghilopoda. 



189 



pores 60, a broad pore-free margin. Femur of penult legs with a few long 

 strong setae above, with more numerous more slender setae below ; 1-8 

 times as long as wide. Anal leg : femur with moderately long and fine 



Fig. 10. — Cryptops ignivia. Anal metatarsus. 



setae dorsally, changing to strong spinescent setae ventrally ; prefemur 

 with less spinescent setae ; 1st tarsal joint (fig. 10) with a strongly 

 developed rounded keel arising from the ventral surface distad of the 

 teeth ; dental formula 1 — f— 8 — f— 4. Femur 2-5 times, prefemur 2-3 times, 

 and tibia 2-6 times as long as wide. 



Length, 30 mm 



hoc. — Type, Routeburn (T. Hall) ; paratypes, The Remarkables (T. Hall). 



Cryptops algidus n. sp. (Figs. 11 and 12.) 



Colour yellowish-brown, head slightly darker. Head overlapped by 1st 

 tergite. Tergal sulci complete from 7th to 18th segments, visible also on 

 caudal half of 19th. Last tergite broadly triangular caudad, the apex 

 rounded. Prosternum with anterior edges slightly thickened, slightly 

 convex, a few (3 or 4) submarginal hairs. Sternites with transverse arm 

 of cruciform sulci visible from 2nd, longitudinal arm visible from 3rd to 

 18th segment. Transverse arm wider and more strongly marked than 

 longitudinal, and strongly recurved. Longitudinal arms reaching from 



YTffl: 



Cryptops algidus. 

 Fig. 11. — Femur of penult leg. Fig. 12. — Anal metatarsus. 



the transverse only half-way to the anterior and posterior margins of the 

 sternites. Last sternite with convex converging sides, partly covering the 

 coxopleurae, caudal margin gently emarginate, angles rounded. Coxo- 

 pleurae caudally truncate, the margin bearing about 6 setae ; pores large 

 and small, 70 in number ; a fairly wide pore-free margin. Femur of 

 penult legs (fig. 11) with a few strong setae dorsally, and more numerous 

 slightly slenderer spinescent setae below ; 1-8 times as long as wide. Anal 

 legs : femur 2-1 times, prefemur 2-0 times, and tibia 2-0 times as long ap 

 wide ; femur covered with numerous stout setae, prefemur with less stout 

 setae ; dental formula 1 -j- 9 -f L Metatarsus (fig. 1 2) without swollen 

 ventral margin. 



