374 BRITISH ORIBATID^. 



Texture polished, with numerous dots and short 

 vermiform markings. 



Form very similar to that of the adult. 



Cephalothorax. — Rostrum small, pointed; palpi 

 showing at the side. Pseudo-stigmata small, much 

 further forward than in the adult. Pseudo-stigmatic 

 organs lamellar and interlamellar hairs similar to those 

 of adult. 



Legs rather short, the fourth pair do not reach the 

 hind margin. Tactile hairs very long; other hairs 

 much as in the adult. 



Abdomen not very clearly divided from the cephalo- 

 thorax, somewhat truncated anteriorly, rounded poste- 

 riorly. The expulsory vesicles form large red patches 

 at the lateral edge near the hind margin. The spine 

 at the antero-lateral corner of the abdomen is replaced 

 by a hair ; hairs on the notogaster similar to those of 

 adult. 



Distribution. — Abundant and generally distributed, 

 it swarms in the lichen at such sea-coast places as the 

 Land's End, the Gower, and North Welsh coasts, &c. 

 Its capture (without any name) was recorded by Mr. 

 Underbill in the * Notes of the Postal Microscopic 

 Club,' on 10th December, 1877. It has been recorded 

 in Germany. 



NOTASPIS OBLONGA* {Kocll). PI. XXX, flgS. 6—11. 



Eremceus oblongus, Koch. Heft 3, fig. 24. 



— — Nic. P. 451, pi. X, fig. 1. 



— — Haller, p. 306. 



— — Berlese, Acarofauna Sicula, p. 10. 

 Murcia ohsoleta, Koch. Heft 31, fig. 23, Nymph ? 



Average length about '60 mm. 



Average breadth about -38 mm. 



Average length of legs (first pair) about '68 mm. 



* Oblongus, longish-squai'e shaped. 



