TERRESTRIAL ACARI OF THE TYNE PROVINCE 



4°5 



I27. 



129. 



I3I- 



132. 



targionii 



2 

 bistriatus 

 crinitus 

 valcntianus 



66b. 



66, 67, 68. 



68a. 



Type species : targionii, Berl. 



1. Posterior margin of dorsum convex 

 Posterior margin of dorsum straight 



2. Posterior setoe curled 

 Posterior sete long flexuous 

 Posterior setee short straight 



Heminothrus targionii, Berl. 

 In moss from Waldridge Fell. 

 Mole's nest, Warwickshire (B.O.). 



128. Heminothrus crinitus, P. & W. 

 Cumberland, Scotland. 



Heminothrus bistriatus, K. 



Abundant everywhere. 



Heminothrus valentianus, sp. nov 



Differs from the preceding species (1) in the absence 

 of the bowl -shaped hollow near the posterior 

 margin of the dorsum ; (2) in the lesser distinctness 

 of the median ridges ; (3) in the shortness of the 

 lateral border of the dorsum which is wanting in the 

 posterior half; (4) in the shorter length of all the 

 dorsal seta; (5) and in the form of the sensillus, 

 which is rather shorter and more distinctly clavate. 



Three examples were obtained from sphagnum sent 

 from Cheviot Hill (Bagnall). 



ANGELIA, Berl. 



1. Monodactyle ... ... ... ... silvestris 



Tridactyle ... ... ... ... ... 2 



2. Two very long setre on posterier margin of 

 dorsum ... ... ... ... ... palustris 



Posterior setse shorter than width of dorsum anaunicnsis 



Angelia silvestris, Nic. 66, 67, 68. 



Cheshire, Yorkshire, Scotland, Ireland. 



Angelia palustris, K. 66, 67, 68. 



All the North of England, Scotland, Ireland. 

 General, according to Michael. 

 133. Angelia anauniensis, Can. 



Cambridge (Pearce and Warburton, P. Z. S., 1905). 



