lO REV. J. E. HULL ON 



12. Microthrombidhim simulans, Berl. 



This I have never seen. 

 Ireland. 



§ii. 

 I. Dorsal trichomes all spinous, feathered ... ... siicidiim. 



Some of the trichomas longer nude ... ... spinoswm. 



13. Microthrombidium sucidum, L. K. 67. 



Rare, in sphagnum, West Allendale. 



14. Microthrombidium spinosum, Can. 



Not known to me. 

 Ireland. 



PODOTHROMBIUM, Berl. 



Abdomen ellipsoid, dorsum convex, its clothing 

 spinous simple, its cuticle often dusky. Legs long 

 and slender ; tarsus i not (or scarcely) thicker 

 than the tibia. Article v. of the palp long, slender, 

 clavate. Sensillar area of crista central between 

 the eyes which are pretty strongly pedunculate. 



Type : bicolor Hermann. 



Tarsus i shorter than the tibia ... filipes. 



Tarsus i not shorter than the tibia ... ... ... bicolor. 



15. Podothromblum bicolor, Herm. 



Conspicuous on account of the contrast between 

 the dark body and red legs. In West Allendale it is 

 the most abundant of the Throjiibidiince, particularly 

 among the rushes and sphagnum of the fells, 

 ascending to 2,000 feet. 



Generally distributed. 



16. Podothromblum filipes, K. 67. 



yolwstoniana levipes, Geo. 



The slender legs give it the appearance of a 

 Rhynclioloplms. The usual habitat is under stones, 

 and I have not seen it above 600 feet. 



Yorkshire. 



