CLASSIFICATION 



451 



Platyhunus has two, and Mcgabunus one British representa- 

 tive. They are of small size, and are to be sought for among 

 heather or dead leaves 

 in spring or early 

 summer. 



Fam. 2. Ischyro- 

 psalidae. — ■ Coriaceous 

 Plialangids, with eye- 

 turret far removed from, 

 anterior harder of 

 cephalothorax. Max- 

 illary lobes of second 

 pair of legs rudi- 

 mentary, in tlie form 

 of tubercles. Legs 

 similar, without " tro- 

 chantin." Multiarticu- 

 late tarsi. Tarsus of 

 pedipalp without claw, 

 and shorter than meta- 

 tarsus. Pedipalps long 

 and horizontal. 



This family includes 

 a small number of 

 large or moderate-sized 

 Phalangids, which are 

 found occasionally in 

 thick moss, or in caves, 

 in mountainous regions of the south of 

 to the genera Ischyropscdis and Sctbacon. 

 American genus, Taracus. 



Fam. 3. Nemastomatidae. — Coriaceous Phalangids, with 

 cephalothorax fused with the first five segments of the abdomen, 

 forming a scutum. Eye-turret near anterior border. No maxillary 

 lobe on second coxae. Similar legs, without " trochantin." Multi- 

 articulate tarsi. Tarsus of pedipalp without claw, and shorter 

 than metatarsus. 



There is but one genus, Nemastoma, in this family, and the 

 members of it are, as a rule, rather small and dark Phalangids, 

 which live under stones or in moss or debris, and are found m 



Fio. 236. — Oligolophus spinosus. 

 Pickard-Cambridge. ) 



(After 



Europe, 

 There 



and 



is a 



belong 

 North 



