112 CHAPTER I 



Isopoda Terrestria — Woodlice 



Van Name's excellent monograph (1936, 1940) of the American fauna was supp- 

 lemented by Hatch (1947) and Palmen (1951). European records were obtained 

 from Wachtler (1937), Collinge (1943), Palmen (1946), &c. 



ANDRONISCUS DENTIGER Verh. 



Brit. Isl., S, C & W Eur. t Ontar., Nfld. (greenhouses). 



ARMADILLIDIUM NASATUM B.-Lund 



Brit. Isl., Eur. (except the north), E to f Brit. Col., E Can., U.S.A. (widely; in 



Polon. (in Scand. usually in green- the north in greenhouses). 



houses). 



ARMADILLIDIUM VULGARE Latr. 



Almost cosmopolitan. 

 Brit. Isl., Eur. (widely), N. Afr., f Brit. Col., U.S.A. (generally), Bermu- 



W Asia. das. 



t C & S Amer., Austral., Pacific Isl. 



CYLISTICUS CONVEXUS DeG. 



Brit. Isl., Eur. (generally). Hither Asia, t Brit. Col.-New Brunsw., Nfld., 



U.S.A. (widely), S to N. Carol. & Color, 

 t C & S Amer. 



HAPLOPHTHALMUS DANICUS B.-Lund 



Brit. Isl., Eur. (except the north); f E U.S.A., W to Utah, E Can., Nfld. 



originally Mediterranean (regularly in 



greenhouses). 



HYLONiscus RiPARius C. L. Koch {vtvtdus C. L. Koch) 



Brit. Isl., Eur. (except the north), E f Nfld. 



to Polon. 



ONISCUS ASELLUS L. 



Faeroes, Brit. Isl., Eur. (generally). f Brit. Col.-Oreg.; E U.S.A., E Can., 



Nov. Scot., Nfld. 

 t W. Indies. 



PHILOSCIA MUSCORUM Scop. 



Brit. Isl., Eur. (except the east), N. fWash. 



Afr. 



f C Amer. 



