354 



be noted that this species is entirely absent from southeastern 

 Massachusetts where it is replaced by P. scaber even in the less 

 moist places. 



Family ARMADILLIDIIDAE. 



Armadillidium Brandt. 



Subgenus Armadillidium Verhoeff. 



Armadillidium (Armadillidium) vulgare (Latreille). 



Previous records.- — Mass.: (Gould 1841, p. 336), Salem (Rich- 

 ardson 1905, p. 666). 



R. I.: Providence (Rathbun 1905, p. 47). 



Conn. : New Haven (Kunkel 1918, p. 252). 



New records. — Mass.: Nahant, Cambridge, Boston, Brookline, 

 Roxbury, Mattapoisett, Wellfleet, Mashpee, Woods Hole, Ed- 

 gartown, 



R. I. : Riverview, Wickford. 



This species is distinctly southern in distribution, occurring 

 as far north as Salem, Mass., and only near the coast. I have 

 not found it even at Sharon where Philoscia muscorum occurs. 



Armadillidium (Armadillidium) nasatum Budde-Lund. 



Armadillidium quadrifrons Stoller (1902, p. r211). 

 Previous record. — Mass.: Cambridge (Blake 1929, p. 11). 

 New record. — Conn. : Middletown. 

 Like Cordioniscus stebbingi this is a hothouse species. 



Literature Cited. 

 Blake, C. H. 



1929. Notes on the wood-lice of New England. Bull. Boston Soc. Nat. 

 Hist. 50: 9-12. Fig. 1-4. 



1930. Redescription of Armadilloniscus ellipticus (Hargar) with some 

 account of its habits. Occas. Papers Boston Soc. Nat Hist. 5 : 279-284. 

 Fig. 1-11. 



1931. New land isopods from New England. Occas. Papers Boston Soc. 

 Nat. Hist. 5: 341-348. Fig. 1-2. 



BuDDE-LtJND, GUSTAV. 



1908. Isopoda von Madagascar und Ostafrika. Voeltzkow, Reise in 

 Ostafrika 2: 265-308. PL 12-18. 

 Dahl, Friedrich. 



1916. • Die Asseln oder Isopoden Deutschlands. vi + 90 p. 107 fig. 

 Jena: Gustav Fischer. 



