Pacific Coast of North America. 331 



Oniscus p-anulatiis, Lamarck, Hist. Nat. des Animaux sans Vertebres, v. 



p. 154 ; 2nd ed. v. p. 261. 

 Porcellio scaber, Risso, Crust, de Nice, p. 155 ; Hist. Crust, p. 119. 

 Porcellio nigra, Say, Journ. Phil. Acad. i. p. 432. 

 Porcellio granulatus, Br^bisson, M6m. Soc. Calv. 1825, p. 261. 

 Porcellio scaber, Desmarest, Consid. Crust, p. 321 ; Brandt and Ratze- 



burg-, Med. Zool. ii. p. 77, pi. xii. figs. 1-4 and A-B ; Brandt, Consp. 



p. 14 (Bull. Soc. Imp. d. Naturalistes de Moscou, vi. 1833). 

 Porcellio Brandtii, Milne-Edwards, Hist. Nat. des Crust, iii. p. 168. 

 Porcellio granulatus, Milne-Edwards, Hist. Nat. des Crust, iii. p. 1G9, 



pi. xxxii. fig. 21. 

 Porcellio scaber, Milne-Edwards, Cuvier, Reg. An. 1849, pis. Ixxi.- 



Ixxi. bis. 

 Porcellio nigra, Gould, Rep. Crust, p. 337. 

 Porcellio scaber, Koch, Deutschlands Crust, p. 34. 

 Porcellio dubius, Koch, Deutschlands Crust, p. 34. 

 Porcellio asper, Koch, Berichtig. p. 207, pi, viii. fig. 98. 

 Porcellio scaber, LerebouUet, Mem. Strasb, iv. p, 34, pi. i. fia-s. 4 5 



pi. ii. figs. 43-47. i^ ' f fi , ; 



Porcellio gemmulatus, Dana, Crust. U.S. Expl. Exp. 1853, p. 725, 



pi. xlvii. fig. 7 ; Stimpson, Journ. Best. Soc. Nat. Hist. vi. p, 66. 

 Philoscia tuberculalata, Stimpson, Proc. Cal. Acad. Sci. i. p. 89. 

 Porcellio scaber, Sill, Crust. Sieb. 1861, p. 3 ; Bate and Westwood. 



Brit. Crust, ii. p. 475. 

 Porcellio paulenses, Heller, ' Novara ' Exp. p. 136, pi. xii. fig. 6. 

 Porcellio scaber, Plateau, BuU. Acad. r. Belgique, 2nd ser. xxix. 1870, 



no. 2, p. 8; E. Brandt, Horae Soc. Ent. Ross, viii, p. 167; Budde- 



Lund, Nat. Tidsskrift, 3rd ser. vii. p. 238 ; Prospectus, p. 3 ; Bos, 



Crust. Hedrioph. Nederl. pp. 38, 91; Budde-Lund, Crust. Isop. 



Terrestria, 1885, pp. 129-131 *. 



Hah. Distribution v^-orld-wide ; San Francisco, California; 

 San Pedro, California ; Puget Sound. 



Budde-Lund suggests that Porcellio gemmulatus^ Dana, 

 differs in no wise from Porcellio scaber f. 



30. Metoponoethus, Budde-Lund. 

 75. Metoponort/ius pruinosus, Budde-Lund J. 



Metoponorthus pruinosus, Budde-Lund, Cruat. Isop. Terrestria. 1886. 



pp. 169, 170. ' ' 



Porcellio maculicornis, Koch, Deutschlands Crustaceeu, 1840, p. 34 ; 



Stuxberg, (Efversigt af Vetensk.-Akad, Forhandl. 1875, no. 2, p. 55.' 



Hah. California. 



31. Alloniscus, Dana. 



Analytical Key to the Species o/ Alloniscus. 

 a. Surface of body very densely granulated. 



Margins of epimera serrated 76. ^. mirabilis, Stuxberg. 



* See Budde-Lund for further synonymy, 

 t Crust. Isop. Terrestria, 1885, p. 131. 

 X See Budde-Lund for further synonymy. 



