Pacific Coast of North America. • 331 



Onisciis granulatus, Lamarck, Hist. Nat. des Animaux sans Vertebres, v. 



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

 Porcellio sciiber, Risso, Crust, de Nice. p. loo ; Hist. Crust, p. 119. 

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

 Porcellio grunidatus, Br6bisson, Mem. Soc. Calv. 1825, p. 261. 

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



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



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

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

 Porcellio grccnidatus, Milne-Edwards, Hist. Nat. des Cru.st. iii. p. 169, 



pi. xxxii. fig. 21. 

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



Ixxi. his. 

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

 Porcellio scaler, Koch, Ueutschlands Crust, p. 34. 

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

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

 Porcellio scaler, Lereboullet, Mem. Strasb. iv. p. 34, pi. i. figs. 4, 5, 



pi. ii. figs. 43-47. 

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



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

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

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



Brit. Crust, ii. p. 475. 

 Porcellio paulenses, Heller, ' Novara ' Exp. p. 136, pi. xii. fig. 5. 

 Porcellio scaler, Plateau, Bull. Acad. r. Belgique, 2nd ser. xxix. 1870, 



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



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



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



Ten-estria, 1885, pp. 129-131 *. 



Bah. Distribution world-wide; San Francisco, California; 

 San Pedro, California ; Puget Sound. 



Budde-Lund suggests that PorcelUo gemmulatus^ Dana, 

 differs in no wise from Porcellio scaher f. 



30. Metoponorthus, Budde-Lund. 



75. 2Ietoponorthus pruinosus, Budde-Lund |. 



Metopo7iorthus pruinosus, Budde-Lund, Crust. Isop. Terrestria, 1885, 



pp. 169, 170. 

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



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



Hob. California. 



31. Alloniscus, Dana. 



Analytical Key to the Species q/" Alloniscus. 



a. Surface of body very densely granulated. 



Margins of epimera serrated 76. A. mirahilis, Stuxberg. 



* See Budde-Lund for further synonymy, 

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

 X See Budde-Lund for further synonymy. 



