Described Species of FresJi ]V((fer ('nislnrea. 803 



11. P. PICTUS F^raiidt. Conspectus Oniscodoniiii, 17() 

 (1833).— .S7/^r/>r;7/. ()fversi*,4 af Vetensk.-Akiul. F.irliaiidl., 

 1875, No. 2, 511. 



Hab. — Canada near Niagara (FAmi). 



12. P. scABER Latreille. Hist. Nat. Crust, et Insect«s, 

 vii, 45, in part (1804).— F?Yc//. Trans. N. Y. State Agric. Soc. 

 1854,825; First and Second Report on Insects, 121 (1856).— 

 Stuxherq. (')fversigt af Vetensk.-Akad. Fiirhandl. 1875, No. 2, 

 58. 



Oniscus aseUiis Linnt^us. Syst. Nat., Ed. 10, i, 637 ( 1758). 

 —Gould. Invertebrata of Massachusetts, 326 ( 1841 j.—DeKai/. 

 Nat. Hist. N. Y., vi, 51 (1844). 



Hah. — Illinois (Fitch), Canada near Niagara, and California (Eixcn), 

 Newfoundland (Lindahl). 



13. P. spiNicoRNis Say. Jour. Phila. Acad., i, 431 (1817). 

 Hnb. — North America {Soy). 



14. P. TRiLiNEATUS Koch. Deutschlands Crustaceen. 34, 

 9 {lSU)).—SfHxherg. Ofversigt af Vetensk.-Akad. Forhandl. 



1875, No. 2, 59. 



^a6.— Massachusetts and Canada near Niagara (Eisen). 



15. P. viTTATUS Fitch. Trans. N. Y. State Agric. Soc. 

 1854, 814: First and Second Report on Insects, 120 (1856). 



//a6.— New York (Fitch). 



XI. Rhinoryctes Stuxberg. 



1. R. MIRABILIS Stuxberg. Ofversigt af Vetensk.-Akad. 

 Forhandl. 1875, No. 2, 51. 

 Ilab. — California (Eisen). 



XII. SCYPHACELLA Smtth. 



1. S. ARENicoLA Smith. Hep. U. S. Fisli Com. for 1871, 

 bm.—H(irger. Proc. U. S. Nat. Museum, ii, 157 (1879); Rep. 

 U. S. Fish Com. for 1878, 307. 



Hab. — Massachusetts and New Jersey (Harger). 



