Described Species of Fresh Wafer Crustacea. 303 



11. P. PICTUS Brandt. Conspectus Oniscodoruni, 170 

 {\mZ).—Stuxherfj. Ofversigt a£ Vetensk.-Akad. Forhandl., 

 1875, No. 2, 59. 



Hab. — Canada near Niagara (Eisoi). 



12. P. scABER Latreille. Hist. Nat. Crust, et Insectes, 

 vii, 45, in part {mU).—FitcJt. Trans. N. Y. State Agric. Soc. 

 1854, 825; P'irst and Second Report on Insects, 121 (1850).— 

 Stnxherq. Ofversigt af Vetensk.-Akad. Forhandl. 1875, No. 2, 

 58. 



Oniscus aseUus Linnaeus. Syst. Nat., Ed. 10, i, 037 ( 1758). 

 — Gould. In vertebrata of Massachusetts, 320 ( 1841 ). — DeKaij. 

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



Hnb. — Illinois (Fitch), Canada near Niagara, and California (Ei><ni), 

 Newfoundland (Lindahl). 



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

 Hab. — North America (Say). 



14. P. TRiLiNEATUS Koch. Deutschhuids Crustacean, 34, 

 9 {lSi{)).SfHxber(j. Ofversigt af Vetensk.-Akad. Forhandl. 

 1875, No. 2, 59. 



/Tafe.— 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 (1850). 



7/a7>.— New York (Filch). 



XI. Rhinoryotes Stuxberg. 



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

 Forhandl. 1875, No. 2, 51. 

 Hab. — California (Eisen). 



XII. SCYPHACELLA SmITH. 



1. S. ARENicoLA Smith. Rep. U. S. Fish Com. for 1871, 

 mH.—Harger. Proc. U. S. Nat. Museum, ii, 157 (1879); Rep. 

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



Hab- — Massachusetts and New Jersey (Harger). 



