614 BULLETIN 54, UNITED STATES NATIONAL MUSEUM. 



PORCELLIO LjEVIS Latreille. 



Porcellio lievis Latreille, Hist. Nat. des Crust, et Insectes, VII, 1804, p. 46; 

 Genera Crusta ceo rum et Insectorum, I, 1806, p. 71. — Leach, Edinb. Encycl., 

 VII, 1813-14, p. 406; Trans. Linn. Soc. London, XI, 1815, p. 375. 



Oniscus hims Lamarck, Hist. Nat. des animaux sans VertSbres, V, 1818, p. 154. 



Porcellio degeerii Audouin and SAVKiNv, Descript. de I'Egypte, 1826, p. 289, pi. 

 XIII, fig. 5. 



Porcellio eiicercus Brandt, Bull. Soc. Imp. d. Moscou, VI, 1833, p. 177. — Milne 

 Edwards, Hist. Nat. des Crust., Ill, 1840, p. 168. 



Porcellio si/riacns Brandt, Bull. Soc. Imp. d. Moscou, VI, 1833, p. 178. — Milne 

 Edwards, Hist. Nat. des Crust., Ill, 1840, p. 170. 



Porcellio cinerascens Brandt, Bull. Soc. Imp. d. Moscou, VI, 1833, p. 178. 



Porcellio dnbius Brandt, Bull. Soc. Imp. d. Moscou, VI, 1833, p. 178. — Milne 

 Edwards, Hist. Nat. des Crust., HI, 1840, p. 170. 



Porcellio poei/i GvEUi'N, Comptes Rendus, 1837, p. 132. 



Porcellio hfvis Milne Edwards, Hist. Nat. des Crust., Ill, 1840, p. 169. 



Porcellio urbicus Koch, Deutsch. Crust., 1835-1844, p. 36. 



Porcellio ovatus Zaddach, Synops. Crust Pruss. prodromus, 1844, p. 13. 



Porcellio degeerii Lucas, Expl. d' Alg., I, 1849, pp. 69, 139. 



Porcellio l.Tvis Lereboullet, Mem. de la Soc. de Strasbourg, IV, 1853, p. 45, pi. i, 

 fig. 7; pi. Ill, figs. 55-60. 



Porcellio cubensis Saussure, Mem. Soc. phys. Geneve, XIV, 1858, p. 477, pi. v, 

 fig. 35. 



Porcellio snmichrasti Saussi're, Mem. Soc. phys. Geneve, XIV, 1858, p. 478, pi. v, 

 fig. 36. 



Porcellio cotillx Saussure, Mem. Soc. phys. Geneve, XIV, 1858, p. 478, pi. v, fig. 37. 



Porcellio inexicamis Saussure, Mem. Soc. phys. Geneve, XIV, 1858, p. 479, pi. v, 

 figs. 39, 40. 



Porcellio aztecus Saussure, Mem. Soc. phys. Geneve, XIV, 1858, p. 479, pi. v, fig. 38. 



Porcellio lievis Budde-Lund, Nat. Tidsskrift., 3dser., VII, 1870, p. 236. 



Porcellio aztecus Miers, Proc. Zool. .Soc. Lond., 1877, p. 669. 



Porcellio l.rris Budde-Lund, Crust. Isop. Terrestria, 1885, pp. 138-141 (see Budde- 

 Lund for further synonymy); Entom. Meddelel., IV, 1893-94, p. 118. — Sars, 

 Crust, of Norway, II, 1899, pp. 181-182, pi. lxxix, fig. 2. — Richardson, 

 Proc. U. S. Nat. Mus., XXI, 1899, pp. 862-863; Amer. Nat., XXXIV, 1900, 

 p. .304; Proc. U. S. Nat. Mus., XXI, 1901, pp. 566-569. 



Localities. — Oakland, California; Cincinnati, Ohio; Raymond, Cal- 

 ifornia; San Francisco Bay, California; San Antonio, Texas; St. 

 Marys, Georgia; New Providence, Bahamas; Washington, District of 

 Colnm})ia; Hamilton, Bermudas; Colfax, California; Las Cruces, New 

 Mexico; Unalaska; Key West, Florida; Monterey Bay, California; 



vato. Pedum ultimi paris articulus basalis infra visus eadem latitudine ac longitudine, 

 supra convexus; appendix exterior subdepressa, lanceolata, margine interiore sub- 

 recto, exteriore curvato, latitudine maxima quartam longitudinis partem pequante; 

 appendix interior teres, exteriore tertia parte brevior. 



Color dorsi ex rufo fusco-griseus, immixtis maculis pallidioribus oblongis irregu- 

 laribus numerosis, in duas series latas parvo intervallo distantes digestis. Cauda 

 plernnique unicolor segmento ultimo ad basin bi- (vel tri-) punctato. 



Variat vitta longitudinali albo-grisea serieque macularum majorum ejusdem coloris 

 lateral!. 



Longitudo 13 mm., latitudo 6 mm.; longitudo antennaruni exteriorum 6 mm. — 

 Stuxberg, 0fverH. Vet. Akad. Forh., 1875, No. 2, p. 57. 



