620 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxxii. 



com munis var. ovis Cuktice, Aniui. Paras. Sheep, 1890, p. 5(5. — Gil- 

 lette, Can. Entom., 1899, p. 9.^-Spencer, Bull. 124, Virginia Agric. 

 Exp. Sta., May, 19U1, pp. 41— IG. — Knowles, Journ. Comp. Med. Vet. 

 Archives, I'hilad., Oct., 1900. 



SARCOPTES. 

 S(irc()i}tc.s Latreille. (Jen. Crust. Ins., I, 180<), p. 151. 



S. canis Gerlacii, Kriltze und Itaubc, 1857, p. 141. 



S. equi Gerlach, Kratzm, 1857. p. 72. — Megnin, Parasit., 1880. p. KU. — Lug- 

 ger, 2nd Ann. Rept. Entom. Minnesota Exp. Stat, 1896, p. 59. — Spencer, 

 Bull. 125, Virginia Agric. Exp. Sta., June, 1901, pp. 49-52, 2 tigs.— 

 Knowles, Journ. Comp. Med. Vet. Archives, Philad., Oct., 1900. — Peters. 

 Bull. no. 74, Nebraska Agric. Exp. Station, 1902, pp. 1-27, 7 figs. 



S. ovis Megnin, Parasit, 1880, p. 1(>8. — Curtice, Anirn. Parasit Sheep, 1890, 

 p. 54. 



S. scabiei De Geer, Mem. Hist Ins., VII, 1778, p. 94. — Megnin, I'arasit, 1880, 

 J). 1()9. 



hoiiiiui.^ Hering, N. Acta Ac:ul. Leop., XVIII, 1838, p. 584. 



S. scabieicrustosse Furstenberg, Kratzm. Menschen u. Thiere, 1801, p. 212; 

 Insec't Life, V, 1893, p. 283. 



S. suis Gerlach. Kriitze und Kaube, 1857. p. 137. — Megnin. Parasit, 1880, 

 p. 103. — Lugger, 2nd Ann. Kept Entom. ISIinnesota Exp. Stat, 1890, p. 58. 



Family CYTOLEICHID.E. 



LAMINOSIOPTES. 



LdiiiiiKtsioptcs Megnin, I'aras. et Mai. par., 1880, p. 151. 



L. cysticola N'lzioLi. (Jiorn. Anat. FisioL, I, 1870. p. 257. 

 [/iilliiiannn Megnin. Parasit, 1880, i). 152. 



CYTOLEICHUS. 

 ('jliith'iclius Megnin. Journ. Anat. et IMiysiol., XV. 1879, p. 150. 



C. nudus \'i/,ioLi. (4iorn. Anat. Fisiol., I, 1870, p. 257. 

 sarcoi>to'uU'i> Megnin, Parasit, 1880, p. 153. 



Family EIIIOPTIYID.E. 



ERIOPHYES. 

 Eriophi/cs Siebold. Jahresber. Schles. (Jes. Kult.. XXVIII. 1850. p. 89. 



E. abnormis Garman. App. 12th Illinois Rept. 1883. p. 134. 



E. aceris-crumena Riley, Amei'. Entom. and Bot, II, 1870. p. 339. 



(icrricola Garman, App. 12tli Illinois Rept, 1883, p. 135. 

 E. Eenigma Walsh, Proc. Amer. Entom. Soc, III, 18()4, p. 608 (as Vccidonnjia) ; 



VI, 1808, p. 227. 

 E. brevitarsus Fockeu, Rev. biol. Xord. France, III, 1890, p. 3. 

 E. caulis Cook, 29th Ann. Rept Geol. Indiana, 1904, p. 859. 

 E. fraxini Garman, App. 12th Illinois Rept, 1883, p. 136. 

 E. malifoliae Parrott, Bull. 283, New York Exp. Station. 1907, p. 312. 



