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Imhof in Viertelj. nat. Ges. Zurich, XXX (1885), p. 384 j in Jahresb. 

 nat. Ges. Graubiind. Ill (1887), p. 103. 



Paeona in Boll. Scient. II (1880), pp. 47, 48. 



LoKD in Soi. Gossip, 1891, pp. 268-269, £E. 219-223; op. cit. 1892, 

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 (1895), p. 56. 



Cash in Trans. Manch. Micr. Soc. 1891 (1892), p. 52, pi. ii, ff. 6-8. 



Levandbb in Acta Soc. Fauna Penn. XII (1894), ii, pp. 6, 22. 



Feancb in Rea. Erforsch. Balatons. II, i (1897), pp. 9, 10. 



Pbnaed in Rev. Suisse Zool. Til (1899), i, p. 121. 



Lageeheim in Geol. Foren. Stockholm Forh. XXIII (1901), pp. 471, 

 472. 



BtTTLEE in Brit. Assoc. Handb. Dublin (1908), p. 219. 



OosMOVici in Bull Soc. zool. Paris, XXXVII (1912), p. 206. 

 Euglypha pleurostoma 



Caetee in Ann. Nat. Hist. (2) XX (1857), pp. 35, 41, pi. i, f. 19 a-4. 

 Buglypha enchelys 



Wallich in Ann. Nat. Hist. (3) XIII (1864), p. 240, pi. i, S. 46, 47. 

 Trinema [Difflugia) encheli 



Oeeviee in Nat. Oanad. II (1870), p. 73. 

 Trinema enchelys 



Leidy in Proc. Acad. Philad. 1878, p. 172 ; op. cit. 1879, p. 163 ; 

 1880, pp. 336, 339-340; (pars) Preshw. Rhiz. N. Amer. (1879), pp. 

 226-229, 290,-292, 293, pi. xxxix, £E. 1-9, 14-17, 19-31, 34-38, 42-46, 

 51-60, 64-66. 



Paeona in BoU. Scient. II (1880), p. 47. 



Hitchcock (pars) Synops. Preshw. Rhiz. (1881), p. 40. 



Taeanek in Sitzb. bohm. Ges. Wiss. 1881, pp. 224, 234; in Abh. 

 bohm. Ges. Wiss. (6) XI (1882), viii, p. 33. 



Yejdotsky in Sitzb. bohm. Ges. Wiss; 1880 (1881), pp. 136, 138; 

 Thier. Org. Brunnenw. Prag (1882), pp. 39-40, pi. i, S. 11-20. 



Taeb ia Rep. N. Tork State Museum, XXXV (1884), p. 167. 



Imhof in Viertelj. nat. Ges. Ziirich, XXX (1885), p. 384 ; in Jahresb. 

 nat. Ges. Graubiind. XXX (1887), pp. 85, 103, 110. 



Blochmann Mikr. Thierw. Siisswass. (1886), p. 14, pi. i, f . 30 ; ed. 2 

 (1895), p. 18, pi. i, f. 23. 



ScHNEiDEE in Sitzb. Akad. Berlin, 1886. p. 895. 



Whitblegge in Proc. R. Soc. N. S. Wales (2) I (1886), ii, p. 602 ; in 

 Jrn. R. Soc. N. S. Wales, XXIII (1889), ii, p. 299. 



Db Gueenb Excurs. zool. Fayal, &c. (1888), p. 31 ; in Compt. rend. 

 Soc. Biol. 1888, p. 298. 



Gbeeff in Sitzber. ges. Natur. Marburg, 1888, pp. 118-119. 



Haevet in Amer. Natur. XXII (1888), p. 74. 



Maggi in Rend. R. 1st. Lomb. (3) XXI (1888), pp. 301-302. 



MoNiEZ in Rev. Biol, nord Prance, I (1888), p. 86. 



Pbnaed in Mem. Soc. Geneve, XXXI, i, ii (1890), pp. 185-186, pi. x, 

 fE. 51-61 ; in Jahrb. nassau. Ver. Naturk. XLIII (1890), p. 72 ; in 

 Amer. Natur. XXV (1891), p. 1071 ; in Arch. Sci. nat. (3) XXVI 

 (1891), p. 146 ; op. cit. (4) VII (1899), p. 265 ; in Rev. Suisse Zool. VII 

 (1899), I, pp. 14, 101-110 passim ; op. cit. IX (1901), p. 288; Faune 

 Rhiz. Leman (1902), pp. 526-528, 6 figs. ; in Arch. Protist. II (1903), 

 p. 271 ; op. cit. IX (1909), p. 265 ; Sarcodines in Oat. Invert. Suisse 

 (1905), p. 109; in Proc. R. Soc. Bdinb. XXV (1905), pp. 595-597 

 in Jrn. R. Micr. Soc. 1907, p. 278 ; in Brit. Antarct. Bxped. I (1911) 

 pp. 207, 221, 254; in Deux, exped. antarct. fran9. (1911), pp. 4, 12. 



