EUGLYPHA TUBEKCULATA. 15 



CALKINS in Biol. Lect. Woods Holl, 1899 (1900), p. 215; (pars) 



Protozoa (1901), pp. 55-56, f. 22 A-D. 

 DANGEARD in Le Botanist, YII (1900), pp. 147, 153. 

 PROWAZEK in Arb. zool. Inst. Wien, XII (1900), pp. 243-252 passim, 



pi. i, f. 1 a-c ; in Zeits. angew. Mikr. V (1900), p. 271. 

 WEST (pars) in Jrn. Linn. Soc., Zool. XXVIII (1901), p. 327. 

 GOETTE Lehrb. Zool. (1902), pp. 38-39, f. 11 (1-7). 

 LISTEE in Lankester's Zoology, I, n (1903), pp. 52-53, f. 3. 

 AVERINTZEFF in Trudui S.-Peterb. Obshch. XXXVI, II (1906), pp. 83, 



93, 94, 291-292, pi. i, f . 20, pi. ii, f. 26 ; in Arch. Protist. VIII (1906), 



p. 114 ; in Zool. Anzeig. XXXI (1907), pp. 245, 310. 

 SCHOUTEDEN in Ann. Biol. lacustre, I (1906), pp. 367, 368, f. 38. 

 ZIEGLER Zool. Worterbuch, 1 (1907), p. 204, f. 191. 

 HOOGENRAAD in Tijds. Nederh. Dierk. Ver. (2) X (1908), pp. 412-413, 



424. 



LANDACRE in Proc. Ohio Acad. IV (1908), p. 429. 

 BROWN (pars) in Naturalist, 1909, p. 107 ; ( pars) in Brit. Assoc. Handb. 



Sheffield (1910), pp. 500, 501 ; in Jrn. Linn. Soc., Zool. XXX (1910), 



pp. 360, 362; in Ann. Scott. Nat. Hist. 1911, pp. 229, 230; in 



Naturalist, 1912, p. 181 ; in Scott. Natur. 1913, p. 208. 

 DOFLEIN Lehrb. Protozoenk., ed. 3 (1911), pp. 24, 30, 141, 154, 623, 



626, ff. 23, 31, 139, 158, 355. 

 HARTOG in Encycl. Brit., ed. 11, XXIII (1911), pp. 246-247, ff. 4 



(a-d), 6 A (1-7). 

 WAILES & PENARD in Proc. R. Irish Acad. XXXI, LV (1911), pp. 16, 



36, 38. 



RAUKAUF in Zool. Anzeig. XXXIX (1912), pp. 372-375, 4 figs. 

 WAILES in Scott. Natur. 1912, p. 60 ; in Jrn. Linn. Soc., Zool. XXXII 



(1912), pp. 125, 144, 145 ; in Naturalist, 1913, p. 147. 

 Difflugia areolata 



EHRENBERG in Abh. Akad. Berlin, 1841 (1842), pp. 304-372 passim, 



413, pi. i (iv), f. 8c; pi. ii (i), f. 45; pi. iii (i), f. 49; pi. iv (v), f. 2; 



in Ber. Akad. Berlin, 1845, p. 319; in Abh. Akad. Berlin, 1847 



(1849), p. 460, pi. vi, in, f. 61 ; in Ber. Akad. Berlin, 1848, p. 215 ; 



op. cit. 1849, pp. 89, 98, 191, 228, 231 ; 1853, p. 266, tables 1-3 opp. 



p. 182; Mikrogeol. (1854), pi. xxxiii (iv), f. 2; pi. xxxiv (i) B, f. 2, 



(iii) B, f . 1 ; pi. xxxviii (xxi), A, f. 2 ; pi. xxxix (iv), f. 25 ; in 



Monatsb. Akad. Berlin, 1861, p. 1098 ; Zweite Nordpol. II (1874), 



pp. 445, 460, pi. iii, f. 23. 



LEIDY in Proc. Acad. Philad. 1880, pp. 336, 338. 

 MAGGI in Rend. R. 1st. Lomb. (2) XXI (1888), p. 301. 

 Difflugia alveolaia 



PRITCHARD Hist. Infns., ed. 4 (1861), p. 907, pi. xxi, f. 11. 

 EHRENBERG in Abh. Akad. Berlin, 1871 (1872), p. 264. 

 Euglypha pusilla 



ENTZ in Termesz fiizetek, I (1877), pp. 162-163, 194, pi. x, ff. 6-8. 

 Euglypha j8 



VEJDOVSKY Thier Org.Brunnenw.Prag (1882), pp. 38-39, pi, ii,f. lj,k. 



Test of medium size, elongate-oviform with hemi- 

 spherical crown, not compressed, glabrous ; the body- 

 scales circular to broadly oval in shape; the aper- 

 ture circular, devoid of neck and bordered by one 



