ASSULINA MUSCOEUM. 55 



2. Assulina muscorum Greeff. 

 (Plate XLI, figs. 6-9 ; PI. XLIII, figs. 2-6.) 



Assulina seminulum 



Leidt (pars) Freshw. Rhiz. N. Amer. (1879), pi. xxxvii, S. 15-16, 26. 

 AVEBINTZBI'F (pars) in Trudui S.-Peterb. Obshch. XXXVI (1906), 



II, p. 298. 

 Assulina muscorum 



Grbbff in Sitzber. Ges. nat. Marburg, 1888, pp. 117-118. 



Hbinis in Zool. Anzeig. XXXIII (1908), pp. 713-714; in Arch. 



Hydrobiol. V (1910), pp. 109-110; in Rev. Suisse Zool. XIX 



(1911j, p. 255. 

 Pbnabd in Arch. Protist. IX (1909), p. 265; in Brit. Antarct. Exped. 



1, 6 (1911), pp. 204, 207, 220, 225 ; in Deux, exped. antarct. frann. 



(1911), Rhiz. pp. 4, 5. 

 Beown in Naturalist, 1910, p. 93; op cit. 1912, p. 181; in Brit. 



Assoc. Handb. Sheffield (1910), p. 5u0 ; in .Ann. Scott. Nat. Hist. 



1911, pp. 229, 230 ; in Scott. Natur. 1912, p. 112 ; 1913, p. 210. 

 Wailbs & Pbnaed in Proc. R. Irish Acad. XXXI, lxv (1911), 



pp. 14, 21, 60, 61, 62. 

 Edmondson in Univ. Colorado Stud. IX (1912), p. 69. 

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



(1912), pp. 126, 150, 159 ; loc. cit. (1913), p. 213 ; in Naturalist, 1913, 



p. 147; in MuiTay's Nat. Hist. Bolivia and Peru (1913), p. 32. 

 Assulina minor 



Penard in Mem. Soc. Geneve, XXXI (1890), ii, p. 177, pi. ix, 



ft". 14-25 ; in Jahrb. nassau. Ver. Naturk. XLIII (1890), p. 71 ; 



in Amer. Natur. XXY (1891), pp. 1071, 1074, 1075 ; in Arch. Sci. 



nat. (4) VII (1899), p. 243 ; Paune Rhiz. Leman (1902), pp. -519- 



520, 4 figs. ; in Arch. Protist. II (1903), p. 272 ; in Proc. Roy. Soc. 



Edinb. XXV (1905), p. 593; Sarcodines in Cat. Invert. Suisse 



(1905), p. 107. 

 Lagbehbim in Geo! Poren. Stockholm Porh. XXIII (1901), pp. 



477, 516. 

 Evans in Proc. R. Phys. Soc. Edinb. XVII (1907), table 1. 

 MuEBAY in Ann. Scott. Nat. Hist. 1907, p. 96 ; in Bathym. Surv. 



Scott. Lochs, I (1913), p. 326. 

 CocKEEBLL in Univ. Colorado Stud. VI (1909), p. 305. 

 HOPKINSON in Irish Natur. 1910, p. 3. 

 Edmondson in Univ. Colorado Stud. IX (1912), p. 69. 



Test small, brown or rarely colourless, oviform, 

 compressed ; transverse section oval or lenticular ; 

 longitudinal section lenticular, truncate anteriorly at 

 the aperture ; formed of imbricated oval plates usually 

 arranged in alternating diagonal rows or occasionally 

 irregularly; plasma, colourless with a central band 

 of granules and sometimes containing chlorophylous 

 particles, nearly or quite filling the test; nucleus of 



