6 Trot. 
PROTOZOA. 
geneity especially manifest before division. Contact with water produces 
a certain stiffening of the plasma. 
. Die Protozoen des Hafens von Genoa. Nova Acta Ac. L.-C. 
Nat. cur. Bd. xlvi, No. 4. 
ELeckel, E. Das System der Acantharien. SB. Jen. Ges. (Nov., 1885), 
pp. 168-172 (see 1887). 
*Haensler, R. Notes sur quelques Foraminiferes des marnes a bryo- 
zoaires du Yalangiuien de Ste Croux. Bull. Soc. Yaud. xxii, No. 95, 
pp. 260 - 266 . 
•Hallez, P. Arcyotlirix balbiahii , n. g. Mem. Soc. Lille, xvi ; Bull- 
Sci. Nord. (1885); Ann. N. H. xvii, p. 539. 
Presence of amoeboid pseudopodia, and not Heliozoon-like filaments. 
Harker, A. On the Zoocytium or Gelatinous Matrix of Ophrydium 
versatile. Rep. Brit. Ass. (1885), pp. 1074 & 1075. 
Heider, K. Zur metamorphose der Oscarella lobularis. Arch. z. Inst. 
Wien, vi. 
Inter alia — discussion of relation of Protozoa and Porifera (see Sponges). 
Holman, L. E. Multiplication of Amcebcc. P. Ac. Philad. pp. 346-348 ; 
J. R. Micr. Soc. 1887, pp. 249 & 250. 
Apparent case of conjugation and separation. 
*Hubner, E. Englenaceen-Flora von Stralsund. Prog. d. Realgymn. 
Stralsund. Ostern. 1886, 4to. 
4 new species. 
Imhof, 0. E. Neue Resultate iiber der pelagische und Tiefsee Fauna 
einiger im Flussgebiet des Po gelegener Siisswasserbecken. Zool. 
Anz. ix, pp. 41-47. 
• . Ueber mi kroskopische pelagische .Thiere aus den Lagunen von 
Yenedig. T. c. pp. 101-104. [Faimistic.] 
— . Neue Resultate iiber mikroskopische pelagische Thiere aus dem 
Mittelmeer. T. c. pp. 198-200. [Faunistic.] 
New pelagic species of Cyttarocylis — C. adriatica. 
. Ueber mikroskopische pelagische Thiere aus dem Ostseo. T. c. 
pp. 612-615. 
Jones, T. Rupert. Foraminifera. P. Geol. Ass. ix (1885-86), pp. 74 & 75. 
.. The Origin and Constitution of Chalk and Flint, with special 
reference to their Foraminifera , and other minute organisms. Tr. 
Hertf. Soc. iii (1885-86), p. 143-165. 
°Kellicott, D. S. Encystation of Infusorians. The Microscope, vi, 
pp. 53-58, 4 figs. ; J. R. Micr. Soc. vi (4), p. 634. 
“Protective” distinguished from' “ sporular ” encystation. Amphi - 
leptus meleagris encysts on stalk of Opercularia nutans after devouring 
it, and divides into two ciliated daughter forms. Internal budding of 
Podophrya quadripartita. 
