LIST OF PUBLICATIONS. 
Verm. 9 
Imiiof, O. Ein nCues Mitglied der Tief see-fauna dor Sufis wasserbecken. 
Zool. Anz. 1888, p. 48. 
A new genus, Vctrovermis, allied to Ctenodrilus. From St. Moritz. 
Joyeux-Laffuie, J. Sur le systeme nerveux du Ch^toptere. C.R. 
1888, i, p. 148. Abstract in J. R. Micr. Soc. 1888, p. 225. 
Kennel, J. (1) Untersuchungen an neuen Turbellarien. Zool. Jahrb. 
iii, p. 447. 
On Planaria alpina , Dana, found in cold streams near Wurzburg. 
On P. aurita , n. sp., and P. fissipara , n. sp., from Trinidad ; with an 
account of asexual reproduction in the latter. The rods in Triclads and 
some Rhabdocceles cannot be homologised with the nettle-cells of Ccelen- 
terates. They lie, not in the epithelium, but in the sub-epithelial 
connective tissue, and are bodily discharged on pressure. An account of 
three Rhabdocoeles from Trinidad : Mesostoma ehrenbergii , Stenostoma 
bicaudatum , n. sp., and Prorhynchus applanatus , n. sp. 
. Die Ableitung zunachst der sog. einfachen Augcn der Arthro- 
poden, namlich dor “ Stemmata,” der Inficcten larven, Spinnen, 
Scorpioniden, &c., von Augen der Anneliden. SB. Ges. Dorp, viii, 
p. 405. 
Knupffer, P. Beitrag zur Anatomie des Ausfuhrungsganges der weib- 
lichen Geschlechtsproducte einiger Acanthocephalen. Mem. Ac. 
Petersb. xxxvi, No. 12. 
lucludes a description of Echinorhynchw pseudo- segmcntatus , n. sp., 
from Spermophilus citillus. 
Koehler, R. Structure of Echinorhynclii. J. R. Micr. Soc. 1888, p. 422. 
Abstract of paper in Zool. Anz. 1888. 
Kukenthal, W. Beobachtungen am Regenwurm. Biol. Centralbl. viii, 
p. 80. 
From experiments on the Earthworm by feeding with carmine and 
indigo, author concluded that solid matter was not excreted by the 
nephridia. 
Kulagin, N. Zur Anatomie und Systematik der in Russland vorkom- 
menden Fam . Lumbricidce. Zool. Auz. 1888, p. 231. 
A preliminary note. 
Kultsciiitzky, N. (1) Die Befruchtungsvorgange bei Ascaris megalo- 
ccphala. Arch. mikr. Anat. xxxi, p. 567. 
The polar bodies are formed by a true process of karyokinesis. The 
spermatozoon, during the formation of the polar bodies, decreases in 
size by losing not only its protoplasm, but some of its chromatin; so that 
the $ prouucleus is not formed of all the chromatin of the spermato- 
zoon. The author opposes Hertwig’s view of impregnation as the fusion 
