BIOLOGICAL. 
Verm. 25 
Of Rotifer family Anurasidce ; Daday (65). Relationship of Pedalioti 
to Arthropods denied ; Claus (60). 
21. Physiology and Experimental Observations. 
Of central nervous system of Earthworms, showing that the ventral 
nerve-cord serves for the transmission of reflexes from segment to seg- 
ment, Leydig’s fibres for those reactions which concern the worm as a 
whole ; FriedlaNder (80). Of cerebral ganglion of Planarians, Nemer- 
tines, Leeches, and Chsetopods ; Loeb (143). Of sense organs (taste and 
smell) of Chsetopods and Leeches ; Nagel (176). Effects of light and 
shade on eyeless Chmtopods ; Nagel (177). Probable influence in 
secretory, as well as in sensory functions, of free nerve-endings in 
Earthworms ; Smirnow (216). 
Excretory function of mesenteron in certain Gephyrea, Cheetopods, 
Nemertines, and Nematodes ; Schimkewitsch (208). 
Calciferous gland of an Earthworm, probably functioning as a spleen, 
and change of function in the coelomic sacs ; Beddard (11). 
Influence of saline media in supporting life in Tubifex ; Ringer & 
Phear (194). 
Property of eggs of Leptoplana normally to digest or excrete 
microbes injected into the animal ; Francotte (78). Experiments 
on parasitism, not confirmatory of Metschnikoff’s views : Mingazzini 
(166). 
Experiments with the eggs of Bilharzia, their inoculation into molluscs, 
guinea-pigs, rabbits, and monkeys ; Lortet & Yailleton (148). 
Experimental Trichinosis in Spermophilus 13 -lineatus ; Stiles (223) 
No. 27. 
22. Medical Notes. 
Parasites of food-animals in Russia ; Gurin (100). Development of 
Taenia mediocanellata in host; Perroncito (183). Trichinosis; Askanazy 
(4). Ligiila not used as a food in Italy, as Leuckart and others have 
maintained; Monticelli (169). Diseases caused by parasites ; Mosler 
& Peiper (173). 
23. Distribution of Parasitic, Commensal, and Symbiotic 
Forms according to their Hosts. 
a. General . 
Animal parasites ; Mosler & Peiper (173). Catalogue of parasites in 
collections of U. S. Bureau of Animal Industry ; Stiles & Hassall (224). 
Animals infected by worms in Italy ; Parona (182). 
