14 Verm. 
VERMES. 
[Roule, L.] (3) Sur la structure liistologique d’un Oligochsete marin 
appartenant a un genre nouveau. C.R. 1888, i ; p. 308. Abstract in 
J. R. Micr. Soc. 1888, p. 222. 
Pachydrilus enchytrceoides , Saint-Loup, is placed in a new genus 
Enchytrceoides , because of its simple circulatory system and lobate 
testes. 
Roussel, A. L’an^mie des mineurs et l’ankylostome duodenal. Rev. 
Sci. (rev. rose) xli, p. 635. 
Rousselet, C. On various Rotifers. Sci. Goss. Aug. 1888, p. 172. 
With a figure of $ Asplanchna myrmeleo. 
Rywosch, — . Die Geschlechtsverhaltnisse des Microstoma lineare. 
SB. Ges. Dorp, viii, p. 439. 
This Microstomum is in summer dioecious, in late summer her- 
maphrodite. 
Saint-Joseph, M. le Baron. Les Annelides Polychetes des Cotes de 
Dinard, Part n. Ann. Sci. Nat. 1888, v, p. 141. 
Continuation and conclusion of monograph. 1 new genus, Labro- 
rostratus , allied to Lumbriconereis , and 23 new species of the following 
genera and subgenera: — Drilonereis (1), Eteone (1), Eulalia (8), 
Euphrosyne (1), Harmothoe (4), Labrorostratus (1), Leptonereis (1), 
Lumbriconereis (2), Mystides (1), Paractius (1), Phyllodoce (2). 
Salensky, M. (1) Development of Annelids. Abstr., J. R. Micr. Soc. 
1888, p. 218. 
. (2) Zur homologie der Seitenorgane der Nemertinen. Biol. 
Centralbl. viii, p. 79. 
The Sarasin brothers have suggested a homology between the organs 
of smell in Lopadorhynchus and other Annelids, and the so-called cerebral 
tubes in the embryos of Helix waltonii. Salensky would extend the 
homology to the cerebral fissures of Nemertines. • 
Schmidt, F. Development of Generative Organs of Cestoda . J. R. 
Micr. Soc. 1888, p. 426. 
Abstract of paper in Z. wiss. Zool. xlvi. 
Schimkewitsch, Wladimir. Sur le Balanoglossus mereschowshii 
(Wagner). Arch. Z. exp6r. 1888, 2, p. xxiii ; Zool. Anz. 1888, p. 281. 
Only one collar-pore (the left) present. The notochord of Bateson is 
an undifferentiated preoral part of the alimentary canal. It is compared 
to a slightly altered Trochosphere. 
Seifert, O. Anlcylostomum duodenale. J. R. Micr. Soc. 1888, p. 739. 
Abstract of paper in Yerh. Ges. Wiirzb. 1888. 
Sonsino, P. Notices Helminthologiques. Arch. Ital. Biol, x, p. 190. 
1. Sur le Cycle vital d’un Nematode h6matozoaire du Chien ( Ft lari a 
immitis). 2. Rictularia plagiostoma et especes semblables. 
