40 Verm. 
XV. VERMES. 
[1904] 
Histology of cylindrical epithelial cells, Holmgren (201). 
Histology of brain and nerve cord of Placohdetla pediculata. Hemingway 
(191). 
Histology of nerve fibres in the digestive tube of the leech, Azoulay 
(16). 
Histology of the blood system of the Rhynchohdellidce, Arnesen (13). 
Three forms of light cells, Apathy (11).' 
Leech as a sight restorer, Clarke (86). 
Ergastoplasmic functions, nephridia, Hirudo, Fage (134). 
Ovogenesis of Branchellion, P^rez & Gendre (348). 
Gregarines parasitising Hiriidinea, Brumpt (55). 
Distribution. 
Lake Baical, list of spp. found, Yakhontov (478). 
Sligo, freshwater leeches, Scharff (396). 
Roumania, Hirudinidse ; Scriban (44). 
North and South Portugal, marine fauna, Nobre (333, 334). 
Constantine, Algeria, a Trypanosome in Helohdella algim, Billet (25). 
Victoria, a freshwater leech, Kershaw (230). 
Systematic. 
Leech, structure of nerve fibres in the digestive canal, Azoulay, C.R. Soc. 
Biol. Ivi, pp. 465-468, 2 figg. 
Aulostoma gulo, anatomy and histology of digestive organs, Spiess, Rev. 
Suisse Zool. xii, pp. 585-647, pis. x & xi. 
Branchellion torpediriis, muscle fibres, Perez & Gendre, C.R. Soc. Biol. 
Ivii, pp. 113-115 ; ovogenesis, P^rez & Gendre, t. c. pp. 605 & 606. 
Clepsine striata to Olossosiphonia^ characters, Scriban, Ann. Univ. Jassy iii, 
p. 18. 
HcBinopis sanguisuga^ histology of digestive epithelium, Spiess, C.R. Soc. 
Biol. Ivi, pp. 698 & 699; H. sanguisuga, parasitised by Gregarines, 
Brumpt, op. cit. Ivii, pp. 165-167. 
Helohdella algira^ at Constantine, parasitised by a Trypanosome, Billet, 
C.R. Ac. Sci. cxxxix, 2, pp. 574-576. 
Hemiclepsis inarginata^ parasitised by Gregarines, Brumpt, C.R. Soc. 
Biol. Ivii, pp. 165-167. 
Hirudo inedicinalis, cylindrical epithelial cells, Holmgren, Arch. mikr. 
Anat. Ixv, 2, pp. 280-297, pis. xviii &, xix, 5 figg. ; morphology, 
LiVANOW, Zool. Jahrb. Anat. xix, pp. 29-91, xx, pp. 153-226, 
pis. ii-vi, ix-xi. 
Limnohdella quinqiiestriata^ Victoria, freshwater form, Kershaw, Victorian 
Natural, xx, 9, Zoology, pp. 122-125. 
Nephelis vulgaris { = Herpohdella atomaria Carena), parasitised by a new 
Nematode, Schuberg, Verb. Ver. Heidelb. vii, pp. 629-632. 
Placohdetla catenigera^ parasitised by Gregarines, Brumpt, C.R. Soc. Biol. 
Ivii, pp. 165-167; P. pedicidata, brain and nerve cord, Hemingway, 
Science xix, p. 218. 
Protoclepsis tessellata, morphology, Livanow, Zool. Jahrb. Anat. xix, pp. 29- 
91, XX, pp. 153-226, pis. ii-vi, ix-xi. 
Rhynchohdellidce, histology of the blood system, Arnesen, Jena. Zeitschr 
xxxviii, 4, pp. 771-806, pis. xxvi-xxviii. 
