10 Verm. 
VI. Vermidea. 
[1918] 
Seurat, L. G. Sur la variation chez 
lea N6matodes. Paris C.R. Soc. Biol. 
811918(1101-1104). 161 
Shephard, J., Searle, J. and Stickland, 
J. One year’s collecting micro-fauna, 
Botanic Gardens lake, Melbourne. 
Victorian Nat. Melbourne 85 1918 (79- 
84). 162 
Shull, Franklin. Effect of environ- 
ment upon inherited characters of 
Hydatina senta. Biol. Bull. Woods 
Hole 34 1918 (335-350). 163 
Shull, A. F. Cell -in constancy in 
Hydatina senta. J. Morphol. Phila- 
delph. 30 1918 (455-464). 164 
Sierra, J. M. Romero. Contribucion 
al estudio de la parasitologia en 
Venezuela. Estudio y clasificacion de 
un Distoma. J. Parasitol. Urbana 5 
1918(80-83). 165 
Smit, J. H. Een drietal wormen van 
het varken. [Drei Wfirmer vom 
Schwoino.'J Ned. Ind. Blad. l)ier- 
geneesk. 30 1918 (592-GOO) 3 figs. 166 
Smit, J. H. Eenige by ingevoerde 
Bengaalsche geiten waargenomen Para- 
sieten. [Einige bei importierten benga- 
lischen Ziegcn beobachtete Parasiten.] 
Ned. Ind. Blad. Diergen. 30 1918 (601- 
609) 3 figs. 167 
Smit, J. H. Een tweetal filarien uit 
den conjunctivaalzak. [Zwei Filarien 
aus dem Conjunctivalsacke.] Batavia 
Ned. Ind. Blad. Diergen. 30 1918 
(196-201). 167a 
Smit, J. H. Een tweetal Nematoden 
uit den darm van kippen. [Zwei 
Nematoden aus dem Darme von 
Hiihnem.] Batavia Ned. Ind. Blad. 
Diergeneesk. 30 1918 (202-207). 167b 
Smith, Bertram. The occurrence of a 
supernumerary ocellus in Planaria 
maculata. Lansing Rep. Michigan 
Acad. Sci. 19 1917 (43 and 44) pi. i. 168 
Smith, Frank. A new North Ameri- 
can Oligochaete of the genus Hajalotaxis. 
Urbana Bull. Illinois State 13 1918 
Art. 3 (43-48) pi. ii. 169 
Soparkar, M. B. “ A Trematode 
parasite of Anoplieline mosquitoes.” 
Ind. J. Med. Res. Calcutta 5 1918 
(512-515). 170 
Soparkar, M. B. vide Liston, Glen. 
Soulier, A. La croix et la rosette 
chez Protula meilhaci. Arch. Zool. 
exp. Paris 57 1918 N. et R. (14-20). 
171 
Southwell, T. and Prashad, Baini. 
Notes from the Bengal Fisheries 
Laboratory. No. 4 Ccstodo parasites 
of Ililsa ilisha (Ham. Bueh.). Calcutta 
Rec. Ind. Mus. 15 1918 (77-88) pis. iv 
and v. 172 
Southwell, T. and Prashad, Baini. 
Notes from the Bengal Fisheries 
Laboratory. No. 5. Parasites of Indian 
fishes. Calcutta Rec. Ind. Mus. 151918 
(341-355) pis. x-xiv. f 173 
Southwell, T. and Prashad, Baini. 
Methods of asexual and parthenogenetic 
reproduction in Cestodes. J. Parasitol. 
Urbana 4 1918 (122-129). 174 
Stefani, C. de. Fossili carboniferi 
dell* Isola d’Elba. Palaeontogr. ital. 
Pisa 23 1917 (1-53) pis. i-iv. 175 
Steiner, G. Bemerkungen fiber die 
von der Deutschon Tiofseo — Expedition 
(Valdivia) gesammelten Nematoden. 
Zfirieh Verb. Schweiz. Naturf. Ges. 
1917 (1918) (270 and 271). 176 
Steiner, G. Nematoda. (In: Bei- 
trage zur Kenntniss d. Land-u. Stiss- 
Wasserfauna Deutsch-Sfidwestafrikas. 
Herausgeg. v. W. Michaelsen.) Lief. 
4 Hamburg (Friederichsen) 1916 (377- 
411). 177 
Steiner, G. Bemerkungen fiber eine 
Mermithidenlarve aus Kamerun. Zool. 
Anz. Leipzig 50 1918 (1-4). 178 
Steiner, G. Neuo und wenig be- 
kannte Nematoden von der Westkfiste 
Afrikas. Zool. Anz. Leipzig 50 1918 
(4-18). 179 
Stephenson, J. Zoological Results 
of a Tour in the Far East. Aquatic 
Oligochaeta from Japan and China. 
Calcutta Mem. Asiat. Soc. Bengal 6 
1917 (83-100) pi. iv. 180 
Stephenson, J. Aquatic Oligochaeta 
of the Inle Lake. Calcutta Rec. Ind. 
Mus. 14 1918 (9-18). 181 
Stewart, F. H. On the life -history of 
Ascaris lumbricoides L. Parasitol. 
Cambridge 10 1918 (197-205). 182 
Stewart, F. H. On the development 
of Ascaris lumbricoides and A. mystax 
in the mouse. Parasitol. Cambridge 10 
1918 (189-196) pi. iv. 183 
