Ccel 1 
CIELENTERATA. 
BY 
J. Arthur Thomson, M.A., F.R.S.E., 
Lecturer on Zoology in the School of Medicine, Edinburgh. 
List of Publications. 
Bale, W. M. The Genera of Plumulariidce , with Observations on various 
Australian Hydroids. Tr. R. Soc.Vict. xxii, 38 pp. [see 1887] ; J. R. 
Micr. Soc. 1887, p. 248. 
Revision of genera ; classificatory • notes ; critical review of recent 
researches; Sertularellajohnstoni and Plumularia watsii, n. spp. 
°Barrois, C. Sur le calcaire a polypiers de Cabri&res, Herault. Ann. 
Soc. geol. Nord. xiii, pp. 74-101. 
Bedot, M. Recherches sur les Cellules Urticantes. Rec.Z. Suisse, iv, 
(1), pp. 51-70, 2 pis. ; Arch Sci. nat. xv, pp. 415 & 416 ; J. R. Micr. 
Soc. vi (4), pp. 626 & 627. 
Nematocysts in Siphonophora ; histology and development of Nemato- 
cysts in Velellidce and Physalidce. 
Braun, M. Zur Behandlung dot Authozoen. Zool. Auz. ix (1886), 
pp. 458 & 459. 
Preparation of Anthozoa. 
Brazier, J. Notes on the Distribution of Ceratella fmca , Gray. 
P. Linn. Soc. N.S.W. (2) i, June, 1886, pp. 575 & 576 ; Ann. N. H 
xviii, p. 499. 
^Breckenpeld, A. H. Natural History of Hydra (popular). Am. Micr. 
J. vii, No. 12, pp. 221-227. 
Brooks, W. K. The Life-history of the Hydromeduace : a Discussion of 
. the Origin of the Medusa, and the significance of Motagonosis. 
Mem. Bost. Soc. iii, No. 12, pp. 359-430 ; J. Hopk. Univ. Circ. vj 
pp. 86-88 ; Ann. N. H. xviii, pp. 22-30 ; J. R. Micr. Soc. vi (4), 
pp. 625 & 626. 
Discussion of Narcomedusce, Cunocantha octonaria , Trachoniedusce, 
Liriope scutiger , Gcryonidce, Anthomedusce , Turritopsis , Eutima. Life- 
