6 Ocel. 
CQ2LENTERATA. 
KOkenthal, W., & Weissenborn, B. Ergebnisse einer Zoolog. Aus- 
fluges an die Westkiiste Norvegens. Jen. Z. Nat. xix, pp. 776-789. 
Lang, A. Gastroblasta raffaeli y Eine durch eine Art unvollstandiger 
Thoilung enstehondo Moduson Kolonio. Jon. Z. Nat. xix (1886), 
pp. 735-763, 2 pis. * 
‘ Gastroblasta raffaeli ) n. sp., Naples. Existence of several gastric tubes ; 
no central stomach ; budding of new tentacles, marginal vesicles, radial 
canals, gastric tubes, and gonads on the radial canal ; successive and 
regular right-angled divisions ; variations in age and size of homologous 
organs ; no radiate structure ; tentacles adradial ; marginal vesicles inter- 
radial ; adult the results of budding plus incomplete divisions ; resem- 
blances to Porpita and Velella. Davidoff’s Phialidium variabile probably 
first stage of Gastroblasta. Keller’s G. timida , from Red Sea, has many 
points of resemblance. 
Lendenfeld, R. v. Metamorphosis of Polina Chuni. P. Linn. Soc. 
N.S.W. ix (1885), pp. 929-931, 2 pis. 
. Beroid of Port Jackson. T. c. pp. 968-976 ; J. R. Micr. Soc. vi, 
p. 1011. 
Neis cordigera, Lesson, quite distinct from Beroe. Ova migrate from 
meridional canals to vascular reticulum, and are there exclusively 
matured. The “ style cells ” are “ poison thorns." 
. Australian IlydromeduSae. P. Linn. Soc. N.S.W. ix, pp. 908-924 
& 977-983. 
. Notes on Australian Coelenterates. Brit. Ass. Rep. ; Nature, 
xxxiv, p. 538. 
. Die Siisswasser Coelenteraten Australiens. Eine Faunistische 
Studie. Zool. JB. ii, pp. 87-108, 1 pi. 
. Note on a Medusa from the Tropical Pacific. Liriope rosacea 
(Eschsch.), Ggbr. P. Linn Soc. N.S.W. x. p. 241. 
. Addendum to the Australian Hydrorriedusce. T. c. pp. 477-480. 
r . Fourth Addendum to the Australian Hydromcdusce . Hydra 
hexactinella , n. sp. T. c. pp. 679-681, 1 pi. 
^Lorenz, L. v. Polypomedusen. Polar-Station Jan Mayen. Beo- 
bachtungs-Ergebn-heransg. v. d. Akad. Wiss. Wien, Bd. iii. 
c Marenzeller, E. v. Ueber die Sarcophytum benannten Alcyoniden. 
Zool. JB. Bd. i, pp. 341-368. 
3 new species ; new genus, Lobophytum. 
* . Anthozoen. Polar station — Jan Mayen. Beobachtungs-Ergebn 
herausg. v. d. Akad. wiss. Wien, Bd. iii. 
°Mark, E. L. Polyps. Selections from embryological monographs. 
Mem. Mus. C. Z. ix. 
MacMunn, 0. A. Observation on the Chromatology of Actiniae. Phil. 
Tr. clxxvi, pp. 641-643, 2 pis. 
Actinia mesembryanthemum, &c., contain a pigment (actiniohmmatin), 
which can be changed into hsemochromogen and haematoporphyrin, and 
