REPORT ON THE POLYZOA. 
3 
2. Hippothoa. 
(1) Hippothoa clivaricata, Lamouroux. 
(2) Hippothoa flagellum, Manzoni (PI. XXXIII. fig. 7). 
3. Pasythea. 
(1) Pasythea eburnea (Smitt) (PL XXXIV. fig. 1). 
4. Brettia. 
(1) Brettia australis, n. sp. (PL XXXIV. fig. 3). 
(2) Brettia cornigera, n. sp. (Pl. XXXIV. fig. 6). 
1. Eucratea, Lamouroux. 
Scrujoaria, Brit. Mus. Cat., vol. i. p. 28, Oken [1813], &c. 
Eucratea, Lamx. [1812], Johns t., Fleming, d’Orb. (pars), Smitt, Hincks, Auctt. 
Unicellaria (sp.), Blainv. 
Catenaria (pars), d’Orb. 
Cellularia (pars), Pallas. 
Cellaria (pars), Solander. 
Sertularia (sp.), Linn. 
Character . — Zocecium usually with a creeping adherent base, erect, branching. 
Zooecia calcareous, rising one from another singly. Aperture oblique, terminal or 
subterminal. Orifice semicircular, with a straight lower border. Branches springing from 
the front of a zooecium below the aperture. 
Eucratea chelata, Linne (sp.). 
Sertularia chelata, Linn. 
Cellularia chelata, Pallas, Bruguiere, Bose, Lamk. 
Cellaria chelata, Ell. and Soland. 
Eucratea chelata, Lamx., Johnst., Hincks, Smitt, Gosse, Alder, &c. 
Scruparia chelata, Oken, Brit. Mus. Cat., Gray, Gosse, Wyv. Thoms., Hincks, Smitt, 1865. 
Eucratea loricata, Fleming. 
Unicellaria chelata, Blainv. 
Catenaria chelata, d’Orb. 
Crisia chelata , Johnst., Hassall. 
Eucratee cornee, Milne-Edw. 
Character. — Zooecia in the form of a horn, short. Aperture oval, oblique ; peristome 
thin, raised, membranous part of front depressed. Orifice semicircular. Branches arising 
from the front of a zooecium close below the aperture (often aborted). Ooecia mitriform, 
acuminate, subcarinate. 
Habitat . — Station 163a, off Twofold Bay, 150 fathoms, green mud. 
[Cosmopolitan.] 
