6 DESCKIPTIVE CATALOGUE OF THE 



HOPLORHIZA SIMPLEX. E. Haeckel. 

 Iloplorltr-a simplex. E. Haeckel. Das System der Medusen. Seite 604 



Hoplorldza simplex. B. v. Lendenfeld. The Scyphomedusse of the Southern 

 Hemisphere. Proceedings of the Linnean Society of New South 

 Wales ; volume ix. part 2, page 293. 



Umbrella flat orbicular with 48 marginal flaps (in each octant 4 large 

 square velar flaps between 2 tongue-shaped projecting ocular flaps) ; 8 

 arms quite simple, cylindrical, as long as the radius of the umbrella. Sub- 

 irenital ostia about as broad as the distance between them. 



O 



Size. Breadth of umbrella, 50 mm. ; height of umbrella, 20 mm. 



Ontogenesis. Unknown. 



Locality. South Australia, Bass Straits. Museum, Godeffroy. 



Genus CANNORHIZA. Haeckel, 1879. 



With eight simple mouth-arms, which are connected with their lateral 

 margins, and form together an octagonal tube, with one opening underneath. 

 Sub-genital porticus continuous. Parochial disc completely separated from 



the umbrella. 



CAXXORIIIZA COXXEXA. E. Haeckel. 



CannorJtiza connexa, E. Haeckel. Das System der Medusen. Seite 605. 



Cannorhiza connexa, R. v. Lendenfeld. The Scyphomedusae of the Southern 

 Hemisphere. Proceedings of the Linnean Society of New South Wales ; 

 solume ix, part 2, page 294. 



Umbrella flat, orbicular, with eighty marginal flaps (in each octant eight 

 narrow rectangular velar flaps between two oval-pointed ocular flaps). Brachial 

 tube formed by the lateral concrescence of eight cylindrical simple mouth-arms, 

 a little longer than the radius of the umbrella. Above, half as broad as long, 

 below, the same breadth. The four wide sub-genital ostia about as broad as 

 the strong and free pillars between them. Brachial disc about as broad as 

 the radius of the umbrella. 



Size. Breadth of umbrella, 80 mm. ; height of umbrella, 30 mm. 



Ontogenesis. Unknown. 



Locality. South Pacific Ocean, near New Zealand, Smith. 



Familia CASSIOPJEIDJE. 



Claus, 1883. 



Khizostoniie with broad flat brachial disc. The eight mouth-arms are long, 

 and possess club-shaped appendages, which are vesicles. The upper-arm con- 

 tinued to form the main branch of the lower arm. Canal nets very dense and 

 with fine meshes, mostly with numerous radial canals. 



