32 DESCRIPTIVE CATALOGUE OF THE 



132. Sarsia radiata. V. Lendenfeld. (95) 583, (96) (97). 



East coast of Australia (Port Jackson). South coast of Australia (Port 

 Phillip). 



133. Sarsia minima. V. Lendenfeld. (95) 384, 98. 

 East coast of Australia (Port Jackson). 



32. Genus DICODONIUM. Haeckel. 



Codonidse with two opposite tentacles. On the vortex of the umbrella 

 there is a conic gallert protuberance, with axial canal. Manubrium short, 

 scarcely projecting beyond the orifice of the umbrella. 



134. Dicodonium dissonema. Haeckel. (50) 27, (95) 585. 

 Australia. 



33. Genus EUPHYSA. Forbes. 



Codonidfe, with three tentacles, rudiments, and one well-developed arm. 

 Umbrella regular. Tetramer not bilateral (excepting the larger dorsal ocellar 

 bulb). On the vortex of the umbrella there is no gallert protuberance. The 

 polypcolonies are gymnoblastic hydroids, with two verticils of filiform 

 tentacles, the medusa? buds at the base of the tentacles belonging to the 

 aboral verticil. (95) 586. 



East coast of Australia (Port Jackson). 



II. Sub-familia TIARINJE. V. Lendenfeld, 1884. 

 TIARIDJE. Haeckel. 



Anthomedusidre, with four broad and folded mouth-arms ; with four or 

 four pairs of gonads, four simple and broad radial canals, and unbranched 

 tentacles. The alimentary polyps with scattered tentacles. (98). 



34. Genus P ANDREA. Lesson. 



Tiarinre, with numerous tentacles in one row, abaxial acelli outside on the 

 base of the stomach. The edges of the stomach are connected with the radial 

 canal by four mesenteria. Four simple gonads, with smooth surface. Longi- 

 tudinal lines of thread-cells in the exumbrella. 



136. Pandsea minima. V. Lendenfeld. (98). 

 East coast of Australia (Port Jackson). 



35. Genus TIAEA. Lesson. 



Tiarinse, with numerous tentacles in one row. Abaxial acellje outside on 

 the base of the tentacles. No stalk to the stomach. Edges of the stomach 

 are joined by four mesenteria, the four radial canals. Gonads, four pinnate 

 leaves, or eight longitudinal masses, which bear irregular transverse bulges. 



137. Tiara papua. Haeckel. (50) 58, (95) 587. 



jEquorea mitra (99) 127. 

 Turns papua (2) TV 346, (39) 639, (100) 283. 

 Northern limit (New Guinea). Indischer Ocean. 



