AUSTRALIAN IIYDROMEDUS.E. 25 



66. Plumularia spinulosa. Bale. (8) 42 (9) 139, (94) 475. 



South coast of Australia (Port Phillip). East coast of New Zealand 

 (Timaru). 



67. Plumularia obliqua. Hincks. (9) 138, (62) 258, (63) 304, (94) 475. 



Laomedea obliqua (67) 106, (123). 



Campanula/rio, (103) 372. 



IT. Sub-genus. APOSTASIS. Von Lenclenfeld. 



The internocles of stem and branches not alternately longer and shorter. 

 Monosyphonic. Hydrothecpe not adnate. 



68. Plumularia obconica. Kirchenpauer. (9) 127, (72) 46, (94) 473. 

 South coast of Australia (St. Vincent's Gulf). 



69. Plumularia producta. Bale. (8) 39, (9) 133, (94) 474. 



70. Plumularia Buskii. Bale. (9) 125, (94) 473. 

 South coast of Australia (Western Port). 



71. Plumularia tripartita. Von Lendenfeld. (94)477. 



South coast of Australia (Port Phillip). East coast of New Zealand 

 (Timaru). 



72. Plumularia Badia. Kirchenpauer. (9) 128, (72) 45, (94) 473. 

 East coast of Australia (Brisbane). 



III. Sub-genus. HAPTOTHECA. V. Lendenfeld. 



The internodes of stem and branches not alternately longer and shorter. 

 Monosyphonic. The hydrotheca? serniconic, attached in such a way that the 

 stem forms part of the circumference of the trophosome. 



73. Plumularia cornuta. Bale. (9) 32, (94) 474. 

 East coast of Australia (Port Denison). 



74. Plumularia rubra. V. Lendenfeld. (94) 476. 

 East coast of Australia (Port Jackson). 



75. Plumularia Ramsayi. Bale. (9) 131, (94) 473. 

 East coast of Australia (Port Denison, Albany Passage). 



76. Plumularia gracilis. V. Lendenfeld. (94) 476. 

 North coast of Australia (Torres Straits). 



IV. Sub-genus. POLYSYPHOXIA. V. Lendenfeld. 

 The stem polysyphonic. 



77. Plumularia Torresia. V. Lendenfeld. (94) 477. 

 North coast of Australia. 



78. Plumularia laxa. Allman. (6) 19, (94) 476. 



36 56' S., 150 3 30', E. from Greenwich ("Challenger,'' 163). 



