162 RECORDS OF THE AUSTRALIAN MUSEUM. 



Genus Halacarus, Gosse 



Halacarus (Polymkla) hispidus, Lohm 



Halacarus (Polymela) hispidus, Lohm., Ergeb. Plankton Exped., 

 ii., 1893, p. 71, pi. iii., f. 7, 9-11. 



Host. — Algfe. 



Hab. — Pacific Ocean, Sydney. 



Halacarus (Polymela) PAxoPiE, Lohm 



Halacai-us (Polymela) jJChnopcp, Lohni., Ergeb. Plankton Exped., 

 ii., 1893, p. 72, pi. iii., f. 1,8, pi. iv., f. 8, 9. 



Host. — Alg;e 



Hah. — Pacific Ocean, Sydney ; Atlantic Ocean, Cape Verd. 



Halacarus (Polymela) panop.e, var. squamifera, Lohm. 



Halacarus (Polymela) panojxe, var. squami/era, Lohm., Ergeb. 

 Plankton Exped., ii., 1893, p. 73. 



Host. — Algje. 



Hab. — Pacific Ocean, Sydney ; Atlantic Ocean, mouth of the 

 Amazon River. 



Halacarus (Polymela) chevreuxi, Troues. 



Halacarus (Polymela) chevreuxi, Troues., Naturaliste, (3), xi., 

 1889, p. 162 ; Bull. Sci. France Belgique, xx., 1889, p. 245 ; 

 Lohman, Ergeb. Plankton Exped., ii., 1893, p. 73, pi. iv., f. 

 3-7, 10, 11, text fig. 6; Trouessart, Bull. Soc. Zool. France, 

 xxv., 1900, p. 46. 



Hosts. — Algae and Corals. 



Hab. — Pacific Ocean, Sydney, Chili ; Atlantic Ocean, Azores, 

 Canaries ; Mediterranean Sea. 



Halacarus oblongus, Lohm. 



Halacarus obloru/us, Lohm., Ergeb. Plankton Exped., ii., 1893, p. 

 83, pi. ix., f. 1, 3, pi. x., f. 3, 7, text fig. 9. 



Hosts. — Ascidians and Alcyonarians. 

 Hah. — Pacific Ocean, Sydney. 



