XXXVIi SYNOPTIC CATALOGUE OF 
AT4. 
eathtle 
478. 
479. 
480. 
481. 
482. 
483. 
484. 
485. 
486. 
CXX. RHODOPELTIS, Harvey. 
australis, //av. (PLATE CCLXIV.) 
Has. Parasitical on Amphiroa australis, in Western Australia, W. H. H. 
Family XIV. HELMINTHOCLADIEA. 
CXXI. LIAGORA, Lamourouzr. 
. Cheyneana, Harv. (Puate CLXIL.) 
Has. Cape Riche, /. H.H. Fremantle, Western Australia, G. Clifton. 
. distenta, 47. (J. Ag. Sp. Alg. ii. p. 426.) 
Has. Cape Riche, ‘W.H.#H. Southern Australia, Dr. Curdie! (Medi- 
terranean and Adriatic Seas. Madeira. Loo-choo Islands, C. Wright /) 
viscida, 4g. (J. Ag. Sp. Alg. il. p. 425.) 
Has. King George’s Sound and Cape Riche, W. H. H. Corio Bay, 
Mr. Hannaford! Georgetown, Tasmania, VW. H. H. (Mediterranean and 
Adriatic Seas. West Indies. Azores. Indian Ocean. Red Sea.) 
pulverulenta, J. 4g. (J. Ag. Sp. Alg. il. p. 427.) 
Has. On rocks, South Bay, Fremantle, Geo. Clifton! (West Indies and 
Gulf of Mexico. Loo-choo Islands, C. Wright /) 
australasica, Sond. (Sond. in Pl. Preiss. ii. p. 153.) 
Has. Western Australia, Preiss. 
CXXII. GALAXAURA, Lamourouz. 
obtusata, Jamz. (PLiatE CCXXVIIT.) 
Has. Western Australia, G. Clifton! Tasmania, Herb. Greville. (Tro- 
pical and subtropical oceans.) 
fragilis, Lame. (Kiitz. Sp. Alg. p. 530.) 
Has. Norfolk Island, Dr. M‘William! [Dr. M‘William’s specimens, 
in Herb. T. C. D., agree with what I have received from Chauvin under the 
name “ G. dichotoma,” Lamx. ; from Decaisne, as “ G. fragilis ;” and from 
Areschoug as “ G. cylindrica,” Lamx.—I know not which of these names to 
adopt. The supposed species of this genus require careful revision. | (Tro- 
pical seas generallly.) 
(Microthoe) marginata, amr. (PLATE CXXXVLI.) 
Has. Western Australia. King George’s Sound. Newcastle, New South 
Wales. (Tropical oceans. Port Natal. Rio Janeiro. Japan. Melanesia.) 
(Microthoe) lapidescens, Laz. (Kiitz. Sp. Alg. p- 530.) 
Has. Rottnest Island, W. H. H. Garden Island, G. Clifton! (Tro- 
pical ocean. Canary Islands. Madagascar. Red Sea.) 
(Microthoe) Cliftoni, //q;y. (PLateE CCLXXV.) 
Has. Fremantle, Western Australia. 
Cxxaihi: SCINATA, Bivona. 
furcellata, Biv. (J. Ag. Sp. Alg. ii. p. 422.) 
Has. Swan River, G. Clifton! Western Port, WH. H. Tasmania, 
Gunn! (Atlantic and Mediterranean coasts of Europe. Newport, Rhode 
Island, Bailey! Key West, Florida. Cape of Good Hope. New Zealand. 
Chile. Sandwich Islands. ) 
CXXIV. HELMINTHORA, J. Agardh. 
divaricata, J, 4y. (J. Ag. Sp. Alg. ii. p. 416.) 
