48 MARINE BIOLOGY OF THE SUDANESE RED SEA. 
Revorts on the Marine Bronoey of the SuDANESE Rep Sra.—VIII. The 
AucyonariAns. By Prof. J. AntHuR THomson, M.A., and Mr. JAmEs 
M. McQusen, M.A., B.Sc., University of Aberdeen. (Communicated 
by Professor Herpman, D.Sc., F.R.S., President.) 
(PLaTEs 5-8 and 4 Text-figures.) 
[Read 5th December, 1907.} 
Tuts collection of Aleyonarians was made in 1906 by Mr. Cyril Crossland, 
M.A., B.Sc., on and off the shores of the Red Sea, in the course of his 
investigation of the Sudanese marine fauna. The localities where he 
collected were :—Suakim, Khor Dongola, Mersa Makdah, Shubuk, Matala, 
Etuleh, Wadi Lehama, Kal el Kebira, Shab Baya, Rawaya, and Agig. 
The indefatigable collector has furnished us with a few notes as to the colour 
of some of the living animals. 
The collection includes the following 26 species :— 
I. STOLONIFERA. 
Clavularia pulchra, Thomson and Henderson. 
Sympodium fulvum (Forskal). 
Tubipora purpurea, Pallas. 
II. ALcyoNnAcEA. 
Xenia umbellata, Lamarck. 
»  cerulea, Ehrenberg. 
»  fuscescens, Ehrenberg. 
Alecyonium spherophorum (Ehrenberg). 
Sarcophytum glaucum, Quoy et Gaimard. 
Sclerophytum gardinert, Pratt. 
55 querciforme, Pratt. 
5s densum (Whitelegge). 
Lithophytum arboreum, Forskal. 
5 brassicum (May). 
rs thyrsoides (Ehrenberg). 
A crosslandt, n. sp. 
Ss macrospiculatum, 0. sp. 
Nephthya zanzibarensis, Thomson and Henderson. 
% albida (Holm). 
Spongodes hemprichi, Klunzinger. 
. hartmeyert, Kiikenthal. 
s suesiand, Ni. sp. 
. pharonis, i. sp. 
III, PsEUDAXONIA. 
Melitodes coccinea (Ellis). 
¥ splendens, n. ap. 
Clathraria rubrinodis, Gray. 
5 acuta, Gray. 
