LIST OF BRITISH SPONGES. 
Class. AMORPHOZOA. 
Spongia, Linn. S. N. 1296. 
Les S]X)nges, Cuv. Tab. Elem. 628, 1798; R^g. Anim. hi. 321, 
1817. 
Spongites, Latreille, Fam. Nat. 547. 
Spongidiae and Alcyonideae, Gray, Brit. Plants , 352, 354. 
Spongiadse, Flem. B.A. 518, 1828. 
SpoQgiaires, M. Edw. in Lam. Hist. Anim. s. Vert. ed. 2. ii. 534. 
Zoophyta porifera. Grant, Grit. Comp. Anat. 5 ; Cyclop. Anat. 
and Phys. p. 108; Roget, Bridg. Treat, p. 147. 
Ceratophyta spongiosa, Schweiger, lAandb. 421, 1820. 
Araorphozoa, Blainv. Man. Act. 527 ; Johnst. B. Sponges, 7B. 
Spongia, Lamour. Bull. Soc. Phil. hi. 182, 1812. 
Order I. SILICEA. 
Fam. 1. Tethyad^. 
1. Tethya. 
Tetliia or Tethya, Lam. Anim. s. Vert. ii. 384 ; Gray, Br. PI. i, 
361 ; Flem. Brit. Anim. 519 ; Schw. Beobacht. vh. and Handb. 
422. 
Tethea, Johnston, Brit. Sp. and Coral, pp. 81, 244. 
Les Thetyes, Cuv. R^g. Anim. hi. 321. 
Tethium, Blainv. Man. 544. 
Alcioniiim jS. Cuv. Tab. Elem. 682, 1798. 
1 . Tethya Cranium. 
Alcyonium Cranium, Miill. Zool. Dan. Prod. 255 ; Zool. Dan. 
tab. 85, not figured ; Turt. Gmel. iv. 654 ; Lamour. Cor. Flex. 
347, Corall. 248. 
Tethya Cranium, Lam. Anim. s. Vert. ii. 386, and ii. 592, 2nd 
edit.; Flem. Brit. Anim. 519; Blainv. Actinol. 544; Stark, 
Elem. ii. 423; Johnston, Brit. Sponges, p. 83. 1. 1. f. 1-8, and 
244 (not Risso, E. M. v.364). 
B 
