LIST OF BRITISH SPONGES. 
Crass. AMORPHOZOA. 
Spongia, Linn. S. N. 1296. 
Les Sponges, Cuv. Tab. Elem. 628, 1798; Rég. Anim. iii. 321, 
1817. 
Spengites, Latreille, Fam. Nat. 547. 
Spongidie and Alcyonidezx, Gray, Brit. Plants, 352, 354. 
Spongiade, Flem. B.A. 518, 1828. 
Spongiaires, M. Edw. in Lam. Hist. Anim. s. Vert. ed. 2. ii. 534. 
Zoophyta porifera, Grant, Crit. Comp. Anat. 5; Cyclop. Anat. 
and Phys. p. 108; Roget, Bridg. Treat. p. 147. 
Ceratophyta spongiosa, Schweiger, Handb. 421, 1820. 
Amorphozoa, Blainv. Man. Act. 527; Johnst. B. Sponges, 78. 
Spongia, Lamour. Bull. Soc. Phil. ui. 182, 1812. 
Order I. SILICEA. 
Fam. 1. TeETHYADS. 
l. TerHya. 
Tethia or Tethya, Lam. Anim. s. Vert. 1. 384; Gray, Br. Pl. i. 
361; Flem. Brit. Anim. 519; Schw. Beobacht. vii. and Handb. 
422. 
Tethea, Johnston, Brit. Sp. and Coral. pp. 81, 244. 
Les Thétyes, Cuv. Reg. Anim. ui. 321. 
Tethium, Blainv. Man, 544. 
Alcionium 8. Cuv. Tab. Elem. 682, 1798. 
1. Teruya Cranium. 
Aleyonium Cranium, Mill. Zool. Dan. Prod. 255; Zool. Dan. 
tab.85, not figured; Turt. Gmel. iv.654; Lamour. Cor. Flez. 
347, Corall. 248. 
Tethya Cranium, Lam. Anim. s. Vert. 1. 386, and ii. 592, 2nd 
edit.; Flem. Brit. Anim. 519; Blainv. Actinol. 544; Stark, 
Elem. ii. 423; Johnston, Brit. Sponges, p. 83. t. 1. f. 1-8, and 
244 (not Risso, E. M. v. 364). 
B 
