. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. 192 Mr. S. O. Ricllej on the Alcyonaria. Gorgonias omnes ponderosissima," whereas this species could hardlj be of a less specific gravity, and is coloured grey or dirty white. The species must therefore be cited as Mena- cella reticularis, Grray, iiec reticulum, Pallas. In its spiciilation it differs very decidedly from the members of the genus Yillognrcjia in having none but simple tuberculate fusiform spicules, with strongly microtuberculate or exfoliating tubercles 5 t
. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. 192 Mr. S. O. Ricllej on the Alcyonaria. Gorgonias omnes ponderosissima," whereas this species could hardlj be of a less specific gravity, and is coloured grey or dirty white. The species must therefore be cited as Mena- cella reticularis, Grray, iiec reticulum, Pallas. In its spiciilation it differs very decidedly from the members of the genus Yillognrcjia in having none but simple tuberculate fusiform spicules, with strongly microtuberculate or exfoliating tubercles 5 the spicules are black in colour, with the excep- tion of the tubercles, whicli are colourless; the largest measure •5 by -101 millim. GonGONBLLACBM, Valcncicnnes. Vereucella, Kolliker (nee M. Edw. & Haime). Jvncella, Klunzinger, pars. Verrucella Candida, n. sp. (Fig. 2.) Corallum branching dicliotomously in various planes j branches few and long and at considerable intervals; the terminal branches, where normally developed, from 3 to 15 inclies long (75 to 375 millim.) • branches given off at angles of 45°'to 90°. Fig. 2.— Verrucella A. Fusiform whorled spicule of verrucfe, x 290 diam. B and D. Diffe- rent forms of double-headed spicule of cortex, X 240 diam. C. Oylindrieal spicule of verrucre, X .300 diam. E. Part of corallum, iucludiug tlie iliird bifurcation from the base, nat. size. Stem and larger branches cylindrical, tlie stem 6 millim. thick, the branches decreasing but slightly in diameter to-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original London, Taylor and Francis, Ltd
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