GIBBOSE or GIBBOUS. (_Gibbosus._) Bunched out, embossed, having a lump or swelling of any kind. _Ex._ Bulinus Lyonetianus, (fig. 284.) named Gibbus by De Montfort. Ovulum gibbosum. GIBBUS. Montf. BULINUS _Lyonetianus_, Lam. PUPA, Bl. fig. 284. GIOENIA. A name given in the Encyclopédie Méthodique, to the plates of the stomach of Bulla Lignaria. GLABELLA. Sw. MARGINELLA Glabella (fig. 437), Goodallii, Auct. and similar species. GLANDINA. Schum. POLYPHEMUS, Montf. GLANDIOLUS. Montf. A genus of microscopic Foraminifera. GLAUCONOME. Gray. _Fam._ Solenacea, Lam.--_Descr._ Oblong or oval, transverse, slightly ventricose, equivalve, inequilateral; margins close, rounded anteriorly, somewhat acuminated posteriorly; hinge teeth, three in each valve, of which the central in one, and the posterior in the other, are bifid; muscular impressions anterior, elongated, marginal; posterior sub-quadrate; palleal impression, having a long sinus; ligament oblong, external; epidermis thin, horny, green, folded over the margins.--_Obs._ This shell, of which only one species is known, inhabits some of the rivers in China. C. Chinensis, fig. 64. GLOBIGENERA. D'Orb. A genus of microscopic Foraminifera. GLOBOSE. (_Globosus._) Rounded like a globe or ball, as the species of Helix, represented in fig. 268. GLOBULARIA. Sw. A sub-genus of Natica, consisting of globose species. (Sw. p. 345.) _Ex._ N. Lineata, fig. 328. GLOBULUS. Sow. Min. Con. AMPULLARIA, Auct. GLYCIMERIS. Lam. _Fam._ Solenacea, Lam. Pyloridea, Bl.--_Descr._ Equivalve, transverse, oblong, thick, compressed, gaping at both extremities; hinge callous, without teeth; ligament large, external, prominent; epidermis thick, black, horny, folded over the margins; muscular impressions two, distant, running into the irregular palleal impression which unites them.--_Obs._ But few species of this singular genus are known; Lamarck describes two species from the Northern Seas. Blainville is of opinion that they belong to the family of the Nayades. Fig. 67, G. Siliqua.