. GLYCIMEEISi 101 



(GLABELLA. Swainson, 1840. Maeginella Grlabella (fig. 

 437), Groodallii, Auct. and similar species, 



GLANDINA. Sclium. 1817. Polyphemus, Montf, 



G-LANDIOLUS. Montf. A genus of microscopic Foraminifera. 



aLAUCONOME. Gray, 1829. Fam. Solenacea^ Lam.— Descr. 

 Oblong or oval, transverse, sligbtly ventricose, equivalve, inequi- 

 lateral ; margins close, rounded anteriorly, somewhat acuminated 

 posteriorly; hinge teeth, three in each valve, of which the central 

 in oncj and the posterior in the other, are bifid j muscular im- 

 pressions anterior, elongated, marginal ; posterior sub-quadrate ; 

 palleal impression, having a long sinus ; ligament oblong, ex- 

 ternal ; epidermis thin, horny, green, folded over the margins. 

 — Obs. C. Chinensis was the first species described, since which 

 eight more have been added, in a monograph by Eeeve, several 

 of which were brought by Mr. Cuming from, the Philippine 

 Islands. PL iii. fig. 64. 



G-LOBIGrENEEA. P'Orb. A genus of microscopic Eorami- 

 nifera. 



GrLOBOSE. {Glohosus.) Eounded like a globe or ball, as the 

 species of Helix, represented in fig. 268. 



GLOBULAB-IA. Swainson, 1840. A sub-genus of Natica, con- 

 sisting of globose species. (Sw. p. 345.) Ex. N. Lineata, 

 fig. 328. 



GLOBULUS. Sow. Min. Con. Part of Ampullaeia, Auct. 



GLOSSUS. Poli, 1795. Isocaedia Moltkiana, and similar 

 species. PL vi. fig. 126, 



GLYCIMBEIS. Lamarck, 1799. Fam. Solenacea, Lam. Py- 

 loridea,.BL — Descr. Equivalve, transverse, oblong, thick, com- 

 pressed, 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. G. Siliqua. PL 3. fig. 67. 



M 



