Monographia heliceorum viventium: sistens descriptiones systematicas et criticas omnium huius familiae generum et specierum hodie cognitarum, Volume 2

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Brockhaus, 1848
 

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Pagina 359 - ... 5, figs. 28-41. Gastrocopta pentodon Walker, Univ. Mich. Mus. of Zool. Misc. Pub. No. 18, 1928, p. 133; Ala. Mus. Nat. Hist. Mus. Paper 8, 1928, p. 133. labium two toothed, of which a single very prominent one is on the middle of the transverse portion of the true labium, and the other is remote, much smaller, and placed in the basal angle of the columella; labrum regularly arquated, tridentate, tooth nearest the base very small, and placed near the smaller tooth of the columella, the two others...
Pagina 358 - ... uniting with the superior termination of the labium ; inferior tooth placed upon the columella, and extending nearly at a right angle with the preceding ; labrum tridentate, teeth placed somewhat alternately with those of the labium, inferior tooth situated at the base and immediately beneath the inferior tooth of the labium. Length about one-tenth of an inch.
Pagina 358 - Shell dextral ; oblong oval, or somewhat obtusely fusiform ; suture distinct ; whorls six, obsoletely wrinkled ; aperture longitudinally subovate ; exterior lip reflected, but not flattened, interrupted above by the penultimate whorl, and with five teeth, of which the superior one, and that which precedes the basal one, are smallest ; labrum with an undulated lamelliform tooth, its anterior extremity little elevated, but elongated so as almost to join the superior extremity of the exterior lip. Length...
Pagina 81 - Texas as the habitat of var. |3 of this species in his Monograph, and also on p. 456 of Roemer's Texas it is quoted from New Brauenfels.
Pagina 357 - ... orbicular, complete, the lamina of the labium being elevated above the surface of the preceding whorl, and joining the extremities of the labia ; labium with a large, elongated, prominent tooth, which is concave on the side towards the labrum ; labrum bidentate, a large tooth or fold far within the throat, caused by the fold of the umbilicus : throat much contracted by the large tooth of the labrum into the form of a horse-shoe. Total length less than one-tenth of an inch.
Pagina 83 - ... 3 in latere dextro, 4 in sinistro, summo tuberculiformi , secundo valido, lamelliformi. — Long. 35, diam. 44 mill. Ap. 44 mill, longa, 7 lata. (Mus. Cuming.) Ни/пин* Grayanus Pfr. in Proc. Zool. Soc. <845. p. 73. Habitat in Brasilia. •Л.'.
Pagina 357 - Shell dextral, short, subovate, white ; apex obtuse ; whorls . five ; umbilicus distinct ; aperture regularly orbicular, complete, the lamina of the labium being elevated above the surface of the preceding whorl, and joining the extremities of the labia ; labium with a large, elongated, prominent tooth, which is concave on the side towards the labrum ; labrum bidentate, a large tooth or fold far within the throat, caused by the fold of the umbilicus : throat much contracted by the large tooth of...
Pagina 360 - Qavida; spira parum attenuata, ápice obtusa; anfr. 5 convexi, ultimus praecedente planior; apertura semiovalis, ö-denlala: dentibus singulis validis in pariete aperturali et columella , 2 mediocribus in margine dextro, quinto mínimo in basi palati; perist, simplex, margine dextro expanso, columellari rellexo.
Pagina 525 - Succinea áurea Lea in Proc. Amer. phil. Soc. 1841. II. p. 31.

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