 | Amos Binney - 1851 - 390 páginas
...taking an elongated, curved form, resembling a third pair of tentacles. Respiratory foramen or cleft, in the collar at the angle of the aperture of the shell, with the anal orifice immediately adjoining. Organs of generation uniting at a single outlet, and opening... | |
 | Hermann Loew - 1869 - 840 páginas
...Illy. Frnm whom nrfived. Remarks. 9308 1 Saula Bnrliara III , Cal. Dr. J. 0. Cooper. Type. HELIX, LINK. Body elongated, semi-cylindrical, tapering to a point...distinct. Jaw arcuate, vertically ribbed, margins crenulated. Lingual membrane broad, teeth numerous, centrals tricuspid, Fig. 114. Fig. 113. Jaw of... | |
 | Smithsonian Institution - 1869 - 940 páginas
...Locality. From whom received. Remarks. 9358 1 Santa Barbara III., Cal. Dr. JO Cooper. Type. HELIX, I.INX. Body elongated, semi-cylindrical, tapering to a point...discoidal, globose or conoid, aperture transverse, oblique, Innate or rounded, margins distinct. Jaw arcuate, vertically ribbed, margins crenulated. Lingual membrane... | |
 | Smithsonian Institution - 1869 - 970 páginas
...above, plane beneath, the whole area forming a locomotive disk ; integument reticulated by farrows ; mantle simple, not extending beyond, and accurately...discoidal, globose or conoid, aperture transverse, oblique, Innate or rounded, margins distinct. Jaw arcuate, vertically ribbed, margins crenulated. Lingual membrane... | |
 | United States National Museum - 1885 - 984 páginas
...the peristome of the shell, into which the whole animal may retire; Animal of Patuia noiitaria. • head obtuse ; eyes at the end of long, cylindrical,...of the shell; anal orifice immediately adjoining; no caudal mucus pore, no locomotive disk. Shell widely umbilicated, depressed, discoidal, turbinate,... | |
 | United States National Museum - 1885 - 594 páginas
...to the peristome of the shell, into which the whole animal may retire; Animal of patuia soiitaria. head obtuse ; eyes at the end of long, cylindrical,...collar, at the an*gle of the aperture of the shell; aual orifice immediately adjoining; no caudal mucus pore, no locomotive disk. Shell widely umbilicated,... | |
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... mantle simple, not extending beyond, and accurately fitting to the peristome of the shell, into which the whole animal may retire ; head obtuse ; eyes at the end of long, cylindrical, retractile peduncles ; tentacles short, retractile ; generative... 