Wyniki wyszukiwana dla hasla Zoologia4 262Arquivos dc Zoologia Rccyc, L.A., 1865. Monograph of the genus Cerithium. Conchologia Iconica 15:158 Arquivos de Zoologia Melanoides tuberculatus is an alien species in South America, coming from E160 Arquivos de Zoologia sharp. Stornach without complex folds. Pallial gonoducts with massive lamin162 Arquivos de Zoologia versal folds with irregulai surface; anterior region with area about twice 164 Arquivos de Zoologia and half in viseeral mass between pericardium and rectum. Nephrostome a bro166 Arquivos de Zoologia rachidian tooth with 7 cusps, being central cusp largcr (about double), bas168 Arquivos de Zoologia wali with two inner longitudinal folds. Jaw plates very thin and transparen170 Arquivos de Zoologia mass posteriorly situated, almost outside of snout; around mouth aperture a172 Arquivos de Zoologia Ducts of salivary glands large, run through nerve ring, attached to dorsal 174 Arquivos de Zoologia Spermoduct relatively broad, color white, walls thick, running close to col148 Arquivos de Zoologia Introduction The Cerithioidea is an enigmatic group abundant in species, wi176 Arquivos de Zoologia Family Litiopidae Genus Alaba H. & A. Adams, 1853 (Type species: R9 9 178 Arquivos de Zoologia 13, fig. v); Rios, 1970:42; Abbott, 1974:103 (fig. 990); Rios, 1975: 52180 Arquivos de Zoologia in end of pallial cavity; left limit the style sac (dorsally) and kidney (v182 Arquivos de Zoologia peribuccal muscles. Jaws (figs 81,416) two very laige plates, somewhat thic184 Arquivos de Zoologia 439) pair large, situated in base of thiek muscles. Dorsal region of buccał186 Arquivos de Zoologia degrees of development, siphonal canal in the shell aperture. This characte188 Arquivos de Zoologia broad sessile base. Ommatophores are present in some outgroups such as veti190 Arquivos de ZoologiaCtenidial vein 34. Width: 0= normal (discretely broader192 Arquivos de Zoologia The kidney is obviously morę complex in freshwater groups. In pleurocerids Wybierz strone: [
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