Definition of Collabral. Meaning of Collabral. Synonyms of Collabral

Here you will find one or more explanations in English for the word Collabral. Also in the bottom left of the page several parts of wikipedia pages related to the word Collabral and, of course, Collabral synonyms and on the right images related to the word Collabral.

Definition of Collabral

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Meaning of Collabral from wikipedia

- relatively small median sinus in the upper margin of the aperture, and collabral (transverse) or spiral (longitudinal) threads covering the s****. The...
- half-whorl. The sculpture consists of strong spiral lirae or cords with fine collabral threads crossing spiral lirae. It often contains a peripheral keel but...
- surrounding its aperture, and instead possesses a thin peristome with a collabral callus ridge on the palatal wall. In all of the specimens studied, a broad...
- soft body in these species. The conical s**** has peripheral carina and collabral axial riblets. All whorls contain midwhorl angulation but spiral lirae...
- or lightly callused. The protoconch is smooth, dome-shaped, and large. Collabral sculpture has large, widely spaced folds, 9 to 11 per whorl. Spiral sculpture...
- shape of the s**** is conical. It has a peripheral carina and sharp, collabral axial riblets. There is no microsculpture. All whorls possess midwhorl...
- ribs on its penultimate whorl and 21 to 24 ribs on its last whorl. The collabral threads are strong. On the base of the body whorl one can see 7 to 9 spiral...
- plus parietal lirae, plications usually excavated inside aperture due to collabral parietal callus ridge. Species within the genus Crithe include: Crithe...
- shouldered, rarely having subsutural angulation. The sculpture of strong collabral growth lines, later whorls having numerous weak spiral striae. The aperture...
- varix absent; siphonal notch absent; posterior notch absent; lacking collabral parietal callus ridge; columella multiplicate, with combined usually 2...