- sinistral gastropods
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(MOLLUSCA)
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.
sinistral gastropods
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sinistral — [sin′is trəl] adj. [OFr < L sinistra, left hand: see SINISTER] 1. on the left hand side; left 2. left handed 3. having whorls that rise to the apex in clockwise spirals from the opening at the lower left: said of the shells of some gastropods … English World dictionary
Sinistral and dextral — Not to be confused with Dexter and sinister. Sinistral and dextral are scientific terms that describe chirality (“handedness”) or relative direction in a number of disciplines. The terms are derived from the Latin words for “left” (sinister) and… … Wikipedia
dextral gastropods — (MOLLUSCA) A gastropod with genitalia on the right side of the head foot mass or pallial cavity; commonly the shell, when viewed with the apex uppermost, has the aperture on the right; see sinistral gastropods … Dictionary of invertebrate zoology
Gastropod shell — [ 1 umbilicus2 parietal callus3 aperture4 columella5 suture6 whorl7 apex] The gastropod shell is a shell which is part of the body of a gastropod or snail. It is an external skeleton or exoskeleton, which serves not only for muscle attachment,… … Wikipedia
Operculum (gastropod) — Gastropod shell of the freshwater snail Viviparus contectus with corneous operculum in place … Wikipedia
Lightning whelk — Taxobox name = Lightning whelk regnum = Animalia phylum = Mollusca classis = Gastropoda ordo = Sorbeoconcha familia = Melongenidae genus = Busycon species = B. perversum binomial = Busycon perversum binomial authority = (Linné, 1758.) synonyms =… … Wikipedia
Clausiliidae — Cochlodina laminata Scientific classification Kingdom: Animalia … Wikipedia
Chirality — For other uses, see Chirality (disambiguation). Two enantiomers of a generic amino acid Chirality, pronounced //kaɪˈrælɪtiː// is a property of asymmetry important in several branches of science. The word chirality is derived from the … Wikipedia
Dakshinavarti Shankh — A Shaligram Shila decorated for worship with tulsi and a rare Dakshinavarti Shankh Dakshinavarti Shankh, Valampuri Sangu [in Tamil] or Sri Lakshmi Shankh, is a sacred Hindu object otherwise known in English as a conch shell. This is the shell of… … Wikipedia
Planorbis — Taxobox name = Planorbis fossil range= fossil range|Jurassic|recent image width = 225px image caption = Planorbis planorbis status = regnum = Animalia phylum = Mollusca classis = Gastropoda subclassis = Orthogastropoda superordo = Heterobranchia… … Wikipedia
