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Cornu aspersum in warm regions commonly emerges in moist weather in winter. Sinistral form (exceptional) and dextral form (common) The adult bears a hard, thin calcareous shell 25–40 millimetres (1– 1 + 5 ⁄ 8 in) in diameter and 25–35 millimetres (1– 1 + 3 ⁄ 8 in) high, with four or five whorls.
Download as PDF; Printable version; ... an unusual feature of the reproductive system of gastropods is the presence and utilization of love darts. ... (Cornu aspersum
Various gastropods from different types: black slug (a slug), Haliotis asinina (an abalone), Cornu aspersum (a land snail), Notarchus indicus (a seahare), Patella vulgata (a limpet), and Polycera aurantiomarginata (a nudibranch).
Cornu aspersum (O. F. Müller, 1774) Cornu cephalaeditana (Giannuzzi-Savelli, Sparacio & Oliva, 1986) Cornu cretense Hausdorf, Bamberger & Walther, 2020 Cornu insolida (Monterosato, 1892) Cornu mazzullii (De Cristofori & Jan, 1832) Synonyms [1] Cornu (Cornu) Born, 1778 Cornu (Erctella) Monterosato, 1894 Cryptomphalus Charpentier, 1837 Erctella ...
Cornu aspersum (previously Helix aspersa) – the common garden snail – in Israel Colonies of snails in Sicily. A land snail is any of the numerous species of snail that live on land, as opposed to the sea snails and freshwater snails. Land snail is the common name for terrestrial gastropod mollusks that have shells (those without shells are ...
In Cornu aspersum, there are three types of secretion. One type is translucent and not adhesive, the kind that the snail leaves behind as it moves (the slime trail), another is similar but thicker, condensed, more viscous and elastic, which is used to adhere to various surfaces, and a third viscous coating on the dorsal surface that is a ...
Characters on the genital system have been used to define the genus and its subgenera. Unlike Cornu, the penis of Helix contains two papillae with a central opening. There appears to be a tendency for a shortening of the diverticulum of bursa copulatrix and of the eppiphallus, but there is an overlap with related genera in these characters.
Respiratory system of gastropods. ctenidium (mollusc) cerata. cnidosac; pneumostome; siphon (mollusc) circulatory system of gastropods; excretory system of gastropods. pseudofeces; reproductive system of gastropods. apophallation; Love dart; number of other genital structures: reproductive system of gastropods#Genital structures