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3 – aperture 4 – columella 5 – suture 6 – body whorl 7 – apex Four views of a shell of Arianta arbustorum: Apertural view (top left), lateral view (top right), apical view (bottom left), and umbilical view (bottom right). The gastropod shell is part of the body of many gastropods, including snails, a kind of mollusc.
World of Warcraft: Cataclysm is the third expansion set for the massively multiplayer online role-playing game (MMORPG) World of Warcraft, following Wrath of the Lich King. It was officially announced at BlizzCon on August 21, 2009, although dataminers and researchers discovered details before it was announced by Blizzard. [ 2 ]
The shell-less aplacophora have a chitinous cuticle that has been likened to the shell framework; it has been suggested that tanning of this cuticle, in conjunction with the expression of additional proteins, could have set the evolutionary stage for the secretion of a calcareous shell in an aplacophoran-like ancestral mollusc.
Two new playable races were added to World of Warcraft in The Burning Crusade: the Draenei of the Alliance and the Blood Elves of the Horde.Previously, the shaman class was exclusive to the Horde faction (available to the orc, troll and tauren races), and the paladin class was exclusive to the Alliance faction (available to the human and dwarf races); with the new races, the expansion allowed ...
Three views of a shell of Norelona pyrenaica with the apertural view in the center A shell of Semicassis pyrum, which has a large aperture and a pronounced parietal callus The aperture is an opening in certain kinds of mollusc shells : it is the main opening of the shell, where the head-foot part of the body of the animal emerges for locomotion ...
Clanculus puniceus, common names the strawberry top shell or purplish clanculus, is a species of small sea snail, a marine gastropod mollusk in the family Trochidae, the top shells. [ 1 ] Shell description
Shell of marine snail Lunella torquata with the calcareous operculum in place Gastropod shell of the freshwater snail Viviparus contectus with corneous operculum in place. An operculum (Latin for 'cover, covering'; pl. opercula or operculums) is a corneous or calcareous anatomical structure like a trapdoor that exists in many (but not all) groups of sea snails and freshwater snails, and also ...
Melo is a genus of extremely large sea snails, marine gastropod molluscs in the family Volutidae, the volutes. Because of their huge ovate shells, these snails are often known as "bailers" (the shells were sometimes used for bailing out canoes) or "melons" (because the shell resembles that fruit). Species in this genus sometimes produce large ...