parietal shield
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Cassinae — Taxobox name = Cassinae image caption = Semicassis pyrum regnum = Animalia phylum = Mollusca classis = Gastropoda ordo = Littorinimorpha superfamilia = Tonnoidea familia = Tonnidae subfamilia = Cassinae subfamilia authority = Latreille, 1825… … Wikipedia
respiration, human — ▪ physiology Introduction the process by which oxygen is taken up and carbon dioxide discharged. The design of the respiratory system The human gas exchanging organ, the lung, is located in the thorax, where its delicate tissues are… … Universalium
Snake scales — Snakes, like other reptiles, have a skin covered in scales. Boulenger, George A. 1890 The Fauna of British India. page 1] Snakes are entirely covered with scales or scutes of various shapes and sizes. Scales protect the body of the snake, aid it… … Wikipedia
Chelidae — Temporal range: Albian–Recent … Wikipedia
fish — fishless, adj. /fish/, n., pl. (esp. collectively) fish, (esp. referring to two or more kinds or species) fishes, v. n. 1. any of various cold blooded, aquatic vertebrates, having gills, commonly fins, and typically an elongated body covered with … Universalium
Fish — /fish/, n. Hamilton, 1808 93, U.S. statesman: secretary of state 1869 77. * * * I Any of more than 24,000 species of cold blooded vertebrates found worldwide in fresh and salt water. Living species range from the primitive lampreys and hagfishes… … Universalium
Projet:Médecine/Index — Articles 0 9 1,2 dibromo 3 chloropropane · 112 (numéro d urgence européen) · 1935 en santé et médecine · 1941 en santé et médecine · 1er régiment médical · 2 iodothyronine déiodinase · 2,4,6 trichlorophénol · 2005 en santé et médecine · 2006 en… … Wikipédia en Français
Extra extra — Scientific classification Kingdom: Animalia Phylum … Wikipedia
Glossary of botanical terms — Many of the terms used in Wikipedia glossaries (often most) are already defined and explained within Wikipedia itself. However, lists like the following indicate where new articles need to be written and are also useful for looking up and… … Wikipedia
Lamina — A plate or layer. For example, the lamina arcus vertebrae, usually just called the lamina, are plates of bone in each vertebral body. * * * SYN: plate (1). SEE ALSO: layer, stratum. [L] l. affixa [TA] that part of the medial ependymal wall of the … Medical dictionary