caudal glands
Glands of the tail region of many invertebrates, i.e., spinneret, cement gland, adhesive gland.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • Pre-caudal gland — The pre caudal gland is located at the base of a wolf s tail. It can be used to release a pheromone onto another wolf, marking that wolf as a member of a particular pack. Usually, this marking is performed by the alpha male.Descendants of the… …   Wikipedia

  • midgut glands — Paired glandular or storage organs of decapod crustaceans; digestive juices from midgut glands flow via tubules into the caudal (midgut) portion of the posterior chamber. Often called fat, liver, or tomally. (Syn. hepatopancreas or digestive… …   Crustacea glossary

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  • spinneret — n. [A.S. spinnan, to spin] 1. (ARTHROPODA: Chelicerata) In spiders, three pairs of glands at the subcaudal end of the abdomen, covered with minute tubes; see fusula sericose. 2. (ARTHROPODA: Insecta) An external apparatus from which silk exudes… …   Dictionary of invertebrate zoology

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  • 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

  • reproductive system, animal — Introduction       any of the organ systems by which animals reproduce.       The role of reproduction is to provide for the continued existence of a species; it is the process by which living organisms duplicate themselves. Animals compete with… …   Universalium

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