- abdominal fishes
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those bony fishes having pelvic fins in the abdominal position
Dictionary of ichthyology. 2009.
abdominal fishes
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Abdominal — Ab*dom i*nal, a. [Cf. F. abdominal.] 1. Of or pertaining to the abdomen; ventral; as, the abdominal regions, muscles, cavity. [1913 Webster] 2. (Zo[ o]l.) Having abdominal fins; belonging to the Abdominales; as, abdominal fishes. [1913 Webster]… … The Collaborative International Dictionary of English
Abdominal ring — Abdominal Ab*dom i*nal, a. [Cf. F. abdominal.] 1. Of or pertaining to the abdomen; ventral; as, the abdominal regions, muscles, cavity. [1913 Webster] 2. (Zo[ o]l.) Having abdominal fins; belonging to the Abdominales; as, abdominal fishes. [1913… … The Collaborative International Dictionary of English
abdominal pore — noun : an excretory usually paired aperture opening within or behind the cloacal region in many fishes and affording communication between the abdominal cavity and the exterior … Useful english dictionary
abdominal fin — noun : one of the posterior paired fins of fishes : pelvic fin … Useful english dictionary
inguinal ring — Abdominal Ab*dom i*nal, a. [Cf. F. abdominal.] 1. Of or pertaining to the abdomen; ventral; as, the abdominal regions, muscles, cavity. [1913 Webster] 2. (Zo[ o]l.) Having abdominal fins; belonging to the Abdominales; as, abdominal fishes. [1913… … The Collaborative International Dictionary of English
respiration — respirational, adj. /res peuh ray sheuhn/, n. 1. the act of respiring; inhalation and exhalation of air; breathing. 2. Biol. a. the sum total of the physical and chemical processes in an organism by which oxygen is conveyed to tissues and cells,… … Universalium
digestive system, human — Introduction the system used in the human body for the process of digestion. The human digestive system consists primarily of the digestive tract (alimentary canal), or the series of structures and organs through which food and liquids pass… … Universalium
muscle — muscleless, adj. muscly, adj. /mus euhl/, n., v., muscled, muscling, adj. n. 1. a tissue composed of cells or fibers, the contraction of which produces movement in the body. 2. an organ, composed of muscle tissue, that contracts to produce a… … 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
malacostracan — /mal euh kos treuh keuhn/, adj. 1. belonging or pertaining to the crustacean subclass Malacostraca, which includes the lobsters, shrimps, crabs, etc. n. 2. a malacostracan crustacean. [1825 35; < NL Malacostrac(a) order of crustacea ( < Gk, neut … Universalium
