intermediate denticles (ARTHRO: Crustacea) In Stomatopoda, a row of small projections between the intermediate and submedian teeth on the lateroterminal margin of the tel-son.
intermediate host One which alternates with the definitive host in which the parasite passes through partial development, but not to sexual maturity. see definitive host.
intermediate neurons Neurons joining sensory and motor neurons; association neurons.
intermediate sclerite (ARTHRO: Insecta) In Diptera, hy-postomal sclerites shaped like an "H", joined together by a transverse bar, receiving the opening of the salivary duct.
intermediate tooth (ARTHRO: Crustacea) A strong spinelike or blunt projection at the margin of the telson, between sub-median and lateral teeth of mantis shrimp.
intermediate valve (MOLL: Polyplacophora) Any valve between head and tail valves; median valve; body valve.
intermitotic a. [L. inter, between; Gr. mitos, thread] Interphase of mitotic cell cycle.
internal a. [L. internus, within] 1. Located within the limits of the surface of something; situated on the side toward the median plane of the body. 2. (MOLL) Pertaining to shells when enclosed within the organism or mantle.
internal ligament (MOLL: Bivalvia) The ligament placed within the hinge and not visible when the valves are closed.
internal parameres (ARTHRO: Insecta) In male genitalia, the paired sclerotized appendages inside the external parameres.
internal respiration The biochemical processes of metabolism that occur in all living cells that result in energy release.
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