cystocytes n.pl. [Gr. kystis, bladder; kytos, container] (AR-THRO: Insecta) 1. A type of specialized granular hemocyte that has a small, sharply defined nucleus and a pale, hyaline cytoplasm containing black granules; coagulocytes. see granulocyte. 2. Has also been applied as cells that enclose gonadial germ cells, follicle cells of an ovary, and cyst cell of the testis.
cystogenic cells (PLATY: Trematoda) Secretory cells in a cercaria that produce a metacercarial cyst.
cystoidal diaphragm (BRYO: Stenolaemata) A transverse skeletal structure formed by two diaphragms in contact part way across the zooecial chamber and enclosing the compartment between them.
cystoid body (nemata) In the genus Meloidoderita, the tanned uterus (light to dark brown in color), irregular to round-oval, filled with eggs and larvae.
cyston n. [Gr. kystis, bladder] (CNID: Hydrozoa) A colony dac-tylozooid modified for excretory function.
cystophorous cercaria (PLATY: Trematoda) 1. A large cercaria with a bulbous chamber at the anterior end of the tail into which the body can be withdrawn; also called cystocercous, cysticercaria, macrocercous cercaria. 2. The cercaria of the family Halipegdae that have a short tail with 5 appendages, all differing from each other.
cystopore n. [Gr. kystis, bladder; poros, pore] (BRYO) Extra-zooidal skeletal structures composed of adjacent and superimposed vesicles.
cystozooid n. [Gr. kystis, bladder; zoon, animal] (PLATY: Cestoda) The body portion of a metacestode; a juvenile tapeworm.
cytaster n. [Gr. kytos, container; aster, star] An aster-like figure in animal cells containing the centrioles, formed in cytoplasm outside the nucleus before mitosis and meiosis.
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