- extrazooidal
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adj. [L. extra, outside; Gr. zoon, animal](BRYOZOA)A colony structure, protective or supportive in function, that remains outside zooidal boundries.
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.
extrazooidal
Look at other dictionaries:
astogeny — n. [Gr. asty, town; genos, descent] (BRYOZOA) The development of a colony through a sequence of asexual generations of zooids with any extrazooidal parts … Dictionary of invertebrate zoology
brood chamber — 1. (ARTHROPODA: Crustacea) a. In Cladocera, a dorsal space between the trunk and enveloping carapace containing developing eggs and newly hatched young. b. In Peracarida, a space arising from the coxae of the thoracic limbs, forming a marsupium… … Dictionary of invertebrate zoology
colony — n. [L. colonia, farm] 1. A group of individuals of the same species living in close association with each other. 2. (BRYOZOA) A morphological and functional unit comprised of one or more kinds of physically connected zooids, multizooidal parts… … Dictionary of invertebrate zoology
cystopore — n. [Gr. kystis, bladder; poros, pore] (BRYOZOA) Extrazooidal skeletal structures composed of adjacent and superimposed vesicles … Dictionary of invertebrate zoology
hypostegal epithelium — (BRYOZOA: Stenolaemata) In free walled forms, epithelium that lays down extrazooidal skeleton … Dictionary of invertebrate zoology
inner epithelium — (BRYOZOA: Stenolaemata) In free walled forms, an epithelium that secretes the skeleton, including both zooidal skeletal walls and hypostegal extrazooidal skeleton … Dictionary of invertebrate zoology
interior wall — (BRYOZOA) Any body wall that partitions the body cavity into zooids, parts of zooids or extrazooidal parts … Dictionary of invertebrate zoology
macula — n.; pl. maculae [L. macula, spot] 1. A colored spot of rather large size. 2. A spot level with surrounding surface. 3. (BRYOZOA: Stenolaemata) Prominences, and less commonly flat or depressed areas on colony surfaces regularly spaced among… … Dictionary of invertebrate zoology
stereom(e) — n. [Gr. stereos, solid] 1. The rigid material of the invertebrate skeleton. 2. (BRYOZOA: Stenolaemata) The extrazooidal skeletal deposits, additions to structural skeleton, or to the vesicle roof skeleton … Dictionary of invertebrate zoology
