Gulacava see gular pit

gulamental plate (ARTHRO: Insecta) The basal labial plate formed by fusion of the gula and submental regions.

gulamentum n. [L. gula, gullet; mentum, chin] (ARTHRO: Insecta) The plate formed by the fusion of the gula and sub-mentum.

gular a. [L. gula, gullet] 1. Pertaining to the throat or gula. 2. (MOLL) Pertaining to the innermost part of the shell aperture.

gular pit (ARTHRO: Insecta) The infolding of a posterior arm of the tentorium.

gular suture (ARTHRO: Insecta) 1. Longitudinal sutures on each side of the gula or middle piece of the throat. 2. In Coleoptera, marking the inflection of the posterior arms of the tentorium.

gullet n. [L. gula, gullet] The esophagus.

gustatory a. [L. gustus, taste] Pertaining to the sense of taste. see chemoreceptor.

gut n. [A.S. gut] The intestinal tract; the alimentary canal, or part of.

gut sinus (ANN: Polychaeta) In some species, a thin-walled chamber around the gut filled with blood.

gutta n. [L. gutta, a drop or spot] A roundish spot or marking of color. guttate a.

gutter n. [OF. gutiere, a gutter] (MOLL: Gastropoda) An elongate projection beyond the mouth.

guttiform a. [L. gutta, a drop or spot; forma, shape] Drop-shaped.

gymnoblastic a. [Gr. gymnos, bare; blastos, bud] (CNID: Hy-drozoa) Lacking hydrothecae and gonothecae, as some colonial forms.

gymnocephalous cercaria (PLATY: Trematoda) Cercaria without ornamentation, lacking spines or stylets on the anterior end or in the oral sucker; with equal sized oral and ventral suckers; no tail fin (Fasciolidae).

gymnocoel n. [Gr. gymnos, bare; koilos, hollow] A body cavity possessing no special lining cells other than tissue bordering cavities such as epidermis or gastrodermis.

gymnocyst n. [Gr. gymnos, bare; kystis, bladder] 1. (BRYO) A simple type of wall morphology that adds exterior walls to the ends of interior walls, thereby separating adjacent zo-oids that remain in communication through interzooidal pores. gymnocystal a. see cryptocyst. 2. (BRYO: Gymnol-aemata) In cheilostomates, continuous or partial frontal shield formed by calcification of the zooidal frontal wall or by cuticle covered spots on the frontal wall.

gymnocystidean n. [Gr. gymnos, bare; kystis, bladder] (BRYO: Gymnolaemata) An Ascophora cheilostomate with autozooids having gymnocysts as frontal shields.

gymnocyte n. [Gr. gymnos, bare; kytos, container] A cell with no cell wall. see lepocyte.

gymnodomous a. [Gr. gymnos, bare; L. domus, house] (AR-THRO: Insecta) Pertaining to nests, especially of social wasps lacking an envelope. see calyptodomous.

gymnogastra n. [Gr. gymnos, bare; gaster, stomach] Having the venter or belly visible. see cryptogastra.

Gymnolaemata, gymnolaemates n.; n.pl. [Gr. gymnos, bare; laimos, throat] Largest class of mainly marine Bryo-zoa primatively cylindrical, but most commonly flattened and lozenge-shaped, with a circular lophophore and lacking an epistome.

gymnoparia n.; pl. -ariae [Gr. gymnos, bare; pareion, cheek] (ARTHRO: Insecta) In scarabaeoid larvae, that part of the paria without bristles posterior to the acroparia and between the acanthoparia and chaetoparia.

gymnopterous a. [Gr. gymnos, bare; pteron, wing] (ARTHRO: Insecta) Lacking scales on wings.

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