Gonosomite see genital segment

gonostyle n. [Gr. gone, that which produces seed; stylos, pillar] (CNID: Hydrozoa) The blastostyle; gonodendron.

gonostylus n.; pl. gonostylii [Gr. gone, that which produces seed; stylos, pillar] (ARTHRO: Insecta) The stylus of a genital segment; harpago; style; stylus; paramere.

gonotheca n. [Gr. gone, that which produces seed; theke, case] (CNID: Hydrozoa) In Leptomedusae, a vase-like covering of the stalklike blastostyles.

gonotreme n. [Gr. gone, that which produces seed; trema, hole] (ARTHRO: Insecta) The female gonopore, oviporus (secondary gonopore), or vulva; in males, the gonopore.

gonotrophic concordancy (ARTHRO: Insecta) In certain mosquitoes, discontinuation, or only occasional ingesting of blood meals after ovulation has stopped. see gonotrophic dissociation.

gonotrophic dissociation (ARTHRO: Insecta) In certain mosquitoes, the continuation of ingesting blood meals after ovulation has stopped. see gonotrophic concordancy.

gonotyl n. [Gr. gone, that which produces seed; tylos, knob] (PLATY: Trematoda) In digenetic forms, a sucker or other perigenital specialization associated with the genital atrium.

gonozooecium n. [Gr. gone, that which produces seed; zoon, animals; oikos, house] (BRYO: Stenolaemata) An enlarged polymorph that serves as a brood chamber for eggs.

gonozooid, gynozooid n. [Gr. gone, that which produces seed; zoon, animal; eidos, form] 1. (BRYO) A zooid modified as a brood chamber. 2. (CNID: Hydrozoa) A gonophore or individual specialized for reproduction in a colony.

gorgeret n. [Gr. Gorgos, terrible] 1. A barblike structure. 2. (ARTHRO: Insecta) The sting of a honey bee. 3. (nemata) The barb on the spicule.

gorgonin n. [Gr. Gorgos, terrible] (CNID: Anthozoa) A pro-teinaceous horny material forming the axial skeleton of sea fans and sea whips.

Gotte's larva (PLATY: Turbellaria) In Stylochus, a "Muller's"-type larva with the exception of four instead of eight lobes.

Graber's organ (ARTHRO: Insecta) In tabanid larvae, a pyri-form sac containing a series of capsules that opens at the surface between the last two segments, thought to be sensory in function; may be seen through the integument of living larvae.

gracile a. [L. gracilis, slender] Gracefully slender or thin.

gradate a. [L. gradus, step] Regularly increasing in size; arranged in a series; blending of colors.

grade n. [L. gradus, step] A group of organisms similar in level of organization.

graft n. [OF. greffe, graft] Act of grafting, or joining a part of an organism with another.

grained a. [L. granum, grain] Dotted with small tubercules.

graminaceous a. [L. gramen, grass] Grass-colored.

graminicolous a. [L. gramen, grass; colere, to dwell] Living on grasses.

graminivorous a. [L. gramen, grass; vorare, to devour] Grass-eating.

granose a. [L. granum, grain] Like a string of grains; monili-form.

granulated a. [L. dim. granum, grain] Covered with grains or small tubercles.

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