Fused: run together: applied when two normally separated markings become confluent and have a common outline.
Fusiform: spindle-shaped: tapering gradually to each end.
Fusulus: = spinneret, q.v.
Gales: the outer lobe of the maxilla, usually two-jointed, often hood-like, subject to great modifications in Hymenoptera and Diptera, and forms the coiled tongue in Lepidoptera.
Galeotheca: that part of the pupal case that covers the gales. Gall: an abnormal swelling or excrescence on a plant, produced by an insect: = cecidium.
Gallicolous: dwellers in galls, whether as producers or inquilines.
Gallivorous: feeding upon galls or gall tissue.
Gamogenesis: reproduction through fertilization: see agamogenesis.
Ganglion -ia: a nerve centre composed of a cell mass and fibres: the white disc-like bodies connected by a double cord, lying above the ventral surface within the body and forming the centre of the nervous system.