Egg-case: the case or covering prepared or secreted by an insect to contain or hold together the egg-mass as a whole: see oötheca.
Egg-guide: Orthoptera; two small pointed prolongations of the ventral portion of the 8th abdominal segment, between upper and lower valves, used in oviposition.
Egg-pouch: see oötheca.
Egg-pod: applied to the egg-mass of grasshoppers.
Egg-tube: see ovarian tube.
Ejaculatory duct: see ductus ejaculatorius.
Elastic: a part which has a degree of flexibility throughout.
Elate -us: see elevatus.
Elater: the spring or forked tail of Podurids.
Eleutherata: all forms with free, separated maxillae; later, and more specifically, the Coleoptera.