tegmina

Anal field: Orthoptera; that area on the tegmina corresponding to the anal area of the secondaries.

Explanation of Terms Used in Entomology John. B. Smith

Discoidal area: the middle area or field: Trichoptera; that area of the tegmina between the posterior or anal and the anterior or costal areas

Explanation of Terms Used in Entomology John. B. Smith

Anterior field: Orthoptera; of tegmina, see costal field.

Explanation of Terms Used in Entomology John. B. Smith

File: the diagonal ridged vein near the base of the tegmina in crickets, used in stridulating: in general any structure wherever situated that serves the same purpose.

Explanation of Terms Used in Entomology John. B. Smith

Lower margin: of tegmina (Thomas), is the costal or anterior margin of other authors.

Explanation of Terms Used in Entomology John. B. Smith

Hemelytra: a modification of the anterior wings of Heteroptera, coriaceous at base, membranous at tip, not meeting in a straight line at the middle: more specifically applied to the corium; q.v.: also used for the tegmina of Orthoptera.

Explanation of Terms Used in Entomology John. B. Smith

Elytra: the anterior leathery or chitinous wings of beetles, serving as coverings to the secondaries, commonly meeting in a straight line down the middle of dorsum in repose: also applied to the tegmina in

Explanation of Terms Used in Entomology John. B. Smith

It presumably arose from a nineteenth-century confusion of the hemelytra of the Hemiptera, with the short tegmina, the covering fore-wings of the Dermaptera, that protect their hind wings when they are not in flight.

Practical Taxidermy A manual of instruction to the amateur in collecting, preserving, and setting up natural history specimens of all kinds. To which is added a chapter upon the pictorial arrangement of museums. With additional instructions in modelling and artistic taxidermy. Montagu Browne

Angle: of tegmina, "is the longitudinal ridge formed along the interno-median by the sudden flexure from the horizontal to the vertical portion when closed."

Explanation of Terms Used in Entomology John. B. Smith

Marginal field: in tegmina = costal field: q.v. Marginal nervure or vein: in Orthoptera, = costa (Comst.): in

Explanation of Terms Used in Entomology John. B. Smith