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A

Armature:

The spinous or chitinous processes of the legs.

C

Carina:

Carina (pl., carinae), an elevated ridge or keel, not necessarily high or acute.

E

Elytra:

Elytron (pl., elytra), the leathery forewings of beetles.

Elytral:

Of or pertaining to the elytron.

Epipleuron:

In beetles, the deflexed or inflexed portion of the elytron, laterally when the elytra are closed.

F

Fovea:

Fovea (pl., foveae), a region of cuticle with fine granulation in contrast to adjacent areas.

M

Mucro:

Mucro (pl., mucrones), a short, sharp, pointed process.

P

Pronotal depression:

Depression on the pronotum.

Pronotum:

The upper and dorsal part of the prothorax.

Prothoracic:

Of or pertaining to the prothorax.

Prothorax;

The first thoracic segment, bearing the anterior legs but no wings.

Pygidium:

Pygidium (pl., pygidia), the tergum of the last visible segment of the abdomen.

S

Scale:

A flat unicellular outgrowth of the body wall of insect.

Seta:

Seta (pl., setae), a sclerotized hairlike projection of cuticle.

Spiclule:

A small needle like spine.

T

Tergum:

Tergum (pl., terga), the upper or dorsal surface of any body segment of an insect.

Tubercle:

A small knoblike or rounded protuberance.

V

Vestiture:

The general surface covering comprised of cuticular projections, e.g., scales, setae, or spicules, tubercles.