Corneous [adjective]

One or more corneous sharp claws which arm the lobes of the Maxilla.

A corneous piece which covers the instruments of suction above, representing the Labrum in a perfect mouth.

The upper organs of flight, when they are corneous or coriaceous at the base and membranous at the apex.

A corneous spot between the costal and postcostal nervures, distinct from the Stigma observable in the Libellulina.

Horn, black; the upper part of the first segment with a corneous plate, similar to that of the Deilephila larv.

Some had great corneous stumps, seemingly torn off and bleeding.

The operculum is corneous, with the nucleus near the outer edge.

(Hymenoptera L.) Maxilla corneous, compressed, often elongate.

Episternites: the upper pair of corneous appendages forming the ovipositor in grasshoppers.

Ossicula: small corneous pieces that serve in the articulation of the wings to the thorax.