in Diptera, the anterior superior angles of the mesothorax: in
Orthoptera, the femur of the fore-leg: in Hymenoptera, applied to the
sub-costal vein in some groups.

Humid: applied to regions in which the normal rainfall is sufficient to
produce ordinary farm crops without irrigation: see arid.

Hyacinthine: the purple blue of the hyacinth [between mauve and
lilac].

Hyaline: vitreous: transparent or partially so.

Hyaloplasm: the clear, semi-fluid material between the meshes of the
cell reticulum.

Hybrid: the progeny from the mating of two species.

Hydradephaga; -ous: applied to aquatic, predatory pentamerous
beetles with filiform antennae: see adephagous.

Hydro: relating to water: a combining form used as a prefix.

Hydrolysis: the chemical decomposition of a compound by water,
causing formation of a new compound.

Hydrophilous: applied to species living in low, damp places.

Hymen: a thin plane membrane serving as a partition.

Hymenoptera: membrane-winged: an ordinal term applied to insects
with four membranous wings with few veins, the anterior usually
larger than the posterior; mouth mandibulate; head free; thorax
agglutinate, transformations complete.

Hyoid: having the form of the Greek upsilon, Y

Hypermetamorphosis: when an insect passes through more than the
normal number of stages; the interpolated stages coming usually
between the full-grown larva and adult.

Hyperparasite: is a form that is parasitic upon another parasite.

Hypertely: beyond the bounds of the useful: those forms whose
resemblance to other objects is closer than needful, or without
apparent object.

Hypertrigonal space: = supra-triangular space; q.v.

Hypertrophied: abnormally large or excessively developed.

Hypnody: lethargy; a condition similar to or identical with hibernation.

Hypertrophy: any abnormal enlargement or excessive development.

Hypoblast: = entoderm.

Hypocrateriform: salver-shaped.

Hypodactyle: the so-called labium of Hemiptera.

Hypoderm -is: the cellular layer which secretes the chitinous cuticula
and in this sense = epidermis: specifically applied to the lining
membrane of elytral and hemelytra.

Hypodermatic: of or concerning the hypodermic.

Hypodermic: under the skin.

Hypoglottis: the under surface of the tongue = hypoglottis.

Hypoglottis: a sclerite inserted between rectum and labium in many
Coleopteran.

Hypognathous: having the mouth parts directed more or less verticall