e first more or less obsolete in the Anisoptera.

Lateral tubercle: lateral on thoracic and abdominal segments of
caterpillars: it is 3 of the abdomen, 2a of thorax: constant (Dyar).

Latericeous: = lateritius: q.v.

Lateritius: yellowish-red; yellowish brick color [pale clay yellow with a
little red].

Laterodorsal: the point of junction of dorsum and pleurum.

Lateropharyngeal: applied to the 4th pair of salivary glands in bees;
situated on each side of the pharynx.

Laterostigmatal: situated on the side, immediately above the spiracle.

Lateroventral: the point of junction of sternum and pleurum.

Latero-ventral metathoracic carina: in Odonata; forms the dividing
line between the metepimera and the metasternum.

Latescent: becoming obscure or hidden.

Latreille's segment: the first abdominal segment of those Hymenoptera
in which it is fused with the thorax:= median segment, propodeon,
propodeum.

Latticed: = cancellate; q.v.

Latus: the side: broad.

Latuscula: the facets of the compound eye.

Leathery: having the appearance or texture of leather.

Lectotype: a co-type chosen, subsequently to the original description,
to take the place which in other cases a holotype occupies.

Leg -s: the jointed appendages attached to the thoracic segments,
used in walking: the organs of locomotion other than wings:
unjointed organs of locomotion are pro-legs or false legs; q.v.

Legion: a group of genera, subequal to a tribe.

Legnum: the margin of a squama.

Lemniscate: ribbon-like: in the form of an 8.

Lenticular: round, doubly convex; like a lens or lentil.

Lepidoptera: scale-winged: an order of insects with spirally coiled
haustellate mouth structures; head free; thorax agglutinate;
transformations complete four scale-covered wings.

Lepidopteric acid: a green pigment obtained from the wing scales of
Lepidoptera; a derivative of uric acid: see Lepidotic acid.

Lepidopteron: a butterfly or moth: one of the Lepidoptera.

Lepidotic: set with minute scales.

Lepidotic acid: a yellow pigment obtained from certain butterfly scales
a derivative of uric acid: see Lepidopteric acid.

Lepis: a scale.

Leprous: with loose, irregular scales.

Leptiform: = compodeiform; q.v.

Leptos: small, fine.

Lethargic: torpid or inactive.

Leucine: a white crystalline compound, the product of animal
decomposition, found in the malpighian tubes: as a color, cheesy
white.

Leucocytes: pale, unicellular bodi