Explanation of Terms Used in Entomology - Part 47
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Part 47

Lunaris or Lunate: crescent-shaped: formed like a new moon.

Lunula: a small lunule or crescent.

Lunulae: in Hymenoptera, crescent-shaped marks near the orbits.

Lunulate: a line, when made up of a series of small lunules.

Lunule: a lunate mark or crescent.

Lurid -us: dirty brown with a bluish tinge [pale brown + a little French blue]: also used to indicate an obscuring of bright colors.

Luteo -testaceous: dark clay yellow.

Luteous -eus: clay yellow [pale clay yellow].

Lutescent: becoming or appearing to be clay yellow.

Lutose -us: apparently or really covered with dirt.

Lymphatic: producing, carrying or relating to the lymph.

Lyrate: lyre-shaped: cut into several transverse segments, and gradually enlarging towards the extremity.

Lyre: the upper wall or border of the spinning tube of caterpillars.

M

Macrochaetae: the long bristles occurring singly on the body of Diptera.

Macropterous: long or large winged.

Macrosomites: the primitive regions of primitive hand of the insect embryo.

Macula: a colored mark larger than a spot; of indeterminate figure.

Maculate -ed: spotted or marked with figures of any shape, of a color different from the ground.

Maculation: the ornamentation or pattern of marking.

Maculose: spotted; with many marks or spots.

Maerianum: "that segment of the post-pectus situate one on each side behind the acetabulum and parapleurum"; it supports the posterior feet: see meriaeum.

Magenta: pinkish red; an aniline product.

Magis: more.

Maggot: applied to the footless larvae of Diptera.

Mala: a lobe: a ridged or grinding surface.

Mala mandibularis: the grinding surface or area of a mandible.

Mala maxillae: the globes of maxilla; outer or galea, inner or lacinia; where only one is present, the term refers to that one.

Malaxation: a kneading or softening; applied to the chewing and squeezing by fossorial wasps of insects captured as food for their larva.

Male: that s.e.x having organs for the production of spermatozoa: designated by "?", the astronomical sign for Mars.

{Scanner's comment: The sign for Mars being an diagonal arrow rising from a circle, and pointing upwards towards the right.}

Mallophaga: wool-eaters: an ordinal term applied to biting lice: wingless: mandibulate; thoracic segments similar; no metamorphosis: =Lipoptera.

Malpighian tubules: long, slender tubules, varying in number, serving as excretory organs, entering the alimentary ca.n.a.l at the point of junction of chylific ventricle and ileum: said to be a.n.a.logous with kidneys: = biliary vessels.

Mammilate: with nipple-like protuberances or processes.

Mandible: the lateral upper jaws of a biting insect.

Mandibular strobe: a broad deep groove on outer side of mandible in some Coleoptera.

Mandibular segment: the fourth or mandible bearing segment of head.

Mandibulata: that series of insects in which the adults have functional mandibles used for biting.

Mandibulate: with jaws or mandibles.

Manicate -us: fur-like: surface clothed with irregular depressed hair.

Manitrunk: that part of trunk that bears the anterior legs: =prothorax.

Manometabola: with a slight or gradual metamorphosis and without a resting stage; e.g. the Orthoptera.

Manubrium: in Coleoptera: that part of the mesosternum in Elateridae which forms the process for fitting into the cavity of the prothorax: in Collembola the basal part of the furculum.

Ma.n.u.s: the hand: formerly applied to the anterior tarsus.

Marbled: irregularly mottled, gray and white, like marble; = marmoratus.

Marcescent: shrivelling.

Margaritaceous: shining, like mother of pearl = nacreous; q.v.