hair pencil

There is also a dark hair pencil at the base of the inner margin.

It has hair pencils directed forward from the thoracic area.

When firm, he would use a hair pencil to add in the details, for which he is so renowned.

After the hair pencils have the chemical on them, the male will use them during courtship.

The male releases pheromones and other chemicals from its hair pencils to stimulate the female.

The costal area under the hair pencil is gray.

The hind tibiae of males also lack hair pencils.

The adult male moth has a pair of "hair pencils" at the base of the abdomen.

Four white toothbrush-like tufts stand out from the back, and there is a grey-brown hair pencil at the hind end.

The male raises his abdomen and puts his hair pencils into the androconia.

There are 4 toothbrush-like tufts along the back, and hair pencils that project from the sides at the front and at the back.

Extra long 'hair pencils' of white, black, and/or orange occur at both the front and rear of the caterpillar.

The hindwings are dark brown with a white patch on the anterior margin and white hair pencils along the anal veins.

Rather than traditional sculpting tools, she used "common butter-paddles, cedar sticks, broom straws and camel's-hair pencils".

The ground color of the hindwings is pale gray except under the costal hair pencil, where it is pale ochreous.

As for the male butterfly of the subfamily Lycorea, they have a pair of brush like structures on their abdomens named "hair pencils" that produce odors.

And if it is hard to catch with the finest of camel's-hair pencils, you may think how hopeless it must be to pursue after it with clumsy words.

After finding a potential mate, the male induces the female by brushing the "hair pencils" against her antennae later leading to copulation (Regnier & Law, 1968).

Males release close-range pheromones from their hair pencils and folds on their wings (Costanzo & Monteiro, 2007).

Most are white, but there are black tufts along the middle of the back, and four long black hair pencils (two near the front, and two near the back).

Many butterflies use chemical signals, pheromones, and specialized scent scales (androconia) and other structures (coremata or "hair pencils" in the Danaidae) are developed in some species.

It is similar to the closely related species Ethmia elutella, but differs by having a generally paler color and an ochreous rather than gray hindwing costal hair pencil.

To obtain the mottled appearance the camels' hair pencils are applied, and when completed the work is left to dry, and after-wards covered by a coat or two of good copal varnish.

Black hair pencil is arising in space 3 of forewing upperside in P. ohtanii whreas arising on cubitus in P. lorquinii.

All males in this subfamily have hair pencils (a body part at the end of the abdomen that can be pulled back inside the body) and androconia (spots on the bottom wings that release scents to attract females).