"Files. a, cotter-file when large, and verge- or pivot-file when small; b, square file (parallel or taper); c, banking or watch-pinion file when parallel, and knife-file when tape; d, half-round, nicking, piercing, or round-off file; e, round, gulleting, or rat-tail file; f, triangular, three-square, or saw file; g, equaling, clock-pinion, or endless-screw file when parallel, and slitting, entering, warding, or barrel-hole file when tape; h, cross- or double-half-round file; i, screw-head, feather-edge, or slitting file." -Whitney, 1911

Types of Files

"Files. a, cotter-file when large, and verge- or pivot-file when small; b, square file (parallel or…

Aleyrodes Citri, male from side showing waxy tufts.

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Aleyrodes Citri, male from side showing waxy tufts.

Aleyrodes Citri, adult female.

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Aleyrodes Citri, adult female.

Aleyrodes Citri, her ovipositor.

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Aleyrodes Citri, her ovipositor.

Aleyrodes Citri, the head from the side.

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Aleyrodes Citri, the head from the side.

Aleyrodes Citri, antenna

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Aleyrodes Citri, antenna

Aleyrodes Citri, costal border of wing.

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Aleyrodes Citri, costal border of wing.

Aleyrodes Citri, hind tarsus.

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Aleyrodes Citri, hind tarsus.

Aleyrodes Citri, hind tibia.

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Aleyrodes Citri, hind tibia.