Xanthothrix ranunculi

Xanthotype barnesi

Xenoglossa angustior

Xenoglossa patricia

Xenoglossa strenua

Xenolechia aethiops

Xenolechia ceanothiella

Xenolechia ontariensis

Xenolechia querciphaga

Xenotemna pallorana

Xeralictus bicuspidariae

Xeralictus timberlakei

Xerochlora viridipallens

Xeromelecta californica

Xeromelecta larreae

Lesser Black-letter Dart Moth

Xestia c-nigrum

Xestia cinerascens

Xestia finatimis

Xestia infimatis

Xestia mustelina

Ruby Dart Moth

Xestia oblata

Xestia plebeia

Smith's Dart Moth

Xestia smithii

Xestia vernilis

Bruce's Swordgrass Moth

Xylena brucei

Gray Swordgrass Moth

Xylena cineritia

Dot-and-Dash Swordgrass Moth

Xylena curvimacula

American Swordgrass Moth

Xylena nupera

Acadian Swordgrass Moth

Xylena thoracica

Xylesthia albicans

Clemens' Bark Moth

Xylesthia pruniramiella

Xylocopa appendiculata

Western Carpenter Bee

Xylocopa californica

Xylocopa libocedri

Southern Carpenter Bee

Xylocopa micans

Valley Carpenter Bee

Xylocopa sonorina

Horsefly-like Carpenter Bee

Xylocopa tabaniformis

Xylocopa varipuncta

Eastern Carpenter Bee

Xylocopa virginica

Oblique Brocade Moth

Xylomoia indirecta

Yellow-legged Leafwalker

Xylota analis

Black Leafwalker

Xylota barbata

Yellow-toed Leafwalker

Xylota flavitibia

Lovett's Leafwalker

Xylota lovetti

Xylota pigra

Yermoia glaucina

Yermoia perplexata

Yosemitia fieldiella

Yosemitia graciella

Ypsolopha angelicella

Ypsolopha arizonella

Ypsolopha barberella

Ypsolopha buscki

Canary Ypsolopha Moth

Ypsolopha canariella

Ypsolopha cervella

Ypsolopha delicatella

Ypsolopha falciferella

Ypsolopha flavistrigella

Ypsolopha lyonothamnae

Ypsolopha nella