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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » True Bugs, Cicadas, Hoppers, Aphids and Allies (Hemiptera) » Plant-parasitic Hemipterans (Sternorrhyncha) » Scales and Mealybugs (Coccoidea) » Armored Scale Insects (Diaspididae) » Lepidosaphes » Oystershell Scale (Lepidosaphes ulmi)
Photo#381517
armored scale on dogwood - Lepidosaphes ulmi
Copyright © 2010 John Pearson

armored scale on dogwood - Lepidosaphes ulmi
Ackworth, Warren County, Iowa, USA
April 3, 2010
Size: 2-3 mm long
I spotted these five tiny, snail-like objects at the tip of a branch of a dogwood shrub (Cornus), possibly Gray Dogwood (C. foemina), along a grassy roadside. When I flipped one over, its interior was filled with solid white tissue and it left a small, whitish, tear-shaped scar on the twig. I found only two branch tips with these objects, so they were rare on the shrub.

EDIT (next day): I found another dogwood shrub in a nearby field that was loaded with thousands of scales:
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Contributed by John Pearson on 3 April, 2010 - 3:18pm
Last updated 16 June, 2023 - 5:42pm

Moved
Moved from Armored Scale Insects.
… Brad Barnd, 16 June, 2023 - 5:42pm login or register to post comments

Moved
Moved from ID Request. Thanks! Based on the images of oyster shell scales (Lepidosaphes) in the BG gallery, it is tempting to place my image there, but I'll leave it here for now.
… John Pearson, 4 April, 2010 - 2:23pm login or register to post comments

Diaspididae
oyster shell scales, or something similar.
… Charley Eiseman, 4 April, 2010 - 7:06am login or register to post comments

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