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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » True Bugs, Cicadas, Hoppers, Aphids and Allies (Hemiptera) » Plant-parasitic Hemipterans (Sternorrhyncha) » Aphidoidea » Aphids (Aphididae) » Aphidinae » Aphidini » Aphidina » Aphis » Subgenus Aphis (Aphis Subgenus Aphis) » Black Bean Aphid (Aphis fabae)
Photo#321239
Friends of aphids - Aphis fabae
Copyright © 2009 R. Berg

Friends of aphids - Aphis fabae
Alameda County, California, USA
August 16, 2009
Size: aphid size
Stalk of green chard bearing black aphids and another kind of black bug. The second kind has white markings. What is the second kind?
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Contributed by R. Berg on 16 August, 2009 - 10:30pm
Last updated 4 December, 2009 - 9:34am

Moved
Moved from Aphids.
… Charley Eiseman, 4 December, 2009 - 9:34am login or register to post comments

ID
This is Aphis sp., probably Aphis fabae Scopoli, a.k.a. black bean aphid.
… Andrew Jensen, 4 December, 2009 - 9:18am login or register to post comments

Moved
Moved from ID Request.
… v belov, 19 September, 2009 - 2:04pm login or register to post comments

 
ID?
Are the white-marked bugs also aphids, then?
… R. Berg, 19 September, 2009 - 2:12pm login or register to post comments

 
I'd say...
...yes. The cornicles on the posterior are usually the dead give away. See the info page for more explanation.
… Harsi S. Parker, 19 September, 2009 - 5:26pm login or register to post comments

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