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Subfamily Aphalarinae

Psylloidea - Aphalara Aphalaridae - Aphalara Hopper - Craspedolepta Psyllid - Aphalara Aphid sp?  - Aphalara persicaria Aphalaridae - Craspedolepta suaedae psyllid on Packera obovata - Craspedolepta Female, Aphalara? - Aphalara
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
Suborder Sternorrhyncha (Plant-parasitic Hemipterans)
Superfamily Psylloidea
Family Aphalaridae
Subfamily Aphalarinae
Explanation of Names
Aphalarinae Löw, 1879
Numbers
58 spp. in 4 genera in our area, 290 spp. in 20 genera worldwide (1)
Identification
Aphalara: pterostigma absent, clypeus elongate, body coloration often reddish, usually on Poloygonaceae, throughout North America (2)(3)

Craspedolepta: pterostigma absent, clypeus not elongate, body coloration often green or yellow, usually on Asteraceae, throughout North America (2)(3)

Gyropsylla: pterostigma present, cypeus tubular and projecting perpendicularly from underside of the head, forming galls on Ilex vomitoria, southeastern USA (2)

Limataphalara: pterostigma present, clypeus small and rounded, forewing black on marginal half of cell c+sc, on Nectandra (=Ocotea) coriacea, in Southern Florida (2) (not pictured, but refer to Tri-ology Vol. 53 No. 4 P.6 (pdf) for a live photo of this rare species)
Works Cited
1.Ouvrard D. (2013) Psyl'list - The World Psylloidea Database
2.Phylogenetic relationships within the subfamily Aphalarinae including a revision of Limataphalara
Burckhardt D. & Queiroz D. L. 2013. Acta Musei Moraviae, Scientiae biologicae 98(2): 35-56.
3.A List Of The Species Of Craspedolepta Recorded From North America (Homoptera: Psyllidae: Aphalarinae)
Russell, L.M. 1973. Journal of The Washington Academy of Sciences Vol. 63. No. 4 (476).