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Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Previous events


Subfamily Pachypsyllinae

hopper - Pachypsylla psyllid..? - Pachypsylla hackberry residence- Pachypsylla - Pachypsylla celtidisasterisca Psylloid - Pachypsylla celtidisinteneris Hackberry tree-wooly galls? - Pachypsylla Psyllid - Pachypsylla Pachypsylla celtidismamma complex - Pachypsylla Pachypsylla celtidismamma
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 Carsidaridae
Subfamily Pachypsyllinae
Explanation of Names
Pachypsyllinae Crawford, 1914
Over 9 spp. in 2 genera in our area(1), over 20 spp. in 3 genera worldwide(2)
2-6mm (3)
Pachypsylla: Basal segment of metatarsus with two black claws, forming galls on Hackberry (3)

Tetragonocephala flava: Basal segment of metatarsus without claws, on Sugarberry (3)
Throughout North America, especially in the east (2)