Description of a new species of Hamamelistes forming galls on Fothergilla spp (Hamamelidaceae) and the generic limits of Hormaphidini (Sternorrhyncha Aphididae: Hormaphidinae) Author Dederich, Ashley E. Department of Biology, Utah State University, Logan, Utah, USA. Author Halbert, Susan E. 0000-0003-4341-5196 Division of Plant Industry, Florida Department of Agriculture and Consumer Services, Gainesville, Florida USA Susan. Halbert @ fdacs. gov; https: // orcid. org / 0000 - 0003 - 4341 - 5196 albert@fdacs.gov Author Von Dohlen, Carol D. Department of Biology, Utah State University, Logan, Utah, USA. text Zootaxa 2022 2022-09-12 5183 1 203 219 journal article 140869 10.11646/zootaxa.5183.1.16 2b02f4b8-a83b-4d95-aeb3-657fd707fdb7 1175-5326 7070116 D3FDDD9A-BBB1-4A71-845B-E38DE5C82D4C

TABLE 5. Comparisons of Hamamelistes blackmani sp. n. morphology to Hamamelistes alates from witch-hazel (Hamamelis) pouch galls or birch (Betula) leaf pseudogalls.

Species 1	Host plant	Location	No. Rhinaria 3 rd antennal segment	Siphunculi	Reference
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Ha. blackmani sp. n.	Fothergilla	Alabama	16–21	present	This study
Ha. spinosus	H. virginiana	Washington, D.C., USA	30–39	absent	C. von Dohlen collection
“	“	Dranesville, Virginia, USA	25–29	absent	C. von Dohlen collection
“	“	Staunton, Virginia, USA	26–31	absent	C. von Dohlen collection
“	B. nigra	Berwyn Heights, Maryland, USA	19–28	absent	C. von Dohlen collection
Hamamelistes sp. cv95-21	Betula sp.	Pittsburg, New Hampshire, USA	19–25	absent	C. von Dohlen collection
Ha. betulinus	B. platyphylla	Japan	15–24	present	Monzen, 1929 (as Ha. shirakabae)
“	Betula ermanii	Japan	22–27	present	Monzen, 1954 (as Ha. gibberi)
“	B. platyphylla	Japan	30–32	present	Monzen, 1954 (as Ha. shirakabei)
“	Betula spp.	N. Europe	22–25	present	Heie, 1980