species

Amplicephalus (Amplicephalus) osborni (Van Duzee, 1892)

Deltocephalus osborni Van Duzee, 1892d: 304.
Syntypes; male, female; 51c67fc3-80f7-452e-ae4c-f9ae4f00c970; deposited at: California Academy of Sciences (CASC); U.S.A., New York: Lancaster, Sept. 3, 1888
Athysanus osborni (Van Duzee, 1892) in Osborn & Ball, 1897a: 220.
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Deltocephalus (Amplicephalus) osborni Van Duzee, 1892 in DeLong, 1926d: 84.
Amplicephalus osborni (Van Duzee, 1892) in DeLong & Sleesman, 1929a: 96.

Gender, form, and etymology

Etymology:

in honor of Herbert Osborn (1856–1954), an entomologist who specialized in Cicadellidae (Ohio State University, Columbus, Ohio, USA)

DeLong, D.M. & Sleesman, J.P. (1929a) New genera and subgenera form the genus Deltocephalus. A study of the internal male genitalia of the American species and their bearing upon taxonomy. Annals of the Entomological Society of America, 22, 81–114.
DeLong, D.M. (1926d) A monographic study of the North American species of the genus Deltocephalus. University Studies. The Ohio State University. Contributions in zoology and entomology. 2 (13): i-x, 1-129.
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Osborn, H. & Ball, E.D. (1902a) A review of the North American species of Athysanus (Jassidae). The Ohio Naturalist, 2, 231–256.
Van Duzee, E.P. (1892d) A synoptical arrangement of the genera of the North American Jassidae, with descriptions of some new species. Transactions of the American Entomological Society, 19, 295–307.

	Valid names
Rank	Extant	Fossil	Invalid	Total
species	1	0	4	5