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A new Heraclides swallowtail (Lepidoptera, Papilionidae) from North America is recognized by the pattern on its neck.
By Kojiro Shiraiwa, Qian Cong, Nick V. Grishin.
ZooKeys 468: 85-135., 2014
Cite: 1028444 with citation markup [cite:1028444]
Full Text

Kojiro Shiraiwa, Qian Cong, Nick V. Grishin. 2014. A new Heraclides swallowtail (Lepidoptera, Papilionidae) from North America is recognized by the pattern on its neck. ZooKeys 468: 85-135.

Abstract (part)

Heraclides rumiko Shiraiwa & Grishin, sp. n. is described from southwestern United States, Mexico, and Central America (type locality: USA, Texas, Duval County). It is closely allied to H. cresphontes (Cramer, 1777) and the two species are sympatric in central Texas.

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comments per Moth Photographers Group:

Papilio pallas Gray, [1853], formerly a subspecies of 4173 Papilio astyalus Godart, 1819 (extralimital to North America north of Mexico), is elevated back to full species status, ZooKeys, 468: 121.

4170.1: Papilio rumiko (Shiraiwa & Grishin, 2014) n. sp. ZooKeys. 468: 85-135. Generic treatment follows Pelham (2016). This species was originally described in the genus Heraclides but this treatment, which follows Tyler et al. (1994) and Lamas (2004), is not universally accepted.