_Hamilton_USNM_=_Cathetopteron.jpg)
Amphionycha amoena Hamilton Specimen Type: holotype Institution: NMNH United States National Museum, Washington, DC, USA Photographer: Steve Lingafelter 204
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_Hamilton_NMNH_JAC_=_Cathetopteron_amoena.jpg)
Amphionycha amoena Hamilton Specimen Type: holotype Institution: NMNH United States National Museum, Washington, DC, USA Photographer: John Chemsak 15158
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Institution: UCB Essig Museum of Entomology, Berkeley, California, USA Photographer: Larry G. Bezark Determiner: John Chemsak Collection Location: Brownsville, Texas 602
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Institution: CAS California Academy of Sciences, San Francisco, CA, USA Photographer: Larry G. Bezark 601
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Institution: FTH Frank T. Hovore collection (now at California Academy of Sciences) Photographer: Larry G. Bezark 5425
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