![](images/P/Prionus_fissicornis_parviceps_(h-f)_Casey_USNM_=_fissicornis.jpg)
Prionus fissicornis parviceps Casey Specimen Type: holotype Sex: f Institution: NMNH United States National Museum, Washington, DC, USA 26481
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![](images/P/Prionus_fissicornis_parviceps_labels_(h-f)_Casey_USNM_=_fissicornis.jpg)
Prionus fissicornis parviceps Casey Specimen Type: holotype Sex: f Institution: NMNH United States National Museum, Washington, DC, USA 26482
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![](images/P/Prionus_fissicornis_transversus_(h-f)_Casey_USNM_=_fissicornis.jpg)
Prionus fissicornis transversus Casey Specimen Type: holotype Sex: f Institution: NMNH United States National Museum, Washington, DC, USA 26483
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![](images/P/Prionus_fissicornis_transversus_labels_(h-f)_Casey_USNM_=_fissicornis.jpg)
Prionus fissicornis transversus Casey Specimen Type: holotype Sex: f Institution: NMNH United States National Museum, Washington, DC, USA 26484
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![](images/P/Prionus_thoracicus_(h-f)_Casey_USNM_=_fissicornis.jpg)
Prionus thoracicus Casey Specimen Type: holotype Sex: f Institution: NMNH United States National Museum, Washington, DC, USA 26485
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![](images/P/Prionus_thoracicus_labels_(h-f)_Casey_USNM_=_fissicornis.jpg)
Prionus thoracicus Casey Specimen Type: holotype Sex: f Institution: NMNH United States National Museum, Washington, DC, USA 26486
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![](images/P/Prionus_(Prionus)_fissicornis_(m-dorsal)_SS.jpg)
Sex: m Photographer: Antonio Santos-Silva 53467
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![](images/P/Prionus_(Prionus)_fissicornis_(m-vent)_SS.jpg)
Sex: m Photographer: Antonio Santos-Silva 53468
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![](images/P/Prionus_(Prionus)_fissicornis_(f-dorsal)_SS.jpg)
Sex: f Photographer: Antonio Santos-Silva 53469
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![](images/P/Prionus_(Prionus)_fissicornis_(f-vent)_SS.jpg)
Sex: f Photographer: Antonio Santos-Silva 53470
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