_Horn_MCZ_=_M._rotundicollis_Thomson.jpg)
Mecas ruficollis Horn Specimen Type: holotype Institution: MCZ Museum of Comparative Zoology, Harvard University, Cambridge, MA, USA Photographer: P. Naskrecki, P. Perkins, and B. Farrell 1873
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_Horn3_MCZ_=_M._rotundicollis_Thomson.jpg)
Mecas ruficollis Horn Specimen Type: holotype Institution: MCZ Museum of Comparative Zoology, Harvard University, Cambridge, MA, USA Photographer: P. Naskrecki, P. Perkins, and B. Farrell 1874
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_Horn_MCZ_=_M._rotundicollis_Thomson.jpg)
Mecas ruficollis Horn Specimen Type: holotype Institution: MCZ Museum of Comparative Zoology, Harvard University, Cambridge, MA, USA Photographer: P. Naskrecki, P. Perkins, and B. Farrell 1875
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_Horn_MCZ_=_M._rotundicollis_Thomson.jpg)
Mecas ruficollis Horn Specimen Type: holotype Institution: MCZ Museum of Comparative Zoology, Harvard University, Cambridge, MA, USA Photographer: P. Naskrecki, P. Perkins, and B. Farrell 1876
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_Horn_MCZ_=_M._rotundicollis_Thomson.jpg)
Mecas ruficollis Horn Specimen Type: holotype Institution: MCZ Museum of Comparative Zoology, Harvard University, Cambridge, MA, USA Photographer: P. Naskrecki, P. Perkins, and B. Farrell 1877
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_Breuning_BMNH_JAC_=_Mecas_rotundicollis_Thomson.jpg)
Mecas laticeps suturaflava Breuning Specimen Type: holotype Institution: BMNH British Museum Natural History, London, UK Photographer: John Chemsak 17276
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 Bates MNHN Mina de Zimapan, Hidalgo, Mexico now Dylo rotund J S Moure.jpg)
Pannychis atripennis Bates Specimen Type: holotype Institution: MNHN Museum of Natural History Paris, France Photographer: JS Moure Collection Location: Mina de Zimapan, Hidalgo, Mexico 78999
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_Horn_ANSP_JAC_=_Mecas_rotundicollis_Thomson.jpg)
Mecas ruficollis Horn Specimen Type: syntype Institution: ANSP Academy of Natural Sciences, Philadelphia, PA, USA Photographer: John Chemsak 17283
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_(f)_Bates_BMNH_JAC_=_Mecas_rotundicollis_Thomson.jpg)
Mecas mexicana Bates Specimen Type: lectotype Sex: f Institution: BMNH British Museum Natural History, London, UK Photographer: John Chemsak 17279
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_(f)_Bates_BMNH_JAC_=_Mecas_rotundicollis_Thomson.jpg)
Mecas laticeps Bates Specimen Type: lectotype Sex: f Institution: BMNH British Museum Natural History, London, UK Photographer: John Chemsak 17275
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_(m)_Thomson_JAC.jpg)
Sex: m Photographer: John Chemsak 17281
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Photographer: Larry G. Bezark 1872
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