![](images/O/Obrium_xanthum_Hovore_and_Chemsak_Zacapa_Guatemala_Giesbert_Coll_FSCA.jpg)
Institution: EMG Ed Giesbert Collection (now at FSCA) Collection Location: Zacapa, Guatemala 10848
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![](images/O/Obrium_xanthum_Hov_Chem_Hwy90_Chicoasen_and_San_Fernando_CHS_Mex_LGB.jpg)
Institution: LGB Larry G. Bezark Collection, Sacramento, California, USA Photographer: Larry G. Bezark Collection Location: Hwy 90 between Chicoasen and San Fernando, Chiapas, Mexico 60854
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