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Piatnitzky, A. (1938). Observaciones geológicas en el oeste de Santa Cruz (Patagonia). Boletín de Informaciones Petroleras. 165, 45–95.
404158
Piatnitzky, A.
1938
Observaciones geológicas en el oeste de Santa Cruz (Patagonia)
Boletín de Informaciones Petroleras
165, 45–95
Publication
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Trigonia feruglioi Piatnitzky, 1938 † accepted as Pisotrigonia feruglioi (Piatnitzky, 1938) † (original description)
Trigonia palaeopatagonica Piatnitzky, 1938 † (original description)
Trigonia rolli Piatnitzky, 1938 † accepted as Iotrigonia rolli (Piatnitzky, 1938) † (original description)
Trigonia palaeopatagonica Piatnitzky, 1938 † (original description)
Trigonia rolli Piatnitzky, 1938 † accepted as Iotrigonia rolli (Piatnitzky, 1938) † (original description)
