|
Euorthisinidae
|
|
|
Gutiérrez-Marco, Juan Carlos & Villas, Enrique, 2007, Brachiopods from the uppermost Lower Ordovician of Peru and their palaeogeographical significance, Acta Palaeontologica Polonica 52 (3), pp. 547-562
: 557
|
557 |
|
Euorthisina orthiformis
|
|
|
Gutiérrez-Marco, Juan Carlos & Villas, Enrique, 2007, Brachiopods from the uppermost Lower Ordovician of Peru and their palaeogeographical significance, Acta Palaeontologica Polonica 52 (3), pp. 547-562
: 557
|
557 |
