References
- ↑ Armuelles Formation at Fossilworks.org
- ↑ Landau et al., 2012
Bibliography
- Bernard Landau; Richard E. Petit; Walter Etter; Carlos M. da Silva (2012). "New species and records of Cancellariinae (Caenogastropoda) from tropical America, together with a catalogue of Neogene to Recent species from this region". Cainozoic Research. 9 (2): 193–279.
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