MolluscaBase taxon details
original description
(of Dreissena fragilis O. Boettger, 1878 †) Boettger, O. (1878). Die Tertiärfauna von Pebas am oberen Marañon. <em>Jahrbuch der k. k. geologischen Reichsanstalt.</em> 28: 485-540., available online at http://www.zobodat.at/pdf/JbGeolReichsanst_028_0485-0504.pdf
page(s): 497, pl. 13, fig 16-18 [details]
original description
(of Dreissena acuta Etheridge, 1879 †) Etheridge, R. (1879). Notes on the Mollusca collected by C. Barrington Brown, Esq., A.R.S.M., from the Tertiary Deposits of Solimões and Javary Rivers, Brazil. <em>Quarterly Journal of the Geological Society.</em> 35: 82-88., available online at https://archive.org/stream/quarterlyjourna351879geol#page/82/mode/2up
page(s): 82, pl. 7, fig. 1 [details]
original description
(of Mytilopsis cira Pilsbry & Olsson, 1935 †) Pilsbry, H. A. & Olsson, A. A. (1935). Tertiary fresh-water mollusks of the Magdalena Embayment, Colombia. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 87: 7-39.
page(s): 19, pl. 5, fig. 2 [details] Available for editors [request]
original description
(of Dreissena (Mytiloides) scripta Conrad, 1874 †) Conrad, T. A. (1874). Remarks on the Tertiary clay of the Upper Amazon with descriptions of new shells. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 1874: 25-32., available online at https://www.biodiversitylibrary.org/page/26361848
page(s): 29, pl. 1, figs 12, 16 [details]
original description
(of Mytilopsis trigalensis Olsson, 1931 †) Olsson A.A. (1931). Contribution to the Tertiary paleontology of northern Peru: part 4, the Peruvian Oligocene. <em>Bulletins of American Paleontology.</em> 17(63): 97-264 [1-168], pls 13-33., available online at https://www.biodiversitylibrary.org/page/32443892
page(s): 138-139, pl. 1, figs 3, 8, 9 [details]
basis of record
Wesselingh, F.P. (2006). Molluscs from the Miocene Pebas Formation of Peruvian and Colombian Amazonia. <em>Scripta Geologica.</em> 133: 19-290., available online at http://www.repository.naturalis.nl/document/41346
page(s): 227-229, fig. 291 [details]