Pacific

Geminates
A little differentiated species evolved from a close common ancestor, a twin species, occuring on either side of the Isthmus.
1 Jan 2023
Geminates
Strianassa lerayi gen. et sp. nov., a new laomediid mud-shrimp from the eastern Pacific, with new records of Axianassa ngochoae Anker, 2010 and Heteroaxianassa heardi (Anker, 2011) in the western Pacific (Malacostraca: Decapoda: Gebiidea).
A new laomediid genus, Strianassa gen. nov., is established to accommodate a new eastern Pacific species of mud-shrimp, Strianassa …
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A remarkable burrow-dwelling alpheid shrimp, new genus and new species, from the tropical eastern Pacific (Malacostraca: Decapoda: Caridea)
A new alpheid shrimp genus, Pachelpheus gen. nov., is established to accommodate Pachelpheus pachyacanthus sp. nov., described based on …
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Unesconia coibensis, gen. et sp. nov., a miniature sponge-associated shrimp from a biodiversity hotspot in the tropical eastern Pacific (Decapoda: Palaemonidae)
A new palaemonid shrimp genus, Unesconia gen. nov., is established to accommodate a peculiar, small, presumably sponge-associated …
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How the Isthmus of Panama Changed the World
A bridge that connected two continents and a barrier that split one ocean.
18 Feb 2019
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How the Isthmus of Panama Changed the World