Alpheus saxidomus new species, a rock-boring snapping shrimp from the Pacific coast of Costa Rica, with notes on Alpheus simus Guérin-Melleville, 1856

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith