TY - JOUR T1 - On the morphological differentiation between Libinia spinosa and L. ferreirae (Crustacea: Brachyura: Majoidea: Epialtidae) JO - Zoologia (Curitiba) A1 - Tavares, Marcos A1 - Santana, William SN - 1984-4670 UL - 10.1590/S1984-46702012000600009 VL - 29 Y1 - 2012 PB - Brasil ER -