A new genus and species of pinnotherid crab (Decapoda: Brachyura: Pinnotheridae: Pinnothereliinae) with a unique male abdominal appendage, and its symbiotic relationship with a sipunculan worm (Sipuncula) from Miami, Florida, USA. Proceedings of the Biological Society of Washington, 127(2), Sep 11 2014: 367-390. 370 [Zoological Record Volume 151]