Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Callinectes bellicosus is a species of swimming crab in the genus Callinectes. They are native to warm waters and shorelines in Mexico. They are prepared and eaten in the same manner as blue crabs.Its members include many well-known shoreline crabs, such as the European shore crab (Carcinus maenas), blue crab (Callinectes sapidus), velvet crab (Necora puber) and lady crab (Ovalipes ocellatus). Two genera in the family are contrastingly named Scylla and Charybdis; the former contains the economically important species black crab (Scylla serrata) and Scylla paramamosain.