Macrobrachium
noun
Mac·ro·brachium
¦makrō+
: a genus of large stout chiefly tropical shrimps including one (M. jamaicenœ) that occurs in freshwaters of Florida and the Gulf coast to Brazil and sometimes attains a length of 17 inches and a weight of over 3 pounds
Word History
Etymology
New Latin, from macr- + brachium