13a. Terminal segment of 2nd antenna endopod with a large ventral process
with textured surface, dorsal hook and other processes half the size of
the above. The palp of the maxilliped 2-3x as long as wide.
13b. The dorsal hook on the tip of the endopod of the second antenna the most prominent feature. The palp of the maxilliped less than 2 times as long as wide.