1. Pereopods 1 and 2 (gnathopods 1 and 2) strongly unlike in size and form (figs. 4j, k, 5i, j)........................................................................................... Shoemakeroides Hendrycks & Bousfield, 2004
- Pereopods 1 and 2 (gnathopods 1 and 2) like in size and form (figs. 4a–i, l, 5a–h, k)................................ 2
2. Pereopods 1 and 2 (gnathopods 1 and 2) powerful; carpus short, with distinct narrow carpal lobe; propodus long, inflated, palmar margin long, vertical (figs. 4l, 5k)............................................. Hendrycksopleustes gen. nov.
- Pereopods 1 and 2 (gnathopods 1 and 2) weak, subchelate; carpus elongate, posterodistal lobe shallow; propodus with short, oblique palmar margin (figs. 4a–i, 5a–h)............................................. Neopleustes Stebbing, 1906