| Antenna 1, 1st article of peduncle | as long as wide | longer than wide |
|---|---|---|
| Antenna 1, articles 2–3 of peduncle | short | long |
| Carina on pereonite 1 | hump and truncate posterior part | hump and elevating posterior part |
| Carinae on pereonites 2–7 | rather truncate | evenly rising |
| Lateral faces of pereonites | smooth | distinctly roundly protruding |
| Middle of posterior margins of propodi of pereopods 1–4 | each with robust seta | without robust setae |
| Middle of anterior margins of propodi of pereopods 5–7 | each with robust seta | without robust setae |
| Distal margins of pereopod coxae 1–4 | without long setae | with some long setae |
| Pereopods 5–7 merus lobe | expanded | not much expanded |