Acutigebia, SAKAI, 1982

Liu, Wenliang, Liu, Ruiyu & Liu, J. Y., 2013, Two New Species Of Acutigebia (Crustacea: Decapoda: Gebiidea: Upogebiidae) From The South China Sea, Raffles Bulletin of Zoology 61 (2), pp. 571-577 : 577

KEY TO THE SPECIES OF THE GENUS ACUTIGEBIA SAKAI, 1982

1. Pereopod 1 propodus unarmed on lower margin ................. 2

– Pereopod 1 propodus armed with spinules on lower margin ... ................................................................................................ 4

2. Telson square, as long as wide .... A. kyphosoma Sakai, 1993

– Telson subsquare, wider than long ........................................ 3

3. Telson about 1.5 times as wide as long ................................... ........................................................... A. trypeta ( Sakai, 1970)

– Telson about 1.7 times as wide as long ................................... ........................................................ A. laticauda , new species

4. Telson square, as long as wide ............................................. 5

– Telson subsquare, broader than long .................................... 6

5. Lateral ridges of gastric region denticulate ............................. ............................................................ A. danai ( Miers, 1876)

– Lateral ridges of gastric region unarmed ................................. ........................................................... A. sp. α ( de Man, 1928)

6. Rostrum about 2 times longer than eyestalk. Merus of pereopod 1 having two to four teeth proximally on the lower margin ... .................................................... A. simsoni ( Thomson, 1893)

– Rostrum about 1.5 times longer than eyestalk. Merus of pereopod 1 bearing a row of small teeth on the lower margin ................ ......................................................... A. serrifera , new species