Austinogebia

Liu, Wenliang & Liu, Ruiyu, 2012, A new species of the genus Austinogebia Ngoc-Ho, 2001 (Crustacea, Decapoda, Gebiidea, Upogebiidae) from northern China, Zootaxa 3243, pp. 59-64 : 64

Key to the species of the genus Austinogebia Ngoc-Ho, 2001

1. Anterior half of rostrum and anterior half of gastric ridges unarmed dorsally....................................... 2

- Anterior half of rostrum with teeth, anterior half of gastric ridge with or without teeth............................... 6

2. Rostrum narrow, about 2.5 times as long as broad at base. Lower border of antennular and antennal peduncles unarmed............................................................................ A. takaoensis ( Sakai & Türkay, 1995)

- Rostrum about 1.2–1.8 times as long as broad at base......................................................... 3

3. Telson approximately quadrate................................................. A. nobilii ( Sakai & Türkay, 1995)

- Telson broader than long................................................................................ 4

4. Rostrum 1.3 times as long as broad................................................... A. narutensis ( Sakai, 1986)

- Rostrum 1.7–1.8 times as long as broad.................................................................... 5

5. Lower margin of antennal peduncle with row of spines................................. A. spinifrons ( Haswell, 1881)

- Lower margin of antennal peduncle unarmed............................................... A. monospina sp. nov.

6. Anterior half of gastric ridge with 6–9 spiniform teeth, basis of pereiopod 1 with sharp spine..... A. wuhsienweni ( Yu, 1931)

- Anterior half of gastric ridge unarmed or with 1 or 2 tubercles, basis of pereiopod 1 with blunt tooth.............................................................................................. A. edulis ( Ngoc-Ho & Chan, 1992)