Crystallogobius Gill, 1864
Body transparent in life, laterally compressed. Lower jaw teeth in single row. Anterior nostril a short tube, lacking process from rim. Pectoral fin uppermost rays within membrane. Pelvic disc complete and deep in male, but reduced or lacking in female. First dorsal with only 2 spinous rays in male, absent in female. Vertebral mode 30. Scales absent.
Nektonic, with progenetic features, pronounced sexual dimorphism
and short 'annual' lifespan.
Species 1.
Species of this genus in the program:
Crystallogobius linearis