Callogobius

Callogobius is a genus of fish in the family Gobiidae found in brackish and marine waters of the Indian and Pacific Ocean.

Callogobius
Callogobius hasseltii
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Gobiiformes
Family:	Gobiidae
Subfamily:	Gobiinae
Genus:	Callogobius Bleeker, 1874
Type species
Eleotris hasseltii Bleeker, 1851

These small gobies are distinguished by ridges of papillae on their heads.^[1]

Species

The circumscription of the genus is unclear, but there are 41 species in the genus as it is currently known.^[2][1] Species include:^[3]

• Callogobius albipunctatus Akihito & Ikeda, 2021^[4]
• Callogobius amikami Goren, Miroz & Baranes, 1991
• Callogobius andamanensis Menon & Chatterjee, 1974 (Andaman flap-headed goby)
• Callogobius aquilus Li & Chen, 2024
• Callogobius bauchotae Goren, 1979 (Bauchot's flap-headed goby)
• Callogobius bifasciatus (J. L. B. Smith, 1958) (Double-bar flap-headed goby)
• Callogobius bothriorrhynchus (Herzenstein, 1896)
• Callogobius centrolepis M. C. W. Weber, 1909 (Centre-scale flap-headed goby)
• Callogobius clarki (Goren, 1978) ^[5]
• Callogobius clitellus McKinney & Lachner, 1978 (Saddled flap-headed goby)
• Callogobius crassus McKinney & Lachner, 1984 (Stout flap-headed goby)
• Callogobius depressus (E. P. Ramsay & J. D. Ogilby, 1886) (Flap-headed goby)
• Callogobius dori Goren, 1980
• Callogobius dorsomaculatus Akihito & Ikeda, 2021^[4]
• Callogobius falx Fujiwara, Suzuki & Motomura, 2021
• Callogobius flavobrunneus (J. L. B. Smith, 1958) (Slimy flap-headed goby)
• Callogobius hasseltii (Bleeker, 1851) (Hasselt's flap-headed goby)
• Callogobius hastatus McKinney & Lachner, 1978 (Spear-fin flap-headed goby)
• Callogobius irrasus (J. L. B. Smith, 1959)
• Callogobius kuderi (Herre, 1943)
• Callogobius maculipinnis (Fowler, 1918) (Ostrich flap-headed goby)
• Callogobius mannarensis K. Rangarajan, 1970
• Callogobius mucosus (Günther, 1872) (Sculptured flap-headed goby)
• Callogobius nigromarginatus J. P. Chen & K. T. Shao, 2000
• Callogobius okinawae (Snyder, 1908) (Okinawa flap-headed goby)
• Callogobius pilosimentum Delventhal, Mooi, Bogorodsky & A. O. Mal, 2016 (Hairy-chinned flap-headed goby) ^[1]
• Callogobius plumatus (J. L. B. Smith, 1959) (Feather flap-headed goby)
• Callogobius productus (Herre, 1927) (Elongate flap-headed goby)
• Callogobius sclateri (Steindachner, 1879) (Pacific flap-headed goby)
• Callogobius sheni I. S. Chen, J. P. Chen & L. S. Fang, 2006
• Callogobius shunkan Takagi, 1957
• Callogobius snelliusi Koumans, 1953
• Callogobius snyderi (Fowler, 1946)
• Callogobius stellatus McKinney & Lachner, 1978 (Stellar flap-headed goby)
• Callogobius swifti Gerald R. Allen, Mark V. Erdmann & William M. Brooks, 2020 ^[6]
• Callogobius tanegasimae (Snyder, 1908)
• Callogobius trifasciatus Menon & Chatterjee, 1976
• Callogobius tutuilae (D. S. Jordan & Seale, 1906)
• Callogobius vanclevei (Herre, 1950)
• Callogobius williamsi Delventhal & Mooi, 2023^[7]
• Callogobius winterbottomi Delventhal and Mooi, 2013 (Winterbottom's flap-headed goby) ^[2]