''Melanogaster'' ("''black-bellied''") may refer to the following organisms:
* Genera:
**
''Melanogaster'' (fungus), a genus of false truffles
**
''Melanogaster'' (fly), a genus of hoverflies
* Species:
** ''
Drosophila melanogaster
''Drosophila melanogaster'' is a species of fly (the taxonomic order Diptera) in the family Drosophilidae. The species is often referred to as the fruit fly or lesser fruit fly, or less commonly the "vinegar fly" or "pomace fly". Starting with Ch ...
'', a species of fruit fly, widespread and also important in research
** ''
Acheilognathus melanogaster'', a species of brackish-freshwater ray-finned fish in Japan
** ''Anhinga melanogaster'', the
Oriental darter (snakebird), a water bird of tropical South Asia and Southeast Asia
** ''Turnix melanogaster'', the
black-breasted buttonquail
The black-breasted buttonquail (''Turnix melanogaster'') is a rare buttonquail endemic to eastern Australia. As with other buttonquails, it is unrelated to the true quails. The black-breasted buttonquail is a plump quail-shaped bird in length ...
(a rare bird in Australia)
{{Genus disambiguation