Global distribution of genus Provanna displayed as type locations of known species and location of this study (GMGS2-07B and GMGS2-09B). orange circle: active hydrothermal vents, hydrocarbon seeps where extant Provanna species are discovered; blue circle: seep deposits or organic falls that yield fossil Provanna.

 
 
  Part of: Wu C, Chen F, Tian Y, Amano K, Su X (2025) A new species of genus Provanna (Gastropoda, Abyssochrysoidea) from gas hydrate-bearing sediments of the northern South China Sea. Zoosystematics and Evolution 101(1): 45-54. https://doi.org/10.3897/zse.101.137176