Provanna dongshaensis sp. nov., from a late Pleistocene seep site in the northern SCS. A–C. (Holotype, GMGS2-09B-C15-2). Specimen from core 09B-4, shell height: 7.8mm; D–F. (Paratype, GMGS2-07B-A1). Specimen from core 07B-2H-2A with the protoconch almost lost, shell height: 10.89mm; G–I. Incomplete specimen GMGS2-09B-C15-1 from core 09B-2M-1A; J–L. Incomplete specimen GMGS2-09B-C14 from core 09B-4. M-O. Incomplete specimen GMGS2-09B-C13 from core 09B-2M-1A. Scale bar: 5 mm.

 
 
  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