Hastula acumen
Hastula acumen is a species of sea snail, a marine gastropod mollusk in the family Terebridae, the auger snails. Description

Distribution
This marine species occurs off Papua New Guinea. References

 Deshayes G.P. (1859). A general review of the genus Terebra, and a description of new species. Proceedings of the Zoological Society of London. 27: 270-321
 Liu, J.Y. [Ruiyu] (ed.). (2008). Checklist of marine biota of China seas. China Science Press. 1267 pp. Terryn Y. (2018). A new species of Hastula from Negros, Philippines. Xenophora Taxonomy. 22: 19-21

External links
 Deshayes G.P. (1859). A general review of the genus Terebra, and a description of new species. Proceedings of the Zoological Society of London. 27: 270-321
 edosov, A. E.; Malcolm, G.; Terryn, Y.; Gorson, J.; Modica, M. V.; Holford, M.; Puillandre, N. (2020). Phylogenetic classification of the family Terebridae (Neogastropoda: Conoidea). Journal of Molluscan Studies. 85(4): 359-388
 MNHN, Paris: lectotype

Terebridae
Gastropods described in 1859