Hypermastus
Hypermastus is a genus of sea snails, marine gastropod mollusks in the family Eulimidae.Species within this genus include the following:
- Hypermastus acutus
- Hypermastus araeosomae
- Hypermastus auritae
- Hypermastus boschorum
- Hypermastus bulbulus
- Hypermastus casta
- Hypermastus colmani
- Hypermastus coxi
- Hypermastus cylindricus
- Hypermastus echinocardiophilus
- Hypermastus echinodisci
- Hypermastus epeterion
- Hypermastus epiphanes
- Hypermastus georgiregis
- Hypermastus indistinctus
- Hypermastus kilburni
- Hypermastus lacteus
- Hypermastus mareticola
- Hypermastus minor
- Hypermastus mucronatus
- Hypermastus obliquistomum
- Hypermastus orstomi
- Hypermastus peronellicola
- Hypermastus philippianus
- Hypermastus placentae
- Hypermastus productus
- Hypermastus pusillus
- Hypermastus randolphi
- Hypermastus roemerianus Matsuda, Uyeno & Nagasawa, 2013
- Hypermastus rosa
- Hypermastus ryukyeunsis
- Hypermastus sauliae
- Hypermastus serratus
- Hypermastus subula
- Hypermastus tenuissimae
- Hypermastus tokunagai
- Hypermastus williamsi
;Species brought into synonymy:
- Hypermastus bountyensis : synonym of Pelseneeria bountyensis
- Hypermastus cookeanus : synonym of Stilapex cookeanus
- Hypermastus dunkerianus : synonym of Hypermastus philippiana
- Hypermastus roemeriana Matsuda, Uyeno & Nagasawa, 2013 a: synonym of Hypermastus roemerianus Matsuda, Uyeno & Nagasawa, 2013
