Hypselodoris bullockii Bullock's Hypselodoris
© Di Syrett / MacroDivers.com
Home / Sea Slug Guide / Hypselodoris bullockii About this species © Di Syrett / MacroDivers.com
Current scientific name Hypselodoris bullockii
Common name Bullock's Hypselodoris
Order Nudibranchia - Doridoidea (Dorids)
Type cryptobranchia
Genus Hypselodoris
Species bullockii
Average size 45 mm
Colours white, purple, pink
Pattern edged mantle
Body shape Oval
Rhinophores Horizontal
Gills External gill plume
Similar species Hypselodoris variobranchia, Hypselodoris iba Geographic Distribution Western and central Pacific Ocean.
Identification White to pale pink body with gills and rhinophores a darker shade. The edge of the margin has a thin white line. Rhinophores lamellate. Gills feathery, simple-branched that may contract slightly.
Want to learn more? Explore the MacroDivers Nudibranch Academy for practical guides to nudibranch anatomy, identification, behaviour, scientific names and responsible observation.
Explore the Nudibranch Academy Our Sightings
Location seen Anilao, Philippines
Date seen 2026-01-29
Depth 25 © Di Syrett / MacroDivers.com © Di Syrett / MacroDivers.com © Di Syrett / MacroDivers.com
Location seen Lembeh, Indonesia
Date seen 2025-09-07
Depth 25 © Di Syrett / MacroDivers.com