Chelidonura hirundinina

Order: Cephalaspidea
Suborder: Aglajidae
Distribution: Indo-West Pacific
Occurrence: ?
Size: 12mm
Photo Location: Raoul Island, Kermadec Islands

Chelidonura fulvipunctata

Order: Cephalaspidea
Suborder: Aglajidae
Distribution: Cosmopolitan in tropical and warm temperate seas
Occurrence: Uncommon at Poor Knights
Size: 7mm
Photo Location: Poor Knights Islands
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Chelidonura inornata

Order: Cephalaspidea
Suborder: Aglajidae
Distribution: Indo-West Pacific
Occurrence: Uncommon at Poor Knights
Size: 25mm
Photo Location: Poor Knights Islands

Philinopsis taronga

Order: Cephalaspidea
Suborder: Aglajidae
Distribution: SE Aust, NZ
Occurrence: Periodically common
Size: 25mm
Photo Location: Matapouri estuary
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Oxynoe virdis

Order: Sacoglossa
Family: Oxynooidea
Distribution: Northern NZ, SE Australia
Occurrence: Common
Size: 20mm
Photo Location: Houhora Harbour

Elysia sp.

Order: Sacoglossa
Suborder: Elysioidea
Distribution: Northern NZ, SE Australia
Occurrence: Common
Size: 20mm
Photo Location: Poor Knights Islands

Sacoproteus smaragdinus

Order: Sacoglossa
Family: Limapontiidae
Distribution: Japan, Australia, NZ
Occurrence: Common (but cryptic)
Size: 30mm
Photo Location: Houhora Harbour

Placida dendritica

Order: Sacoglossa
Superfamily: Limapontioidea
Distribution: Northern NZ, SE Australia
Occurrence: Common
Size: 4mm
Photo Location: Poor Knights Islands
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Stiliger aureomarginatus

Order: Sacoglossa
Suborder: Limapontioidea
Distribution: Indo-West Pacific
Occurrence: ?
Size: 5mm
Food: ???
Photo Location: Poor Knights Islands

Bursatella leachii

Order: Anaspidea
Family: Aplysiidae
Distribution: Worldwide
Occurrence: Common
Size: 40mm
Photo Location: Poor Knights Islands
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Umbraculum umbraculum

Order: Notaspidea
Family: Umbraculidae
Distribution: Tropical - temperate Indo-West Pacific
Occurrence: Common
Size: 100mm
Photo Location: Cape Brett, BOI
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Berthella ornata

Order: Notaspidea
Family: Pleurobranchidae
Distribution: Throughout NZ
Occurrence: ?
Size: 18mm
Photo Location: Aldermen Islands
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Berthellina citrina

Order: Notaspidea
Family: Pleurobranchidae
Distribution: ?
Occurrence: ?
Size: 30mm
Photo Location: Poor Knights Islands
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Pleurobranchaea maculata

Order: Notaspidea
Family: Pleurobranchidae
Distribution: NZ & SE Australia
Occurrence: ?
Size: 30mm
Photo Location: Mahurangi Island, Hahei
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Thysanozoon brochii

Size: 15mm
Photo Location: Poor Knights Islands
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Pseudoceros sp.

Size: 25mm
Photo Location: Poor Knights Islands

Stylochoplana sp.

Size: 20mm
Photo Location: Poor Knights Islands