How to Identify Polyceridae

Polyceridae is a animal family in the Animalia kingdom, order Nudibranchia, class Gastropoda. The family contains 53 accepted species worldwide.

Key Identification Features

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Representative Polyceridae Species

How to identify Palio nothus (G.Johnston, 1838)

Palio nothus (G.Johnston, 1838)

Palio nothus (G.Johnston, 1838)

Palio nothus is a shell-less marine nudibranch gastropod in the Polyceridae fami…

How to identify Kaloplocamus ramosus (Cantraine, 1835)

Kaloplocamus ramosus (Cantraine, 1835)

Kaloplocamus ramosus (Cantraine, 1835)

Kaloplocamus ramosus, the tasselled nudibranch, is a well-camouflaged sea slug f…

How to identify Nembrotha cristata Bergh, 1877

Nembrotha cristata Bergh, 1877

Nembrotha cristata Bergh, 1877

Nembrotha cristata is a large black-green Indo-West Pacific nudibranch sea slug …

How to identify Triopha modesta Bergh, 1880

Triopha modesta Bergh, 1880

Triopha modesta Bergh, 1880

Triopha modesta, the modest clown dorid, is a colorful shell-less nudibranch sea…

How to identify Polycera janjukia Burn, 1962

Polycera janjukia Burn, 1962

Polycera janjukia Burn, 1962

Polycera janjukia is a shell-less marine nudibranch species found in southeaster…

How to identify Roboastra gracilis (Bergh, 1877)

Roboastra gracilis (Bergh, 1877)

Roboastra gracilis (Bergh, 1877)

Roboastra gracilis is a small nudibranch sea slug found in the tropical western …

How to identify Tambja verconis (Basedow & Hedley, 1905)

Tambja verconis (Basedow & Hedley, 1905)

Tambja verconis (Basedow & Hedley, 1905)

Verco's nudibranch, Tambja verconis, is a brightly coloured marine nudibranch in…

How to identify Nembrotha chamberlaini Gosliner & Behrens, 1997

Nembrotha chamberlaini Gosliner & Behrens, 1997

Nembrotha chamberlaini Gosliner & Behrens, 1997

Nembrotha chamberlaini is a distinctively colored nudibranch found in the Philip…

How to identify Nembrotha aurea Pola, Cervera & Gosliner, 2008

Nembrotha aurea Pola, Cervera & Gosliner, 2008

Nembrotha aurea Pola, Cervera & Gosliner, 2008

Nembrotha aurea is a large creamy-yellow nembrothid nudibranch found in the west…

How to identify Gymnodoris impudica (Rüppell & Leuckart, 1830)

Gymnodoris impudica (Rüppell & Leuckart, 1830)

Gymnodoris impudica (Rüppell & Leuckart, 1830)

Gymnodoris impudica is a large, colorful spotted dorid nudibranch found in the t…

How to identify Crimora papillata Alder & Hancock, 1862

Crimora papillata Alder & Hancock, 1862

Crimora papillata Alder & Hancock, 1862

Crimora papillata is a shell-less marine nudibranch gastropod in Polyceridae, fo…

How to identify Polycera hedgpethi Er.Marcus, 1964

Polycera hedgpethi Er.Marcus, 1964

Polycera hedgpethi Er.Marcus, 1964

Hedgpeth's dorid (Polycera hedgpethi) is a widespread cryptogenic invasive shell…

Browse all 53 Polyceridae species →

Frequently Asked Questions

How do you identify Polyceridae?

Polyceridae animals belong to the Nudibranchia order in the Animalia kingdom. Apart from this distinct coloration, the species looks very similar to Nembrotha yonowae. For instant identification, use the iNature app — AI-powered and works offline.

What are the key characteristics of Polyceridae?

Polyceridae is classified in the order Nudibranchia, class Gastropoda, phylum Mollusca. It has very distinctive bright red gills and rhinophores.

Sources: GBIF, iNaturalist, Wikipedia · Disclaimer

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