Marine Invertebrates
Sea Stars, Sea Urchins & allies (Echinodermata)

Sea Star, Sea Urchin or Ally (Echinodermata) field guide

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Sea Stars, Sea Urchins & allies (Echinodermata)

Sea Stars (Asteroidea)
Brittle Stars (Ophiuroidea)
Sea Urchins (Echinoidea)
Sea Cucumbers (Holothuroidea)
Feather Stars, Sea Lilies (Crinoidea)

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Critically endangered * Endangered * Vulnerable * Very rare / threatened Rare or uncommon native Local native Non-local native Vagrant native Cosmopolitan Migratory Exotic Locally extinct Unknown
Non-invasive or negligible Minor weed or pest Medium weed or pest Major weed or pest Severe weed or pest Unknown

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Allostichaster polyplax (Many-armed seastar)

Asterodiscides truncatus (Asterodiscides truncatus)

photo ..NSW Parks

photo ..NSW Parks

image Ken Bean

image Ken Bean
photo ..NSW Parks
image Ken Bean

Astropecten vappa (A sea star)

Astropecten vappa
Astropecten vappa

Centrostephanus rodgersii (Black Sea Urchin)

ALA

ALA

IMage Liz Allen

IMage Liz Allen
ALA
IMage Liz Allen

Chiridota gigas (Sea Cucumber)

IMAGE Liz Allen

IMAGE Liz Allen

Image Liz Allen

Image Liz Allen
IMAGE Liz Allen
Image Liz Allen

Coscinasterias muricata (Eleven-armed Seastar)

Coscinasterias muricata
Coscinasterias muricata
Coscinasterias muricata

Echinocardium cordatum (Heart Urchin)

image Jenny Edwards

image Jenny Edwards

image Jenny Edwards

image Jenny Edwards
image Liz A

image Liz A
image Jenny Edwards
image Jenny Edwards
image Liz A

Echinometra mathaei (Echinometra mathaei)

Echinometra mathaei

Heliocidaris erythrogramma (Sea Urchin)

ALA Julian Finn

ALA Julian Finn

Heliocidaris erythrogramma
Heliocidaris erythrogramma
ALA Julian Finn

Heliocidaris tuberculata (Heliocidaris tuberculata)

Heliocidaris tuberculata
Heliocidaris tuberculata
Heliocidaris tuberculata

Holopneustes purpurascens (Sea Urchin)

Holopneustes purpurascens

Meridiastra calcar (Eight arm Seastar)

Meridiastra calcar
Meridiastra calcar
Meridiastra calcar

Nectria ocellata (Mosaic Seastar)

Nectria ocellata
Nectria ocellata

Ophiarachnella ramsayi (Brittle Star)

Image Jenny Edwards

Image Jenny Edwards

Ophiarachnella ramsayi
Ophiarachnella ramsayi
Image Jenny Edwards

Ophionereis schayeri (Banded Brittle Star)

image Jenny Edwards

image Jenny Edwards

image Liz A

image Liz A
Image Liz A

Image Liz A
image Jenny Edwards
image Liz A
Image Liz A

Parvulastra exigua (Rock pool seastar)

Parvulastra exigua
Parvulastra exigua
Parvulastra exigua

Pentagonaster dubeni (Pentagonaster dubeni)

Phyllacanthus parvispinus (Pencil Urchin)

image Liz Allen

image Liz Allen

image Liz A

image Liz A
image Liz Allen

image Liz Allen
image Liz Allen
image Liz A
image Liz Allen

Plectaster decanus (Seastar)

Stichopus sp. (Stichopus sp.)

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