Echinoids or sea urchins are very common in today's oceans and are common as fossils also.
Echinoids are part of the larger animal group known as echinoderms,
which includes starfish and crinoids.
They are found on most continents and are widely collected. Some are called "sand dollars"

Brittle Starfish Lapworthia miltoni U s36 Humevale Siltstone, Comet Creek, Mount Dissapointment, Clonbinane, Victoria, Australia. Silurian 425 Million years old Specimen is 86x70x23mm. Aust. $75.00 All sizes are approximate This is a one only fossil, and may not be available. If you require a fossil bigger or smaller than the feature please e-mail us with your request.

Starfish Petraster richi U s35 Humevale Siltstone, Comet Creek, Mount Dissapointment, Clonbinane, Victoria, Australia. Silurian 425 Million years old Specimen is 96x85x23mm. Starfish is 24mm. Sorry, sold. All sizes are approximate This is a one only fossil, and may not be available. If you require a fossil bigger or smaller than the feature please e-mail us with your request.

Starfish Phillipaster selwyni positive and negative U s38 Humevale Siltstone, Nannys Creek Road, E. Kilmore, Victoria, Australia. Silurian 425 Million years old Specimen is 73x42mm and 56x54mm. Starfish is 15mm. Sorry, sold. All sizes are approximate This is a one only fossil, and may not be available. If you require a fossil bigger or smaller than the feature please e-mail us with your request.

Starfish Undescribed U s37 Humevale Siltstone, Nannys Creek Road, E. Kilmore, Victoria, Australia. Silurian 425 Million years old Specimen is 106x87x20mm. Starfish is 47mm. Aust. $110.00 All sizes are approximate This is a one only fossil, and may not be available. If you require a fossil bigger or smaller than the feature please e-mail us with your request.

Starfish Petraster richi and Palasterina U s21 Humevale Siltstone, Comet Creek, Mount Dissapointment, Clonbinane, Victoria, Australia. Silurian 425 Million years old Specimen is 165x165x50mm. Aust. $275.00 All sizes are approximate This is a one only fossil, and may not be available. If you require a fossil bigger or smaller than the feature please e-mail us with your request.

Starfish Stenaster. St s32 Katoua Formation, Mecissi, Morocco. Ordovician 450 Million years old Specimen is 150x95mm. Aust. $110.00 All sizes are approximate This is a one only fossil, and may not be available. If you require a fossil bigger or smaller than the feature please e-mail us with your request.