I'm not aware that any exist. Phylum Echinodermata is often mentioned as the largest without freshwater or terrestrial representatives.
No. A spider is an arachnid. A starfish is an example of an echinoderm.
Echinoderm
sea cucumber sea lily
Anenome.
A starfish is an echinoderm.
Loaches are freshwater fish, for example, the clown loach which is a freshwater fish.
It's an echinoderm whick primarily lives in ponds and lives off of other smaller organisms in the water such as brine shrimp and daphnia
Echinoderm is an invertebrate and therfore it has no backbone
Yes sand dollar is an echinoderm.
an echinoderm is an organism with no spine
A Brittle star is not a myriapod. A Brittle star is an echinoderm. An example of a myriapod would be a centipede.
A bird is NOT an echinoderm because they dont live in salt water