These are the Crinoidea which belong to family of starfish. They are attached to marine rocks by roots. They have long & flexible stem, vintage line drawing or engraving illustration.
Phylum echinodermata or starfish anatomy with inner structure outline diagram. Labeled educational detailed scheme with zoology description for sea life animal inner organs vector illustration.
Black sea urchin arbacia lixula aquatic natural food. Wild animal raw food fresh sea urchin marine underwater. Water aquatic spiny sea urchin wildlife creature shell tropical exotic vector sharp.
Classification of animals vector illustration. Labeled division order scheme. Vertebrates with backbone system classification. Mammals taxonomy explanation in educational biology handout brochure.
Spiny sea star commonly known as Marthasterias. It is native to the eastern Atlantic Ocean. These are fairly large starfish with a small central disc and five slender, vintage line drawing or engraving illustration.
Sea Lily is an ancient crinoid. sea lilies are flowerlike, with branching arms surrounding the central mouth. Live in the western part of the Pacific Ocean and on both sides of the Atlantic Ocean, vintage line drawing or engraving illustration.