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Sea Urchins and Sea Stars

Record 26 to 50 of 138

Clipart images of several sea star and sea urchin species. Sea stars, also called starfish, are echinoderms that are in the shape of a star, with typically five arms. Sea urchins are echinoderms tha are small, spiny sea creatures shaped like a sphere or globe.


Crinoid, Actinocrinus
A paleozoic crinoid, Actinocrinus tricuspidatus from carboniferous limestone in Belgium....
Crinoid, Actinocrinus
A paleozoic crinoid, Actinocrinus triacontadactylus found in Carboniferous limestone in Lancashire....
Crinoid, Cupressocrinus
A paleozoic crinoid, Cupressocrinus....
Crinoid, Eucalyptocrinus
A paleozoic crinoid, Eucalyptocrinus rosaceus found in Devonian limestone in Eifel....
Crinoid, Ichtyocrinus
A paleozoic crinoid, Ichtyocrinus laevis found in Silurian limestone in North America....
Crinoid, Lily
An extinct lily crinoid....
Crinoid, Platycrinus
A paleozoic crinoid, Platycrinus trigintidactylus from carboniferous limestone in Ireland....
Crinoid, Rhodocrinus
A paleozoic crinoid, Rhodocrinus crenatus....
Crinoid, Simple
An illustration of a simple five armed crinoid with a detailed view of the tegmen of five orals. Crinoids, also known as sea lilies or feather-stars, are marine animals that make up the class Crinoid...
Crinoid, Taxocrinus
A paleozoic crinoid, Taxocrinus briareus found in Devonian limestone....
Crinoids
Crinoids are a species of Echinoderms: "68, Apiocrinus Royssianus (a, lower part of stem); 69, portion of a mass of crinoidal limestone; 70, Pentacrinus Wyville-Thomsoni." -Dana, 1883...
Cryptozonate Asterid
An illustration of a cryptozonate asterid....
Diadema
A genus of sea urchines...
Dollar, Sand
The spines are removed from most of the surface of this sand dollar....
Echinodermata
"A class of radiate animals, the highest in organisation of the great division of the animal kingdom. They have a digestive and a vascular system; for the former, however, there is in many of them on...
Echinopaedia
Echinopaedia is the name for the early or larval stages of echinoderms like sea stars and sea urchins. "A, common primitive form of Echinodermata, whence B, B', a vermiform holothurid, and C, C', a pl...
Echinus gracilis
"Echinus gracilis. a, ambulacral plates; b, poriferous zone; c, interambulacral plates." — Encyclopedia Britannica, 1893...
Echinus Lividus, Buccal Armature of
"A species after death, when the weapons of death have been rubbed off; that is to say, the bristles. It has been calculated that more than ten thousand pieces, each admirably arranged and united, ent...
Echinus Lividus, Masticating Apparatus of
The organs of mastication of the Sea Urchin. Mastication, or chewing, is the process by which food is crushed and ground by teeth....
Encope
"Encope emarginata. Encope is a genus of irregular clypeastroid sea-urchins, of the family Mellitidae." -Whitney, 1911...
Encrindae
"Theses animals were all supported upon a long stalk, at the extremity of which they floated in the waters of the ancient seas, spreading their arms in every direction in search of the small animals w...
Encrinite
"Encrinite: head and piece of stem. Any fossil crinoid; a stone-lily: a term especially applied to the ordinary stalked form with a cylindrical stem and well-formed arms." -Whitney, 1911...
Encrinite
"Encrinite: Any fossil crinoid; a stone-lily: a term especially applied to the ordinary stalked form with a cylindrical stem and well-formed arms. a, a, parts of the stem; b, b, separate joints." -Whi...
Feather-star, rosy
"The body is flattened and covered with several cacareous plates; the lower, or entral surface, bears the mouth and anus; and the ten slender rays are often branched to such an extent as to appear ver...
Fossil Echinidea
"Palaechinus sphaericus, Scouler; Carbouiferous, Ireland." — Encyclopedia Britannica, 1893...
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