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The intestines of flower urchins can also serve as habitats for the commensal flatworm Syndesmis longicanalis. [33] Flower urchins are also common hosts of the zebra crab, Zebrida adamsii. These tiny crabs are obligate symbionts of sea urchins. They cling to the spines on the outer surface of the sea urchin test using their highly specialized ...
Toxopneustes is a genus of sea urchins from the tropical Indo-Pacific.It contains four species.They are known to possess medically significant venom to humans on their pedicellariae (tiny claw-like structures).
Toxopneustes roseus is similar in appearance to the more widespread flower urchin, Toxopneustes pileolus.It can be distinguished by having a rigid "shell" that is a solid pink, red, or purple in color, in contrast to the variegated coloration of the test of Toxopneustes pileolus.
Toxopneustes elegans is one of the four species in the genus Toxopneustes.It was first described by the German zoologist Ludwig Heinrich Philipp Döderlein in 1885. [1] The generic name Toxopneustes literally means "poison breath", derived from Greek τοξικόν [φάρμακον] (toksikón [phármakon], "arrow [poison]") and πνευστος (pneustos, "breath").
Flower urchins may refer to: Toxopneustes pileolus, a venomous species of sea urchin from the tropical Indo-West Pacific; Members of the genus Toxopneustes in general
Sea urchins are dying in large numbers across the Caribbean, according to scientists who are racing to pinpoint the cause of the mysterious die-off. Skip to main content. 24/7 ...
A deadly epidemic that is spreading through the Red Sea has killed off an entire species of sea urchin in the Gulf of Aqaba, imperilling the region's uniquely resilient coral reefs, an Israeli ...
"I have just watched the moon set in all her glory, and looked at those lesser moons, the beautiful Pyrosoma, shining like white-hot cylinders in the water" (T.H. Huxley, 1849). [ 11 ] Section through the wall of a pyrosome (magnified) showing a single layer of ascidiozooids: (br) branchial orifice; (at) atrial orifice; (tp) process of the test ...