Select all characteristics of sea urchins. broad arms that are indistinct from the central disk long
\& slender arms that are distinct from the central disk spherical or disk shaped body with no arms
ossicles are reduced to isolated elements embedded in the epidermis ossicles are fused to form a
rigid, shell-like test ossicles are reduced to microscopic elements crawl using their long, flexible
arms madreporite on aboral surface madreporite on oral surface internal madreporite small,
immovable spines long, well-developed, moveable spines no spines.
Kodo Millet PPT made by Ghanshyam bairwa college of Agriculture kumher bhara...
Select all characteristics of sea urchins. broad arms that are indist.pdf
1. Select all characteristics of sea urchins. broad arms that are indistinct from the central disk long
& slender arms that are distinct from the central disk spherical or disk shaped body with no arms
ossicles are reduced to isolated elements embedded in the epidermis ossicles are fused to form a
rigid, shell-like test ossicles are reduced to microscopic elements crawl using their long, flexible
arms madreporite on aboral surface madreporite on oral surface internal madreporite small,
immovable spines long, well-developed, moveable spines no spines
