Why the urchin lost its spines: hydrodynamic forces and survivorship in three echinoids
There are poorly preserved fragments of sand dollar echinoids
collected from this area in the Rio Bravo Collection (Molineux 2008) at the Texas Natural Science Center.
Notes on the biology of the echinoid
1984), and no doubt crustaceans and echinoids
Bekhmeia wetzeli, Sponge spicules, Mollusca fragments, Gastropoda, Echinoid
remains Due to assemblage of microfossils above, using biozonation of Gollesstaneh  "Orbitolina-Choffattella-Salpingoporella dinarica zone I" biozone was suggested.
immune system and the phylogenetic occurrence of immune mechanisms in deuterostomes.
Reproductive cycles in Oregon populations of the echinoid
, Strongylocentrotus purpuratus (Stimpson).
How prey size, type and abundance affects foraging decisions by the regular echinoid
Progesterone metabolism in the ovaries and testes of the echinoid
Lytechinus variegatus Lamarck (Echinodermata).
The regular echinoid
Paracentrotus lividus (Lamarck, 1816) is a macroalgivore sea urchin commonly found along the North Atlantic coasts from Ireland to southern Morocco and throughout the Mediterranean Sea (Bayed et al.
Other studies proved the possibility of producing a large number of eggs and larvae of several echinoid
Gonad fatty acids and trophic interactions of the echinoid