نتایج جستجو برای: asteroidea
تعداد نتایج: 260 فیلتر نتایج به سال:
Both partially articulated specimens and dissociated marginal ossicles form the basis for erection of two new species Late Cretaceous goniasterids from Mons Liège-Limburg basins (Belgium) Hannover area (Germany). Chomataster breizh sp. nov., which recalls type species, acules Spencer, 1913, but differs in several respects, is based on a partial external mould frame disc arms flint (upper Campan...
BACKGROUND Some metazoa have the capacity to regenerate lost body parts. This phenomenon in adults has been classically described in echinoderms, especially in sea stars (Asteroidea). Sea star bipinnaria larvae can also rapidly and effectively regenerate a complete larva after surgical bisection. Understanding the capacity to reverse cell fates in the larva is important from both a developmenta...
Sea star (class Asteroidea, phylum Echinodermata) is one of the most successful marine organisms inhabiting a wide range of habitats. As one of the key stone species, sea stars are responsible for maintaining much of the local diversity of species within certain communities. Malaysian Exclusive Economic Zone (EEZ) Resource Survey had been carried out from 16th Aug to 6th Nov 2015 and one of the...
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