Seawater carbonate chemistry and larval morphology, pigment cell response, la...

Larval stages of members of the Abulacraria superphylum including echinoderms and hemichordates have highly alkaline midguts. To date, the reason for the evolution of such...包含棘皮动物（echinoderms）与半索动物（hemichordates）在内的阿布拉卡拉总门（Abulacraria）类群的幼虫期，其中肠呈现高度碱性。截至目前，此类特征演化的成因仍有待阐明……