primary spine meaning in Chinese
首级棘
Examples
- Primary spines long and slender , with some thorns and long hairs in the basal part . large globiferous pedicellariae are numerous
本文共记述了我国黄、东海海胆34种，分隶于7目， 17科， 28属。 - Primary spines of oral side club - shaped . tridentate pedicellariae occur in two forms , one with short , broad valves , the other with elongate , slender valves
本文包括了对各分类阶元的描述，种的记述有中名、学名、引证、形态、研究标本和地理分布。