【摘要】 巴西沙蠋是实验生态、生理和生化领域研究中一种很好的试验材料，在室内研究并利用显微镜记录秦皇岛潮间带巴西沙蠋的发育过程，结果发现，从配子至5个刚毛节幼虫期的早期发育过程在国际上是首次显微记录，该研究结果为探讨沙蠋分类和生活史研究提供了参考依据。更多还原

【Abstract】 Arenicola brasiliensis is a good material for experimental ecology, physiology and biochemistry research. The development of Arenicola brasiliensis from the intertidal zone of Qinhuangdao was studied and recorded by means of microscope in lab. The results recorded the early development process from gametes to larva with 5 chaetigerous segments, this microscope record was reported for the first time in the world. The results provided reference for the study of classification and life history of Arenicola speices.更多还原