海苹果泛指伪翼手参属(Pseudocolochirus)下的海参物种。[2]它们的身体呈卵形,脚呈管状,和一般食用的红苹果相当类似,外型也相当艳丽,故渔民皆以海苹果称之。它们是滤食性动物,以浮游生物为主食,但不会吃大量食物,因其消化能力有限,触手能放入口中,这些是众多微小的管足和花朵般灿烂的呼吸树体色受到市场欢迎。但它们的外壁与内脏含有毒素,是名副其实的“毒苹果”。故当受到威胁或濒死时,它们会释出有毒气体,虽然在水族贸易中偶尔见到,但不可以将它们饲养在纯海水鱼只的水族箱,要隔离起来。[3]
分布
下级分类
本属包括以下物种:
- Pseudocolochirus dispar
- Pseudocolochirus axiologus (H. L. Clark, 1914)
- Pseudocolochirus misakiensis]]" Yamana & Kohtsuka, 2018
- Pseudocolochirus unica (Cherbonnier, 1988)
- 紫伪翼手参 Pseudocolochirus violaceus (Théel, 1886)
参考文献
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