315 Dictyocha fibula 小等刺硅鞭藻 Phylum: Heterokontophyta 门：不等鞭毛門 Class: Dictyochophyceae 纲：硅鞭藻綱 Order: Dictyochales 目：硅鞭藻目 Family: Dictyochaceae 科：硅鞭藻科 Morphology Cells are solitary, roughly rhomboid, and slightly flattened, and skeleton-bearing, with one anterior flagellum. The skeleton is silicified, robust, hard, and composed of a rhomboid basal ring and four connecting struts. Four robust spines protrude at the corners. Chloroplasts are numerous and yellowish-brown. 形態 細胞獨立生活，大致呈菱形，輕微扁平，內有硅質化骨骼，前端有一條鞭毛。內骨 骼為硅質，粗壯，堅硬，由一個菱形的基環和四個連接柱組成。四根粗壯的刺從轉 角處伸出。色素體多，黃褐色。 Ecology and distribution Dictyocha fibula is cosmopolitan planktonic species which could be found in both coastal and oceanic waters. It is a bloom forming species. 生態與分佈 小等刺硅鞭藻是廣布性遊性物種，在近岸和大洋均有記錄，可形成紅潮。 Size Length: 22-26 μm (Al-Yamani and Saburova, 2019)
RkJQdWJsaXNoZXIy NDk5Njg=