Phytomyxea

Plasmodiophora brassicae at the roots of cauliflower

The Phyotmyxea are a group of single-celled organisms that are systematically made ​​to the Cercozoa. They live parasitically.

Characteristics and lifestyle

The Phytomyxea are parasites or parasitoids on plants or on Stramenopilen. Your cells are amoeboid or form plasmodia arise from these two or viergeißelige cells. Some forms of special form, solid Extrusomen with which they penetrate the host cells.

In mitosis, they form a characteristic cross-shaped structure, which dates back to the long lasting receive nucleolus, which is perpendicular to the metaphase plate.

System

The Phytomyxea will be provided to Cercozoa.

They consist of two groups:

• Phagomyxida
• Plasmodiophorida

Documents

• Sina M. Adl et al.: The New Higher Level Classification of Eukaryotes with Emphasis on the Taxonomy of Protists. The Journal of Eukaryotic Microbiology, Volume 52, 2005, pp. 399-451 (Abstract and full text)