Costia necatrix
| Noun | 1.Costia necatrix - a flagellate that is the cause of the frequently fatal fish disease costiasis |
| 单词 | costia necatrix | ||
| 释义 | Costia necatrix
Costia NecatrixCostia Necatrixa protozoan of the family Bodonidae of the class Flagellata. The body is in the form of a droplet, measuring 6–20 μm long and 3–10 μm wide. The nucleus is vesiculate, and there are four flagellae of various lengths. This protozoan is found everywhere. It is a dangerous parasite of various types of fish, especially of the fry, and causes the serious disease costiasis. Under unfavorable living conditions, Costia necatrix forms cysts. REFERENCEBauer, O. N., V. A. Musselius, and lu. A. Strelkov. Bolezni prudovykh ryb. Moscow, 1969.Costia necatrix
Synonyms for Costia necatrix
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