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Trypanosoma in a blood smear of an infected person
![](/public/Final-Images/AN_Final685z_001-050/AN0050_685zTrypanosoma.jpg)
Legend:
1 erythrocyte
2 Trypanosome
3 flagellum
4 nucleus
5 fold of the pelicle
English name: Trypanosoma
Scientific name: Trypanosoma sp.
Familia: Trypanosomidae
Classis: Sarcomastigophora
Phylum: Protozoa
Regnum: Protista
Trypanosoma causes human African trypanosomiasis (sleeping sickness). The most common vector is the tsetse fly (Glossina sp.).