| Mainly on the basis of CF tests, Manzanilla virus has been placed in the Simbu group; in it Manzanilla is closely related to Ingwavuma virus (see Catalogue card) and less so to Oropouche [2] . For a list of viruses with which it has been compared and no relation detected, see Reference [1] . | Antigenic relationships were determined for 24 viruses of the Simbu serogroup [5] . Manzanilla virus was placed in the Manzanilla complex, one of as many as ten complexes comprising the Simbu serogroup. Ingwavuma, Mermet, and Inini viruses were determined to be subtypes of Manzanilla virus [5] , [6] . | |
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