Plasmodium semnopitheci is a parasite of the genus Plasmodium and subgenus Vinckeia. As in all Plasmodium species, P. semnopitheci has both vertebrate and insect hosts. P. semnopitheci was isolated from a monkey. Taxonomy The parasite was first described by Knowles in 1919. Hosts The only known host of this species is the northern plains gray langur (Semnopithecus entellus). References Semnopitheci Species described in 1919