Simulium

[ sĭ-myōō′lē-əm ]

A genus of biting gnats or midges of the family Simuliidae that includes various species that transmit the causative agent of human onchocerciasis.

Examples from the Web for simulium

Most remarkable, in many respects, of all aquatic larvae are the grubs of the Sand-midges (Simulium).
The Life-Story of Insects|Geo. H. Carpenter
In Spartanburg County attacks by Simulium seems to be confined to the immediate vicinity of the breeding-places.
Handbook of Medical Entomology|William Albert Riley
Most of the other species of Simulium which have been studied seem to be single brooded.
Handbook of Medical Entomology|William Albert Riley
At Nueltin Lake the Simulium hordes become troublesome at approximately the same time as the mosquitoes.
The Barren Ground Caribou of Keewatin|Francis Harper

The pupae of Simulium rest in their curious little cup-like dwellings, attached to submerged stones or plants.
The Life-Story of Insects|Geo. H. Carpenter