Simulium Si·mu·li·um (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.
The creeping gnat (simulium reptans) is also very annoying in Sweden.
Most remarkable, in many respects, of all aquatic larvae are the grubs of the Sand-midges (simulium).
Most of the other species of simulium which have been studied seem to be single brooded.
The pupae of simulium rest in their curious little cup-like dwellings, attached to submerged stones or plants.
In Spartanburg County attacks by simulium seems to be confined to the immediate vicinity of the breeding-places.
The accumulated evidence is increasingly opposed to Sambon's hypothesis of the transmission of pellagra by simulium.
We learn from this author that the sting or bite of the simulium is as bad as that of the Stomoxys before noticed.
The black-fly, simulium venustum, inflicts a painless bite, with ecchymosis and hmorrhage at the site of puncture.
At Nueltin Lake the simulium hordes become troublesome at approximately the same time as the mosquitoes.
On black-flies and buffalo-gnats, (simulium), as possible carriers of pellagra in Illinois.