Stephanofilaria stilesi
{{Short description|Species of filarial worm}}
{{Speciesbox
| genus = Stephanofilaria
| species = stilesi
| authority = Chitwood, 1934
}}
Stephanofilaria stilesi is a species of filarial worm. It is a parasite of cattle.{{cite journal |last1=Hibler |first1=Charles P. |title=Development of Stephanofilaria stilesi in the Horn Fly |journal=The Journal of Parasitology |date=October 1966 |volume=52 |issue=5 |pages=890–898 |doi=10.2307/3276527|jstor=3276527 |pmid=5926644 }}{{cite web |last1=Gerhold, Jr |first1=Richard W. |title=Stephanofilariasis in Animals |url=https://www.msdvetmanual.com/integumentary-system/helminths-of-the-skin/stephanofilariasis-in-animals |website=MSD Manual |publisher=Merck & Co., Inc. |access-date=23 May 2022}} It causes the disease stephanofilariasis.{{Cite web |title=Stephanofilaria - an overview {{!}} ScienceDirect Topics |url=https://www.sciencedirect.com/topics/agricultural-and-biological-sciences/stephanofilaria |access-date=2022-05-26 |website=www.sciencedirect.com}}