On Viannella africana n.sp., Cheilospirura falconis n.sp., and Oesophagostomum tridentatum Maplestone, 1932.
D000818:Animals; D009815:Oesophagostomum; D013151:Spiruroidea
CHEILOSPIRURA FALCONIS; OESOPHAGOSTOMUM/tridentatum; VIANNELLA/Africana