Filarioidea

noun plural

Fi·​lar·​i·​oi·​dea fə-ˌlar-ē-ˈȯid-ē-ə, -ˌler- 

: a large superfamily of nematodes of the order Spirurida that comprises the medically important filarial worms and related forms having a slender thready body, a simple anterior end with the oral lips inconspicuous, a cylindrical esophagus lacking a bulbus, and often unequal and dissimilar copulatory spicules in the male

filarioid

fə-ˈlar-ē-ˌȯid, -ˈler- 

adjective