Protostrongylus

noun

Pro·​to·​stron·​gy·​lus -ˈsträn-jə-ləs 

: a genus of lungworms of the family Metastrongylidae including one (P. rufescens) parasitic especially in sheep and goats

protostrongyle

-ˈsträn-ˌjil, -jəl 

noun

protostrongyline

-jə-ˌlēn, -ˌlīn 

adjective