Argasidae

noun plural

Ar·​gas·​i·​dae är-ˈgas-ə-ˌdē 

: a family of ticks of the superfamily Ixodoidea that comprises the soft ticks and includes a number of medically and economically important ticks all of which lack a scutum and exhibit no marked sexual dimorphism see argas, ornithodoros

argasid

-əd 

adjective