What is "formicodiplogaster"

Formicodiplogaster is an extinct form genus of nematodes in the roundworm family Diplogasteridae which currently includes a single described species Formicodiplogaster myrmenema. The species is known from early Miocene fossils found on Hispaniola. F. myrmenema has been preserved in association with Azteca alpha, one of only two species in the ant genus Azteca.