extinct genus bulldog ants subfamily containing single species described stage early deposits british_columbia canada single specimen known queen found preserved compression fossil specimen wings small portions legs eyes preserved large reaching millimetres length ants behaviour similar extant ants foraging singly search prey nesting soil trees shows similarities extinct ants genus living assigned tribe instead generally regarded sole specimen lacks definitive traits classification identity challenged history classification known single fossil specimen complete adult queen preserved compression fossil fine unnamed formation group east creek british_columbia canada specimen collected unknown person donated specimen described type description genus species generic type locality combined greek meaning specific epithet latin meaning egg shaped refers shape head capsule colleagues originally classified latin uncertain placement subfamily placed tribe paper switzerland noted specimen shares traits found lacks key traits family argued classified order subsequent report describing new fossil accepted classification colleagues comment views following generated colleagues possible phylogenetic positions ants subfamily right included additional extinct genera compared left suggest extinct ants closely related living description overall body poorly preserved indistinct millimetres long distinct elongated oval head capsule longer wide missing wings portions legs eyes preserved confirmed eyes compound confirmed share similar eye characteristics exact shape properly determined elongated normal members genus elongated head distinguish species genus thought close phylogenetic relationship similarities waist consists single segment sting fully determined condition specimen collected ecology colleagues suggested life habits similar extant ants large long legs elongated presumably large eyes hunt prey navigation possibly equipped sting colonies likely soil like like species possible nesting species workers solitary foraging ground vegetation workers likely recruit ants food sources lay trails
Macabeemyrma