Syntopic

in biology syntopy is a special case of sympatry. It means the joint occurrence of two species in the same habitat at the same time. Just as the broader term sympatry, "syntopy" is used especially for close species that might hybridise or even be sister species. 
syntopic (comparative more syntopic, superlative most syntopic)
# (biology) Having the ability to coexist without interference with the other species. 
See conversly: syntropy.