Microchiroptera (the most numerous, and commonly found throughout the world), and.    From Wordnik.com.  [Citizendium, the Citizens' Compendium - Recent changes [en]] Reference

Let’s suppose for a moment however that Pettigrew and colleagues are right, and that neither Chiroptera nor Microchiroptera are monophyletic.    From Wordnik.com.  [We flightless primates] Reference