- an ancient order of mammalia internet dating to your very early Eocene, such as the bats. These are generally nocturnal mouselike animals having four toes of each and every associated with anterior limbs elongated and connected by a web, in order that they form membranous wings that can be used in traveling. They likewise have anatomical adaptations, including large ears, for echolocation, wherein they navigate and perhaps discover bugs. The order includes the suborders Megachiroptera (the good fresh fruit bats) and Microchiroptera (insectivorous bats). See bat. Formerly spelled cheiroptera.
- The bats; an order of ineducabilian placental mammals, obtaining the fore limbs altered for true flight by the enormous improvement the manus or hand, upon the elongated and divaricated metacarpal and phalangeal bones that a wing-membrane is disseminate and connected with the sides of the human anatomy and with the hind limbs.
- a classic order internet dating to early Eocene: bats: suborder Megachiroptera (good fresh fruit bats); suborder Microchiroptera (insectivorous bats)