Description Palaeochiropteryx

approximate size of palaeochiropteryx (wingspan: 25 30 cm (9.8 11.8 in)), in comparison average adult male human hand (19 cm (7.5 in)).

palaeochiropteryx differed little modern bats, surprising fact given relative age. palaeochiropteryx had wings formed enlarged hands, though wings less advanced modern bats. example, still possessed claw in index finger.

both p. tupaiodon , p. spiegeli small bats. p. spiegeli larger p. tupaiodon. p. tupaiodon had estimated body mass of 7 10 g (0.015 0.022 lb) , forearm length of 39 46 mm (1.5 1.8 in). p. spiegeli larger , heavier, estimated body mass of 10 13 g (0.022 0.029 lb) , forearm length of 43 49 mm (1.7 1.9 in). had wingspans between 25 30 cm (9.8 11.8 in) in length.

the complete dentition of palaeochiropteryx known. had 38 teeth, composed of 4 upper , 6 lower incisors, 4 canine teeth, twelve premolars, , twelve molars. dental formula same @ least 3 living families of bats, such bats genus myotis.

in life, had reddish-brown pelage colouration, many living bat species.