14.- 



Facing 82 



xiv LIST OF BLACK-AND-WHITE ILLUSTRATIONS 



AGE 



22. Skeleton of a Bat's Hand 78 



23. Ears of Bats, to show Tragus, Absence of Tragus, and Development of 



Antitragus 8l 



Long-eared Bat (Plecotus auritus) 



Common Bat hanging by its Thumbs ..... 

 Common Bat (Pipistrellus pipistrellus') hanging by its Feet 

 .Bat hanging with folded Wings and Tail .... 



25. Bones of a Bat's Leg and Foot 84 



26. Serotine Bat ( Vespertilio serotimis) : to show (a) shape of ear ; () naked 



three-cornered space on under lip ;. (i) remains of sucker disc on the ball 

 of thumb ; (cf) point of departure of wing membrane from base of toes ; 

 (e) calcaneum or spur.; (/) post-calcaneal lobule and interfemoral membrane j 

 (g) degree to which tail projects beyond the interfemoral membrane. . 85 



27. Great or Noctule Bat (Pterygistes noctuld) 87 



28. Skull of Noctule Bat (l times natural size) 88 



29. Front of Skull of Noctule Bat, to show separation between incisor teeth and 



large canines (3 times natural size) 88 



30. Head of Noctule Bat (nearly twice natural size) 89 



31. Head of Pipistrelle, or Common Bat {Pipistrellus pipistrellus) . . . .91 



32. Head and Foot of Daubenton's Bat 95 



33. Head of Bechstein's Bat. Nearly twice natural size 97 



34. Head of Common Continental Bat (Myotis myotis). Natural size ... 99 



35. Head of Whiskered Bat. (2^ times natural size) IOI 



36. Ear of Notch-eared Bat (Myotis eniarginatus). Twice natural size . . . 102 



37. Head of Barbastelle Bat (Barbastella barbastellus). Note ear membranes 



joining over forehead, groove along nose, and eyes fairly close together. 

 Twice natural size 103 



38. Nose and Muzzle of Barbastelle Bat (3 times life size) 103 



39. A. Ears of the Long-eared Bat (half again as large as natural size) ; B. The 



Long-eared Bat (life size), showing ears pressed against the sides and 

 tragus erect 105 



40. Nose and Muzzle of Long-eared Bat. (3 times natural size) . . . .106 



{The Greater Horseshoe Bat (Rhinolophus ferrum-equinuni) . . 1 

 The Common Bat (Pipistrellus pipistrellus) . . . . l J Ftutn S 



42. Head of Greater Horseshoe Bat (Rhinolophus ferrum-equinum), to show 



nose leaf. Note also absence of tragus and large development of lobe 



of outer margin of ear. Nearly twice natural size 109 



43. Nose Leaf of Greater Horseshoe Bat in Profile (slightly less than natural size) . no 



44. Nose Leaf of Lesser Horseshoe Bat (Rhinolophus hipposiderus). Twice natural 



size. 112 



45. Jaws of Otocyon megalotis (to show four molar teeth in each jaw, etc.) . .114 



46. Angle of the Lower Jaw in Otocyon, as compared with the angle of the 



Jaw in Cants cancrivorus (Crab-eating Dog) and in Wolf . . . 1*5 



