PLATE II. 



y^c. yDc<3?- mcd. ecdj 



JL. 



B. 



a 



Fig. I.— Typical Molar Teeth of an Insectivorous Bat (after Miller). 



A. Crown view of upper molar. B. Crown view of lower molar. 

 C. Side view of upper molar. 



ecd^ entoconid 



he, h3'pocone 



hcd^ hypoconid 



;«(-, metacone 



mcd, metaconid 



ins, mesostyle 



mts, metastyle 



pc, paracone 



pcd, paraconid 



pre, protocone 



p)xd, protoconid 



ps, parast3'le 







Fig. 2.— Young Pipistrelle. (Natural size.) 



From a specimen in the British Museum, to shovv the small wings, but 

 large feet and thumbs. 



