AMERICAN BATS OF THE GENERA MYOTIS AND PIZONYX 187 

 Cranial measurements of Myotis nigricans 



Locality 



Myotis nigricans nigricans 



Costa Rica: 



Cartago 



Sipurio 



Do 



Do. 



Do.. 



Do 



Do.... 



Do.... 



San Salvador 



Do 



Panama: 



Chiriqui 



Taboga Island... 



Chiriqui 



Do... 



San Pablo 



Colombia: 



Bonda 



Do... 



Buenavista 



Do 



Choco 



Do... 



Do. 



Rio Frio, Cauca. 

 Venezuela: 



Maripa 



Do 



Do 



Do 



Do 



Do 



Do. 



Do... 



Do 



Do.... 



San Esteban 



Do 



Do 



Do 



Do 



British West Indies: 



Grenada 



Tobago 



Do 



Ecuador: 



Esmeraldas 



Do 



San Javier.. 



Do 



Do 



Do 



Do 



Do 



Do.... 



Daule 



Do 



Puna Island 



Peru: 



Inca Mines 



Do 



Do.... 



Do 



Junin 



Cuzco 



Do 



Do 



Moyobamba 



Do 



Masisea 



Number 



98. 10. 9. 1 B. M 



62270 



62279 



62282 



62253 



62255 



62259 



62283 



'1114 A.N. S 



1115 



P. 



174979 



175124 



18735A.M.N.H. 



2 18736 



6763 M. C. Z. 



3 14587 A.M. N.H. 



15143 

 34239A.M.N.H. 

 34240 A.M. N.H. 

 14.5.28.3 B.M. 

 14. 5. 28. 32 

 19467 M. C. Z. 

 '32787 A.M. N.H. 



17050 A.M. N.H. 



17051 



17072 



17087 



17065 



17066 



» 17069 



17079 



17081 



17086 



142568 U.S.N.M. 



142572 



142574 



142569 



142576 



14600 M.C.Z. 

 97. 6. 7. 33 B. M. 

 97. 6. 7.34 B. M. 



> 33239 A.Ivf. N.H. 



33240 



133343 



133344 



133340 



133341 



133345 



133346 



133347 



36258 A.M. N.H. 



36259 



' 36263 



15814A.M.N.H. 



16073 



16563 



16564 



0.7.7.3 B.M. 



98.11.6.5 



98.11.6.4 



98.11.6.3 



19218 FM. 



19219 



138 (orig.) B.M. 



' Cotypes of Vespertilio concinnus H. Allen. 

 ' Type of Myotis chiriquemis J. A. .\llen. 



* Type of Myotis bnndx J. A. Allen. 



* Type of Myotis caucensis J. A. .A.llen. 



14.0 

 14.2 

 14.2 

 14.1 

 14.1 

 14.3 

 14.2 



is.'g 



14.0 



1,3.6 

 14.0 

 13.5 

 13.7 

 14.7 



13.2 

 13.3 

 13.1 

 13.5 

 13.2 



13.0 

 13.2 

 13.1 



13.0 

 13.0 

 12.8 

 12.7 

 13.6 



8.4 



... 3.4 



9.0 



12.4 8.0 

 12.4 



12.31 



12. Sj 8.3 

 12. 6| 8.0 

 14.7] 13.7 9.0 

 14.5; 13.6 8.8 

 14.0 13.4 8.6 3.6 



13.4 

 13.8 

 13.5 

 13.0 

 13.2 

 13.6 

 13.5 

 13.7 

 13.41 

 13.2 

 13.6 

 12.8! 

 12.8 

 13.4 

 13.2 



cf 13.5 

 d' 13.3 



12.3 

 12.9 

 12.8 

 12.0 

 12.4 

 12.6 

 12.6 

 12.5 

 12.6 

 12.4 

 12.8 

 12.0 

 12.0 

 12.8 

 12.2 



13.0 

 12.2 

 12.2 



13.2 12.2 

 13.5! 12.9 

 13. 7| 12.6 

 13.2; 12.0 

 13. 5! 12. 

 13.5' 12.2 

 13.8 12.4 



8.3 



8.0 



13.7, 12. 8i 8.0 



13.5 12.2 



I 12.4 



13.2 12.4 



13.2; 12.2 



14.2 13.8 

 14.1 13.3 



14.4 

 14.0 

 14.0 

 13.8 

 14.0 

 14.0 

 14.2 

 13.6 



13.5 

 13.5 

 13.5 

 13.4 

 13.3 

 13.1 

 13.0 

 13.0 



8.0 



3.0 



3.2 



3.1 



3.2 



3 



3.3 



3.1 



3.3 



3.3 



3.2 



3.4 



3.4 



3.2 



3.4 



3.2 



3.4 

 3.6 

 3.5 



3.2 

 3.5 

 3.2 

 3.2 

 3.0 

 3.2 

 3.2 

 3.2 

 3.0 

 3.0 

 3.0 

 3.2 



3.4 



3.3 



3.6 



3.6 



4.0 



3 



3.6 



3.4 



3.4 



3.5 



3.51 



6.5 4.6 

 6.3! 4.8 

 6.4 5.0 



6.6 4.8 

 6 5.0 



\<o^ 



S § 



4.9 10.4 5.4 



5 4.9 

 8 5.1 



4l 4.8 

 2! 4.8 

 6! 4.8 

 2 4.4 

 6! 4.8 

 8, 4, 

 4 4.6 



6.8 



a .2 



ss,s 



10.0 5.2 5.5 5.7 

 9.61 .5.2 5. 51 5.6 



10.21 5.4 5.5 



10.0 

 10.0 

 10.0 

 9.8 

 9.6 

 10.0 

 10.0 



5.2: 5.7; 

 5.21 5.5 



9.4 5.0 



9.6 5.0 



10. 2j 5.2 



9.4 5.0 



10.6 5.2 



9.4; 5.0 



9.5 



11.0 



10.5 



9.3 5.0 

 5.1 

 9.6 5.0 



9.2 

 9.4 

 9.6 

 9.5 

 9.8 

 9.5 

 9.6 

 10.0 

 9.0 

 9.0 

 9,8 

 9.2 



5.3 5.4 



5.2 5.4 



5.61 5.6 



5.6l 5.4 



5.6 5 



9.2 



10.4 

 10.7 

 10.4 

 11.0 

 10.7 

 10.7 

 10.7 

 10.6 

 10.0 

 10.0 

 10.0 



01 5.0 

 9' 5.1 

 6' 5.0 



2 5.0 

 O; 5.0 

 01 5.0 

 4 5.0 

 2I 4 



5.0 

 5.0 

 5.0 

 5.0 



5.2 

 5.1 

 5.3 

 5.5 

 5.4 

 5.8 

 5.6 

 5.8 



5.1 

 5.5 

 5.4 

 5.3 

 5.1 

 5.5 

 5.3 

 5.3 

 5.3 

 5.5 

 5.41 5.4 



5.01 5.0 



5.2 5.0 

 5.4 5.6 

 5.2 5.0 



5.4 5.4 1 

 5.1! 5.1 

 5. 21 5. 1 2 



5.2; 5.5 



5. 6 5. 4 



5.2 5.2 



5. 1 5. 2 



5.4 5.2 



5.4 5.2 

 5.3 



' Type of Myotis maripensis J. A. Allen. 

 ' Type of Myotis esmeraldx J. A. Allen. 

 ' Type of Myotis punensis J. A. Allen. 

 • Type of Myotis ruber keaysi J. A. Allen. 



