============================================================================== Sex No. Age Locality A B C D E F G H I J ------------------------------------------------------------------------------ 25030[M] Esquinapa .... .... ... ... ... .... ... ... ... ? 126650[F] Papayo 15.0 14.2 9.7 3.9 7.1 11.5 5.5 5.6 6.0 0 126651[F] Do. 15.1 13.8 9.4 3.8 6.8 10.6 5.6 5.9 6.0 0 17834[M] P. Negras[1] .... 4.1 10.6 5.6 5.7 6.0 0 17835[F] Do. 15.5 14.9 9.6 4.2 7.2 11.0 5.7 6.0 6.1 2 17836[F] Do. 15.5 14.5 9.7 4.2 7.3 10.9 5.4 5.9 5.7 3 32112[M] J. Carranza[2] 15.3 14.4 9.7 4.1 7.3 11.5 5.7 5.9 6.3 1 32113[M] Do. 15.0 14.0 9.5 4.2 7.2 10.9 5.5 5.9 5.9 1 32114[M] Do. 15.0 13.9 9.7 4.1 7.2 10.8 5.4 6.0 5.9 1 88.8.8.18[F][3] Teapa 15.0 13.8 9.6 3.8 7.4 .... 5.4 5.8 5.8 1 100231[F][4] Montecristo 15.0 14.1 9.0 4.0 7.2 11.4 5.8 ... 6.0 0 Average 15.2 14.2 9.5 4.0 7.2 11.0 5.6 5.9 6.0 ------------------------------------------------------------------------------ [Note 1: 20 km. WNW Piedras Negras.] [Note 2: 20 km. ENE Jesus Carranza, 200 ft.] [Note 3: Type of _Myotis lucifugus fortidens_; measurements after Miller and Allen, Bull. U. S. Nat. Mus., 144:100; 101, May 25, 1928.] [Note 4: Type of _Pipistrellus cinnamomeus_ Miller 1902.] EXTERNAL MEASUREMENTS OF _Myotis fortidens_ Column headings: A: Total length B: Head and body C: Tail D: Tibia E: Foot F: Forearm G: Thumb H: Third metacarpal I: Fifth metacarpal J: Ear from notch