Myotis californicus (Audubon & Bachman, 1842)

Species diagnosis

General Characteristics

• Rostrum long and tapered
  
• Braincase rising abruptly from rostral level,
  flat-topped
  
• Underwing not furred
  
• Generally rich reddish-brown above and buffy
  brown below
  
• Dark ears extend about 1mm beyond nose
  when laid forward
  
• Thumbs and hind feet very small and delicate

Alaska subspecies