CONTENTS 



TiTLEPAGE ...... 



Dedicatiox ..... 



Contents ...... 



How TO Measurk a Bi1!I> . 

 Index to Key to Families 

 Key to Families of Land Biuds 



Group 1. Birds having wings less than 1.75 inches long; nieasuieil Ijeud 

 wing (carpus) to tip of longest feather .... 



Group 2. Birds having wings from 1.75 to 2.75 inches long 



Section 1. First primary, less than half as long as third 

 Part 1. Tip of upper mandible with small Imt distinct liook or 

 notch ........ 



Part 2. Upper mandiljle without notch or liook at tip 

 Section 2. First jiriniarj' more than half as long as third 

 Part 1. Tip of ui)i)er mandifilc witli small Imt distinct lioolc <i 

 notch ........ 



Part 2. Tip of upper mandible not notched or hooked 

 GiKJUP o. Birds having wings measuring from 2.75 to .".25 inches long 

 Section 1. First primaiy, less than half as long as third 

 Part 1. A small but distinct hook or notch at tip of up^ie 

 mandible ....... 



Part 2. Tip of upper mandible not notched or hooked 

 Section 2. First primary, not short, always more than half as 

 long as third ....... 



Part 1. Tip of upper mandible with small but distinct hook <> 

 notch ........ 



Part 2. Tip of upper mandible not notched or liooked 



(V) 



i 



iii 



v 



viii 



l.'.l 



1?,:! 



i;i;3 



13.3 

 133 



133 

 134 

 135 



135 

 135 

 13G 

 13(5 



136 

 137 



137 



137 

 138 



