\\Arn: Ki aihw i>] Aistraiiax Tvimii <ii'in\i-: 



Chart 3. Distribution of • 7". hiooiiii, O T. ^Hciillicri. ± T. //.tjff/zis. 



second labial, and two main divisions mav iberefore be recognized. A third 

 main division is formed for those species in which the cleft does not rim directly 

 to either the tirst or second labial. Init first makes contact with (c) the preoclilar 

 shield. The foUowint;' illustrations show the tln'ee conditions here emphasized. 



7". pm.viiiiiis. 

 Nasal cleft t<i first labial. 



l'i«. 5. 



?■ labial is. 



Nasal rlelt to secoiul laliial 



r ciulotcnis. 

 Nasal lieli lo ilit; preociilar. 



