72 



3. IGUANIDM 



frequently have two rows. The following table, based upon 

 557 specimens, shows this quite plainly. 



Synopsis of Species and Subspecies 

 a. — Rostral usually (83%) separated from nasal plate by 

 two rows of granules 3 frequently with longitudinal dark 



lines on side of bodyj femoral pores average 21.98. 



D. d. dorsalis. — p. 7i. 



a'. — Rostral usually (75 to 80%) separated from nasal plate 

 by but one granule; longitudinal dark lines on sides of 

 body less evident, 

 b.— Gular region with longitudinal dark streaks, without 

 definite rounded light spots laterally, sometimes more 

 or less suffused with brown centrally, 

 c. — Femoral pores fewer; average 18.46. 



D. d. lucasensis. — p. 78. 



c' — Femoral pores more numerous, average 21.8. 



D. carmenensis. — p. 81. 



b'. — Gular region without longitudinal dark streaks; large 



rounded light spots on lower jaw and side of neck; 



central gular region heavily suffused with dark 



brown; femoral pores average 19.1. 



D. catalinensis. — p. 83. 



