14. Bufo speciosus AP 15. Gastrophryne olivacea AP 16. Pseudacris streckeri AP 18. Rana sylvatica AP 19. Rana cascadae AP back to page 1 of comparative morphology  

Scanning electron micrograph of the ceiling of the AP chamber of Hyla cinerea, the green treefrog. The arrowhead points to the tectorial corner

Last updated 01/22/09