div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=christopher-m-schalk-the-amphibians-and-reptiles-of-costa-rica-a-herpetofaunahtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Christopher M SchalkThe Amphibians and Reptiles of Costa Rica: A Herpetofauna between Two Conti- nents between Two Seas Univ Chicago Press Chicago Illinois xx + 934 pp loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220430205f3c73098d349c200e3fb167html5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=christopher-m-schalk-the-amphibians-and-reptiles-of-costa-rica-a-herpetofaunahtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Christopher M SchalkThe Amphibians and Reptiles of Costa Rica: A Herpetofauna between Two Conti- nents between Two Seas Univ Chicago Press Chicago Illinois xx + 934 pp loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader034vdocumentsusreader034viewer20220430205f3c73098d349c200e3fb167html5thumbnails2jpg width=140 height=200 divdiv