WAgalychnis callidryas
WAgalychnis saltator
WBolitoglossa cataguana
WCeiba stream frog
WCochranella granulosa
WCopan stream frog
WCraugastor chrysozetetes
WCraugastor fitzingeri
WCraugastor laticeps
WCraugastor mimus
WCruziohyla calcarifer
WDendropsophus ebraccatus
WDendropsophus microcephalus
WDermophis mexicanus
WDiasporus diastema
WEl Cusuco salamander
WEspadarana prosoblepon
WExerodonta catracha
WForrer's grass frog
WGulf Coast toad
WHyalinobatrachium chirripoi
WHyalinobatrachium colymbiphyllum
WHyalinobatrachium fleischmanni
WHypopachus barberi
WIncilius campbelli
WIncilius coccifer
WIncilius ibarrai
WIncilius leucomyos
WIncilius luetkenii
WIncilius porteri
WLeptodactylus fragilis
WLeptodactylus melanonotus
WLeptodactylus savagei
WLithobates brownorum
WMexican narrow-mouthed toad
WNototriton lignicola
WOedipina gephyra
WOedipina taylori
WOedipina tomasi
WPlectrohyla dasypus
WPlectrohyla exquisita
WPlectrohyla guatemalensis
WPlectrohyla sagorum
WPowdered glass frog
WPristimantis cerasinus
WPristimantis ridens
WPtychohyla salvadorensis
WRhaebo haematiticus
WRio Grande leopard frog
WSachatamia albomaculata
WSanta Barbara moss salamander
WTeratohyla spinosa
WMexican burrowing toad
WTriprion spinosus
WTúngara frog
WWarszewitsch's frog