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Frogs and ToadsOrder: Anura Family: Pipidae Xenopus laevis – African clawed toadOrder: Anura Family: Bufonidae Anaxyrus americanus – American toadOrder: Anura Family: Bufonidae Anaxyrus fowleri – Fowler’s toadOrder: Anura Family: Hylidae Pseudacris crucifer – Treefrog (Spring peeper)Order: Anura Family: Ranidae Lithobates catesbeiana – BullfrogOrder: Anura Family: Ranidae Lithobates clamitans – Green frogOrder: Anura Family: Ranidae Lithobates palustris – Pickerel frogOrder: Anura Family: Ranidae Lithobates sylvaticus – Wood frogFrogs and ToadsFrogs and ToadsVertebrate ZoologyVertebrate ZoologySpring 2010Spring 2010Order: AnuraOrder: AnuraFamily: PipidaeFamily: PipidaeXenopus laevisXenopus laevis – African clawed – African clawed toadtoadToes with reddish-Toes with reddish-colored claws colored clawsOrder: AnuraOrder: AnuraFamily: BufonidaeFamily: BufonidaeAnaxyrus americanus Anaxyrus americanus – American toad– American toadPostorbital crest not Postorbital crest not touching paratoid touching paratoid gland gland Largest dorsal spots Largest dorsal spots with one wart each with one wart eachOrder: AnuraOrder: AnuraFamily: BufonidaeFamily: BufonidaeAnaxyrus fowleriAnaxyrus fowleri – Fowler’s toad – Fowler’s toadPostorbital crest Postorbital crest touching paratoid touching paratoid glandglandLargest dorsal spots Largest dorsal spots with three or more with three or more warts wartsOrder: AnuraOrder: AnuraFamily: HylidaeFamily: HylidaePseudacris crucifer Pseudacris crucifer – Treefrog – Treefrog (Spring peeper)(Spring peeper)Ventral skin granular Ventral skin granular Without extensive Without extensive webbing between webbing between toes of hind feet, toes of hind feet, Toe tips extended Toe tips extended into discs (suction) into discs (suction)Order: AnuraOrder: AnuraFamily: RanidaeFamily: RanidaeLithobates catesbeiana Lithobates catesbeiana – Bullfrog– Bullfrog Dorsum without Dorsum without dorsolateral ridge dorsolateral ridge Goes to the side, Goes to the side, behind the tympanumbehind the tympanumNot straight backNot straight backOrder: AnuraOrder: AnuraFamily: RanidaeFamily: RanidaeLithobates clamitans – Green Lithobates clamitans – Green frogfrogDorsum without two Dorsum without two parallel longitudinal parallel longitudinal rows of large rows of large squarish spotssquarish spotsHas a straight Has a straight dorsolateral ridgedorsolateral ridgeOrder: AnuraOrder: AnuraFamily: RanidaeFamily: RanidaeLithobatesLithobates palustris – Pickerel frog palustris – Pickerel frogDorsum with two Dorsum with two parallel longitudinal parallel longitudinal rows of large rows of large squarish spots squarish spots Has a straight Has a straight dorasolateral ridgedorasolateral ridgeOrder: AnuraOrder: AnuraFamily: RanidaeFamily: RanidaeLithobates sylvaticusLithobates sylvaticus – Wood frog – Wood frogCheeks with dark Cheeks with dark mask extending from mask extending from snout posterior snout posterior (back) to the (back) to the tympanum


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NU BIOL 2318 - Frogs and Toads

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