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Herpetology PowerPoint PPT Presentation


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Herpetology. Spring 2004. Pennsylvania's Herpetofauna (Translation: Our state’s reptiles & amphibians). Frogs & Toads16 species Salamanders22“ Turtles13“ Lizards 5“ Snakes21“. Salamanders. Salamander Life Cycle. Spermataphores. Salamander Eggs. Salamander Larvae.

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Herpetology

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Herpetology

Spring 2004


Pennsylvania s herpetofauna translation our state s reptiles amphibians l.jpg

Pennsylvania's Herpetofauna(Translation: Our state’s reptiles & amphibians)

  • Frogs & Toads16 species

  • Salamanders22“

  • Turtles13“

  • Lizards 5“

  • Snakes21“


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Salamanders


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Salamander Life Cycle


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Spermataphores


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Salamander Eggs


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Salamander Larvae


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Balancers on larval ambystomid


Salamandridae red spotted newt notopthalmus viridescens l.jpg

SalamandridaeRed-spotted NewtNotopthalmus viridescens

Adult Newt

Red Eft


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AMBYSTOMATIDAEJefferson SalamanderAmbystoma jeffersonianum


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Jefferson Salamander


Ambystomatidae spotted salamander ambystoma maculatum l.jpg

AMBYSTOMATIDAESpotted SalamanderAmbystoma maculatum


Ambystomatidae marbled salamander ambystoma opacum l.jpg

AmbystomatidaeMarbled SalamanderAmbystoma opacum


Ambystomatidae eastern tiger salamander ambystoma tigrinum l.jpg

AmbystomatidaeEastern Tiger SalamanderAmbystoma tigrinum


Plethodontidae northern dusky salamander desmognathus fuscus l.jpg

PlethodontidaeNorthern Dusky SalamanderDesmognathus fuscus


Plethodontidae mountain dusky salamander desmognathus ochrophaeus l.jpg

PlethodontidaeMountain Dusky SalamanderDesmognathus ochrophaeus


Plethodontidae red backed salamander plethodon cinereus l.jpg

PlethodontidaeRed-backed SalamanderPlethodon cinereus


Plethodontidae slimy salamander plethodon glutinosus l.jpg

PlethodontidaeSlimy SalamanderPlethodon glutinosus


Plethodontidae four toed salamander hemidactylum scutatum l.jpg

PlethodontidaeFour-toed SalamanderHemidactylum scutatum


Plethodontidae two lined salamander eurycea bislineata l.jpg

PLETHODONTIDAETwo-lined SalamanderEurycea bislineata


Two lined salamander l.jpg

Two-lined Salamander


Plethodontidae spring salamander gyrinophilus porphyriticus l.jpg

PlethodontidaeSpring SalamanderGyrinophilus porphyriticus


Plethodontidae northern red salamander pseudotriton ruber ruber l.jpg

PlethodontidaeNorthern Red SalamanderPseudotriton ruber ruber


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Frogs and Toads


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Toad Topography


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Frog Topography


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Anatomy


Pelobatidae spadefoots eastern spadefoot toad scaphiopus hobrooki l.jpg

Pelobatidae: SpadefootsEastern Spadefoot ToadScaphiopus hobrooki


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Bufonidae: Toads

Warts: one or two in each large spot.

Three+ in each large spot.


American toad bufo americanus l.jpg

American ToadBufo americanus


Fowler s toad bufo foweleri l.jpg

Fowler’s ToadBufo foweleri


Hylidae tree frogs l.jpg

Hylidae: Tree Frogs


Gray cope s tree frog hyla versicolor and hyla chrysocelis l.jpg

Gray & Cope’s Tree FrogHyla versicolor and Hyla chrysocelis


Spring peeper pseudacris crucifer l.jpg

Spring PeeperPseudacris crucifer

Hear Me!


Ranidae true frogs l.jpg

Ranidae: True Frogs


Bullfrog rana catesbeiana l.jpg

BullfrogRana catesbeiana


Green frog rana clamitans l.jpg

Green FrogRana clamitans


Pickerel frog rana palustris l.jpg

Pickerel FrogRana palustris


Leopard frog rana pipiens l.jpg

Leopard FrogRana pipiens


Wood frog rana sylvatica l.jpg

Wood FrogRana sylvatica


Snakes l.jpg

Snakes


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Scales


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Anatomy: Anal Plate


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Pennsylvania Snakes belong to two families:

  • Colubridae

  • Viperidae


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Poisonous or Venomous?


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Massasauga


Eastern cottonmouth agkistrodon piscivorous not found in pennsylvania l.jpg

Eastern CottonmouthAgkistrodon piscivorousNot found in Pennsylvania


Northern water snake nerodia sipedon l.jpg

Northern Water SnakeNerodia sipedon


Queen snake regina septemvittata l.jpg

Queen SnakeRegina septemvittata


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Turtles


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  • Turtles

  • All lay eggs on land

  • No parental care

  • In PA

    • 10 genera

    • 13 species & subspecies


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carapace

plastron


Snapping turtle chelydra serpentina l.jpg

Snapping TurtleChelydra serpentina


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Snapping TurtleChelydra serpentina

  • long tail

  • serrate carapace (may be worn)

  • reduced, cross-shaped plastron


Stinkpot or musk turtle sternotherus oderatus l.jpg

Stinkpot or Musk TurtleSternotherus oderatus

  • domed carapace

  • 3-4 inches in length

  • emit foul musk from upper shell border

  • slow, shallow streams & rivers


E mud turtle kinosternon subrubrum l.jpg

E. Mud TurtleKinosternon subrubrum

Extirpated? Removed from PA Endangered list


Spotted turtle clemmys guttata l.jpg

Spotted TurtleClemmys guttata

  • Yellow spots on dark carapace

  • marshes, bogs, wooded swamps


Wood turtle clemmys insculpta l.jpg

Wood TurtleClemmys insculpta

  • sculpted carapace

  • terrestrial

  • formerly a ‘meat turtle’


Bog turtle clemmys muhlenbergi l.jpg

Bog TurtleClemmys muhlenbergi

E


Blanding s turtle emydoidea blandingi l.jpg

Blanding’s TurtleEmydoidea blandingi

Candidate species


E box turtle terrapene carolina l.jpg

E. Box TurtleTerrapene carolina


Map turtle graptemys geographica l.jpg

Map TurtleGraptemys geographica


Painted turtle chrysemys picta l.jpg

Painted TurtleChrysemys picta


Redbellied turtle pseudemys rubriventris l.jpg

Redbellied TurtlePseudemys rubriventris

T


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Spiny Softshell TurtleApalone spinifera


Smooth softshell apalone mutica l.jpg

Smooth SoftshellApalone mutica


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That’s All Folks!


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