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- 4 toes in front, 5 in back
- circular gill opening on each side of neck
- small, lidless eyes
hellbender characteristics
Caudata Cryptobranchidae Cryptobranchus alleganiensis
hellbender (order, family, genus, species)
- paired external gills
- no hind limbs
- teeth replaced by beak-like horny sheath
lesser siren characteristics
Caudata Sirenidae Siren intermedia
lesser siren (order, family, genus, species)
- light shade on belly
- long toes
- silver or blue specks on sides and limbs but not belly
Jefferson salamander characteristics
Caudata Ambystomatidae Ambystoma jeffersonianum
Jefferson salamander (order, family, genus, species)
- wide snout
- two irregular rows of yellow to orange spots from head to tail
- spots not on side or belly
spotted salamander characteristics
Caudata Ambystomatidae Ambystoma maculatum
spotted salamander (order, family, genus, species)
- dorsal crossbands on black background
- belly and lower sides are black
- stout body
marbled salamander characteristics
Caudata Ambystomatidae Ambystoma opacum
marbled salamander (order, family, genus, species)
- yellowish dorsal spots irregular in distribution
- large lidded eyes
- spots extend onto sides and belly
eastern tiger salamander characteristics
Caudata Ambystomatidae Ambystoma tigrinum
eastern tiger salamander (order, family, genus, species)
- 4 toes per limb
- dark stripe through eye
- external gills
mudpuppy characteristics
Caudata Proteidae Necturus maculosus
mudpuppy (order, family, genus, species)
- angled jaw
- keeled tail
- hind libs stouter than forelimbs
northern dusky salamander characteristics
Caudata Plethodontidae Desmognathus fuscus
northern dusky salamander (order, family, genus, species)
- thinner and shorter than a pencil
- two dark lines border a broad light middorsal stripe
- line turns into dots or dashes on tail
southern two-lined salamander characteristics
Caudata Plethodontidae Eurycea cirrigera
southern two-lined salamander (order, family, genus, species)
- tail longer than body
- pale unmarked ventral surface
- irregularly spaced black dots and dashes on ventral surface
cave salamander characteristics
Caudata Plethodontidae Eurycea lucifuga
cave salamander (order, family, genus, species)
- mottled salt and pepper belly
- long, slender body
- lead-backed and red-backed variations
eastern red-backed salamander characteristics
Caudata Plethodontidae Plethodon cinereus
eastern red-back salamander (order, family, genus, species)
- mottled orange and red body
- orange armpits
- dorsal stripe has rounded or zig-zag pattern
northern zigzag salamander characteristics
Caudata Plethodontidae Plethodon dorsalis
northern zigzag salamander (order, family, genus, species)
- black rings around red dots
- olive-green with yellow ventral side or red-orange body
- rough skin
eastern newt characteristics
Caudata Salmandridae Notophthalmus viridescens
eastern newt (order, family, genus, species)
costal grooves
grooves on the flank and dorsum (increase the surface area of the skin for water absorption)
nasolabial grooves
run from the nose to the mouth (characteristic of the Plethodontidae family)
external gills
folded extensions of the body surface that provide a large surface area for gas exchange with water; typical of larval stages
small
females have a ________ cloaca
large
males have a ________ cloaca
excretion, reproduction
cloaca serves two purposes:
hellbender
what is the common name
lesser siren
what is the common name
Jefferson salamander
what is the common name
spotted salamander
what is the common name
marbled salamander
what is the common name
eastern tiger salamander
what is the common name
mudpuppy
what is the common name
northern dusky salamander
what is the common name
southern two-lined salamander
what is the common name
cave salamander
what is the common name
eastern red-backed salamander
what is the common name
northern zigzag salamander
what is the common name
eastern newt
what is the common name
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