Reptiles Flashcards Preview

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Flashcards in Reptiles Deck (110):
1

Extirpated

ceases to exist in chosen area

2

Reptiles Ranked by Species Richness (least to greatest)

Tuataras
Crocodilians
Turtles
Squamates

3

oviparous

egg layers

4

viviparous

live bearers

5

parthenogenesis

asexual females

6

Major Reptile Groups

testudines
crocodylia
sphenodontida
squamata

7

where is the order testudines?

cosmopolitan; terrestrial, fresh & marine waters

8

where if the order crocodylia

tropics and subtropics globa

9

where is the order sphenodontida?

small islands around New Zeland

10

where is the order squamata?

cosmopolitan

11

osteoderms

bony plates on back and tail

12

carapace

upper turtle shell

13

plastron

lower turtle shell

14

tomium

turtle beak (no teeth)

15

terrestrial turtle

tortoise

16

semiaquatic turtle

terrapin

17

cryptodires (turtles)

hidden-neck

18

pleurodires (turtles)

side-neck

19

Lepidosaurs (reptile suborder)

tuataras & squamates

20

ecdysis

shedding

21

Acrodont

teeth attached on top

22

Pleurodont

teeth attached on side

23

Thecodont

teeth attached inside (crocs)

24

tympanum

eardrum

25

relicts

living fossils

26

caudal autotomy

voluntarily amputating the tail

27

difference between snakes & lizzards

snakes are missing ear openings

28

weer fishing (gators)

creating a dam with body. animals have to pass snout

29

families and species of crocs in FL:

2 families, 2 species

30

families and species of chelonians in FL:

29

31

families and species of squamates (lizards):

17

32

families and species of squamates (snakes):

48

33

family alligatoridae

wide snouts with separated nostrils. overbite

34

American Alligator

habitats: mostly fresh water
range: statewide
other: males can grow to 14 ft. mainly nocturnal. vocal. create wallows during low water. threatened in '70s

35

family crocodylidae

narrow snout. interlocking jaw. nostrils are together

36

American Crocodile

Habitat: fresh water & estuaries
range: southern FL coasts
other: males can grow to 15 ft.
nocturnal. federally threatened

37

family rhineuridae

worm lizards: look like pink worms

38

Florida Worm Lizard

range: almost endemic, central/north peninsula
other: completely fossorial. not well known

39

family anguidae

glass lizards: pleat/groove runs length of body. legless

40

Eastern Glass Lizard

habitat: open and grassy areas
range: entire state
other: burrow in grasses and sandy soils

41

family gekkonidae

geckos: lack eyelids
dorsoventrally flattened
toes with lamellae (1 native but 12 introduced)

42

FL reef gecko

tiny and brown. yellow and brown stripes on head
smallest native lizard
lay single eggs year round

43

family phrynosomatidae

spiny lizards (FL scrub and eastern fence)
keeled pointed scales
blocky heads
males have blue bellies

44

eastern fence lizard

gray with chevrons

45

FL scrub lizard

broad brown lateral band
endemic

46

family dactyloidae (polychroditae)

anoles (1 native, 10 introduced)
granular scales
dewlap
can change color

47

green anole

range:entire state
ability to change from green to brown

48

family scincidae

skinks (7 species)
most species rich lizard
smooth scales w/ osteoderms underneath

49

caudal autonomy

ability to drop tail

50

dewlap

throat pouch

51

mole skink

brown/beige bodies and colored tails
range: most of state
pocket gopher mounds

52

FL sand skink

dark flecks and eye stripe
endemic
Habitat: scrub
"sandswimmer"

53

southeastern 5-lined skink

5 thin stripes (not male... males have a red head during breeding)

54

broad-headed skink

jowls are bright orange/red when breeding
central FL
mother broods eggs

55

little brown skink

dark dorsolateral stripes and yellow belly
terrestrial.. moves like a serpent
mother does NOT brood eggs

56

family teiidae

whiptails
(six-lined racerunner)

57

six-lined racerunner

brown/black with 6 stripes
white belly females and juvys
bluish belly males
"sandstreak" very fast

58

family chelydridae

snapping turtles
reduced plastron
strong claws
4 species

59

snapping turtle

long neck, relatively wide snout

60

alligators snapping turtle

north FL
largest freshwater turtle in NA
worm-like lure in mouth

61

family emydidae

basking/pond turtles
11 native species

62

chicken turtle

olive carapace with net-like markings, yellow plastron

63

barbours map turtle

greenish/brown "sawback" carapace
range: specific panhandle rivers
extreme sexual dimorphism
threatened by pet trade

64

diamond backed terrapin

grey skin with black flecks
coastline of entire state
turtle soup, crab traps, and pet trade

65

eastern box turtle

highly domed shell, orange/yellow dashes
panhandle
most terrestrial FL emydid
males have a concave plastron

66

Florida box turtle

highly domed shell
thin yellow lines
south FL and keys / statewide

67

Suwannee cooter

dark carapace with a "C" on most scutes
west/central FL

68

peninsular cooter

dark carapace
peninsula
often killed on roads

69

Fl red-bellied cooter

reddish bar on costal scutes
mainly in peninsula
live close to alligators

70

family Kinosternidae

mud and musk turtles
distinct head stripes
muds: "K" on kinged plastron
musks: reduced plastron
4 species
aquatic "bottom walkers"

71

striped mud turtle

brown carapace w/ 3 light stripes
statewide but not in far west panhande

72

loggerhead musk turtle

brown carapace w/ dark flecks
not in southern half of peninsula
fully aquatic

73

family testudinidae

tortoises
terrestrial burrower
1 species

74

gopher tortoise

state-wide minus everglades

75

family trionychidae

soft shells
long necks and snorkel like snout
3 species in FL

76

Florida softshell

brown unmarked carapace
most heavily harvested species

77

spiny softshell

spiny tubercles in nuchal region
panhandle rivers

78

family cheloniidae

hard shelled sea turtles
flippers
4 species in FL

79

green sea turtle

named for green fat not outer appearance

80

loggerhead sea turtle

most abundant in FL
uses altering gate on land

81

family dermochelyidae

leatherback sea turtles
black/grey teardrop shaped shell
1 species in FL

82

leatherback sea turtle

black with white blotches
mouth and throat lines with spines

83

family colubridae

non-venomous
~20 species in FL
shakes tail

84

scarletsnake

red-black-cream bands

85

black racer / north American racer

white chin throat

86

coachwhip

scale pattern resembles braided bullwhip

87

eastern indigo snake

black/blue with reddish chin and grey belly

88

red cornsnake

reddish blotches outlined in black, "V" on head

89

eastern ratsnake / yellow ratsnake

dark yellow with 4 dark longitudinal stripes

90

gray ratsnake

grey/brown with blotches and weakly keeled scales

91

scarlet kingsnake

rounded red snout, alternating red-black-yellow bands (around entire body)

92

short-tailed snake

slender, grey body with dark brown blotches, short tail

93

pine snake

tan/grayish body, brown/gray blotches on sides

94

rough green snake

thin body, bright green back, yellow belly

95

FL crowned snake

thin reddish-tan with black head
endemic

96

rim rock crowned snake

pinkish tan with black cap on head/neck
endemic

97

family dipsadidae

previously in colubridae
oviparous
rear fanged
produce mild venom that is not harmful to humans
relatively small
5 species in FL

98

ring-necked snake

small, glossy black/gray with orange/yellow belly and orange/yellow collar

99

mud snake

glossy black with red/black checkerboard pattern on sides

100

eastern hognose

turned up snout
plays dead when harassed

101

pinewoods snake

"yellow-lipped snake" small/thin yellowish-brown body and darker head

102

family natricidae

previously in colubridae
semi-aquatic, live-bearers
mild venom- not harmful to humans
strongly keeled scales
~20 species in FL

103

banded watersnake

variable pattern/color

104

FL green watersnake

olive green with small dark flecks/bars

105

brown water snake

brown body with alternating black blotches
*confused with cottonmouth

106

striped crayfish snake

dark brown with 3 faint stripes on back

107

black swamp snake

small shiny and black

108

Florida brown snake

very small, gray/reddish brown body. faint stripes and "collar"

109

eastern ribbon snake

very slender w/ long tail and 3 light stripes on back and sides

110

common gartersnake

greenish body with numerous dashes given a checkerboard look