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Snakes Flashcards

1
Q

Most snakes

A

Colubridae

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2
Q

Colorado Families

A

Colubridae

Viperidae

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3
Q

Colubridae

A

Labial scales
Large plate-like scales on head
Wide ventral scales

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4
Q

Genuses in Colubridae

A 
Thamnophis
Lampropeltis
Masticophis
Arizona
Coluber
Diadophis
Heterodon
Hypsiglena
Opheodrys
Nerodia
Pantherophis
Pituophis
Rhinocheilus
Sonora
Tantilla
Tropidoclonion
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5
Q

Genus Thamnophis Colorado Species

A

T. elegans, T. cyrtopsis, T. sirtalis, T. radix, T. proximus

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6
Q

Genus Thamnophis traits

A

Thick head, distinct supraocular scale, blunt rostrum; large eyes

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7
Q

Genus lampropeltis CO species

A

L. getula, L. triangulum

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8
Q

Genus Lampropeltis traits

A

Rounded head, distinct patterns, smooth + glossy scales

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9
Q

Genus Masticophis CO species

A

M. Taeniatus, M. flagellum

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10
Q

Genus Masticophis traits

A

Small and narrow head, huge eyes, relatively smaller head scales, Distinct tail - long and braid-like

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11
Q

Genus Arizona CO species

A

A. elegans

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12
Q

Genus Arizona traits

A

Saddle pattern, mask on head, light coloration, smooth + glossy scales

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13
Q

Genus Coluber CO species

A

C. constrictor

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14
Q

Genus Coluber traits

A

Angular head, distinct supraocular, light colored mandible/jaw, long tail and body

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15
Q

Genus Diadophis CO species

A

D. punctatus

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16
Q

Genus Diadophis traits

A

Ring-neck, small bodies, bright coloration, flattened head

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17
Q

Genus Heterodon CO species

A

H. nasicus

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18
Q

Genus Heterodon traits

A

keeled scales, upturned rostral scale, blunt head, mask on head

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19
Q

Genus hypsiglena CO species

A

H. torquata

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20
Q

Genus Hypsiglena traits

A

Checkered dorsal pattern, nape patch, mas, flattened + triangular head

21
Q

Genus Opheodrys CO species

A

O. vernalis

22
Q

Genus Opheodrys traits

A

Green coloration, narrow head, slender body, large eyes

23
Q

Genus Nerodia CO species

A

N. sipedon

24
Q

Genus Nerodia traits

A

Massive head, distinct pattern, keeled scales, large bodied

25
Q

Genus Pantherophis CO species

26
Q

Genus Pantherophis traits

A

Angular and elongate head, saddle pattern, mask, long snake

27
Q

Genus Pituophis CO species

A

P. catenifer

28
Q

Genus Pituophis traits

A

Large bodied, huge head, distinct pattern, keeled scales, distinct rostral scale, four prefrontals in USA

29
Q

Genus Rhinocheilus CO species

A

R. lecontei

30
Q

Genus Rhinocheilus traits

A

Coloration and unique pattern, narrow head and distinct rostral scale

31
Q

Genus sonora CO species

A

S. Semiannulata

32
Q

Genus sonora traits

A

Blunt, wedge shaped head, distinct saddle pattern, small snake

33
Q

Genus Tantilla CO species

A

T. nigriceps, T. hobartsmithi

34
Q

Genus Tantilla traits

A

Smooth scales, very small bodied, black heads, flattened heads/rounded rostrum

35
Q

Genus Tropidoclonion CO species

A

T. lineatum

36
Q

Genus Tropidoclonion traits

A

Keeled scales, small size, distinct dorsal stripe, blunt head, 5-6 labials, distinct ventral pattern

37
Q

Family Viperidae traits

A

Broad head
Distinct supraocular scale
Sensory pits
Rattle!

38
Q

Viperidae Genuses

A

Crotalus, Sisturus

39
Q

Genus Crotalus CO species

A

C. viridis, C. oreganus

40
Q

Crotalus traits

A

Heavy bodied, large rattle, many small scales on top of head

41
Q

Genus sisturus CO species

A

S. catenatus

42
Q

Genus Sisturus traits

A

smaller size - pygmy rattlers, small rattle, large plates on head, distinct mask

43
Q

Leptotyphlopidae Genus

A

Leptotyphlops

44
Q

Genus Leptotyphlops CO species

45
Q

Genus Leptotyphlops Traits

A

Tiny snakes, smooth scales, diminutive head, reduced eyes, mandible (jaw) is inset

46
Q

Elapidae Traits

A

venomous, fixed hollow fangs, most have smooth scales, most have slender bodies, wide range of sizes, large labial scales

47
Q

Pythonidae traits

A

Have premaxilla, large bodied, rectangular snouts, distinct labial scales often with pits, vestigial limbs, many have few scales between eyes

48
Q

Loxocemidae

A

Shovel shaped snout, narrow head, small eyes, irredescent smaller scales on body, larger scales on head, pelvic spurs (vestigial limbs)

49
Q

Boidae

A

Lack premaxilla, vestigial limbs, most are new world, short tails, most are viviparous, many scales between eyes

Herp (4 decks)

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