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Snakes Flashcards

(49 cards)

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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

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A

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

21
Q

Genus Opheodrys CO species

22
Q

Genus Opheodrys traits

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A

Green coloration, narrow head, slender body, large eyes

23
Q

Genus Nerodia CO species

24
Q

Genus Nerodia traits

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A

Massive head, distinct pattern, keeled scales, large bodied

25
Genus Pantherophis CO species
P. emoryi
26
Genus Pantherophis traits
Angular and elongate head, saddle pattern, mask, long snake
27
Genus Pituophis CO species
P. catenifer
28
Genus Pituophis traits
Large bodied, huge head, distinct pattern, keeled scales, distinct rostral scale, four prefrontals in USA
29
Genus Rhinocheilus CO species
R. lecontei
30
Genus Rhinocheilus traits
Coloration and unique pattern, narrow head and distinct rostral scale
31
Genus sonora CO species
S. Semiannulata
32
Genus sonora traits
Blunt, wedge shaped head, distinct saddle pattern, small snake
33
Genus Tantilla CO species
T. nigriceps, T. hobartsmithi
34
Genus Tantilla traits
Smooth scales, very small bodied, black heads, flattened heads/rounded rostrum
35
Genus Tropidoclonion CO species
T. lineatum
36
Genus Tropidoclonion traits
Keeled scales, small size, distinct dorsal stripe, blunt head, 5-6 labials, distinct ventral pattern
37
Family Viperidae traits
Broad head Distinct supraocular scale Sensory pits Rattle!
38
Viperidae Genuses
Crotalus, Sisturus
39
Genus Crotalus CO species
C. viridis, C. oreganus
40
Crotalus traits
Heavy bodied, large rattle, many small scales on top of head
41
Genus sisturus CO species
S. catenatus
42
Genus Sisturus traits
smaller size - pygmy rattlers, small rattle, large plates on head, distinct mask
43
Leptotyphlopidae Genus
Leptotyphlops
44
Genus Leptotyphlops CO species
L. dulcis
45
Genus Leptotyphlops Traits
Tiny snakes, smooth scales, diminutive head, reduced eyes, mandible (jaw) is inset
46
Elapidae Traits
venomous, fixed hollow fangs, most have smooth scales, most have slender bodies, wide range of sizes, large labial scales
47
Pythonidae traits
Have premaxilla, large bodied, rectangular snouts, distinct labial scales often with pits, vestigial limbs, many have few scales between eyes
48
Loxocemidae
Shovel shaped snout, narrow head, small eyes, irredescent smaller scales on body, larger scales on head, pelvic spurs (vestigial limbs)
49
Boidae
Lack premaxilla, vestigial limbs, most are new world, short tails, most are viviparous, many scales between eyes

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