Testudines, Emydidae, Terrapene order counts


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Дата канвертавання25.04.2016
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mentor invitational 2008 reptiles and amphibians test pts


station 1


  1. Testudines, Emydidae, Terrapene order counts (3 points)

  2. terrestrial

  3. the plastron is fully hinged, defence (2 points)


station 2


  1. Testudines, Emydidae, Malaclemys order counts (3 points)

  2. heavily grooved scutes of carapace, white lips, (2 points)

  3. aquatic, coastal marshes (2 points)

  4. the turtle on the left is female and the turtle on the right is male. This is sexual dimorphism. (2 points)


Station 3


  1. Testudines, Emydidae, Pseudemys order counts (3 points)

  2. any one of the following: hieroglyphic markings on underside of carapace, long toe nails, flattened lower jaw, red plastron (3 points)

  3. the southeastern US


Station 4


  1. Testudines, Emydidae, Emydoidea order counts (3 points)

  2. by the bright yellow neck and chin, speckled carapace, black marking in the corner of each scute on the plastron (3 points)

  3. yes

  4. false


Station 5


  1. Testudines, Testudinidae order matters (2 points)

  2. They bob their heads rapidly and charge each other striking their gular scutes, possibly overturning their opponent.

  3. early morning and late afternoon

  4. false

  5. domed shell and elephantine hind legs(2 points)

  6. endangered


Station 6


  1. Testudines, Cheloniidae order counts(2 points)

  2. the front limbs are stronger than the back limbs

  3. any of the following: humans eat their eggs, humans eat the turtles, the turtles eat plastic refuse, the turtles get caught in shrimp nets, chemicals in the water, run ins with boats, development of nesting beaches (3 points)

  4. female

  5. the platycoelous articulation between the sixth and seventh cervical vertebrae


Station 7


  1. Squamata, Lacertila/Sauria, Polychridae, Anolis order counts(3 points)

  2. false

  3. females have a smaller gular skin fold (dewlap). Any one of the following: it is displayed during territory competitions, to establish dominance and as mating rights (2 points)

  4. false

  5. skin color


Station 8


  1. Squamata, Iguanidae, Sauromalus order counts(3 points)

  2. the creature on the left is male and the creature on the right is female. This is called sexual dimorphism. (2 points)

  3. femoral pores

  4. it seeks shelter in rock crevices and gulps air, wedging itself in a crack, thus making it extremely difficult for predators to get it out


Station 9


  1. Squamata, Lacertila/Sauria, Phrynosomatidae, Sceloporus order counts (4 points)

  2. yes, it is the same genus (2 points)

  3. Males of most species have a prominent blue patch on each side of the belly, and there is also some blue on the throat. Females lack blue patches or may be slightly developed. Middorsal dark markings are also prominent in females.

  4. false

  5. Counting dorsal scales. It is stated as the number of scales from back of head to base of tail.


station 10


  1. Squamata, Phrynosomatidae, Uma order counts (3 points)

  2. There is a comb-like fringe of pointed scales on trailing edge of toes. Fringe-toed lizards. This helps the lizard walk on the sand. (3 points)

  3. false


station 11
1. Squamata, Lacertidae order counts (2 points)

2. Its belly has 6 rows of large, smooth, rectangular scales uniformly colored, ranging from a white to reddish, pink or orange color. Its tail is 2x its body length

3. false

4. any three of the following: North America, Asia, Europe, Africa
Station 12

  1. Squamata, Lacertila/Sauria, Scincidae, Eumeces order matters (4 points)

  2. Squamata, Lacertila/Sauria, Scincidae, Eumeces order matters (4 points)

  3. removes tail to distract predators from vital body parts. caudal autonomy (2 points)

  4. head shields


Station 13

  1. Squamata, Serpentes, Colubridae, Thamnophis order matters (4 points)

  2. most have 2 longitudinal light colored stripes (one on each side of the body), usually have two small white or yellow spots on the head, and they have an undivided anal plate (3 points)

  3. When alarmed they flatten out and can discharge a musky smelling substance (2 points)

  4. very docile

Station 14

1. Squamata, Colubridae, Diadophis order matters (3 points)

2. yes

3. ringneck snakes, the golden ring or collar around neck OR corkscrew or thimble snake, curl their tails and elevate themselves to show their bright coloration

4. true
Station 15

  1. Squamata, Colubridae, Opheodrys order matters (3 points)

  2. smooth green snake (unkeeled scales), rough green snake (keeled scales) (4 points)

  3. Asia

  4. the dark green color changes to blue

  5. false


Station 16

1. Squamata, Colubridae, Tantilla order matters (3 points)

2. no

3. true
Station 17

  1. Squamata, Viperidae, Viperinae, Sistrurus order matters

(4 points)

  1. 9 plate scales, genus Crotalus

  2. true

  3. any three of the following: lizards, rodents, birds, frogs


Station 18

  1. Caudata, Proteidae order matters (2 points)

  2. larva

  3. nocturnal

  4. false


Station 19

  1. Caudata, Rhyacotritonidae order matters (2 points)

  2. from the front most corner of the eye to the snout

  3. any two of the following: Washington, Oregon, California (2 points)


Station 20

  1. Caudata, Sirenidae order matters (2 points)

  2. aquatic

  3. skin secretes a moisture- sealing cocoon which covers the body until water returns. estivation

  4. Tiny invertebrates and plant matter, insect larva, snails, small fish


Station 21

  1. Caudata, Plethodontidae, Aneides order matters (3 points)

  2. square tipped toes

  3. the Appalachian Mountains

  4. true


Station 22

  1. Caudata, Plethodontidae, Hemidactylium order matters (3 points)

  2. false

  3. four-toed salamander, it has four toes on each foot

  4. it is constricted and marked


Station 23

  1. Caudata, Plethodontidae, Pseudotriton order matters (3 points)

  2. eastern North America

  3. old age

  4. 2-8 inches


Station 24

  1. Caudata, Plethodontidae, Eurycea order matters (3 points)

  2. true

  3. nasal projections


Station 25

  1. Anura, Hylidae, Hyla order matters (3 points)

  2. one is diploid and one is tetraploid

  3. arboreal

  4. birds, snakes and rodents (3 points)


Station 26

    1. Anura, Hylidae, Pseudacris order matters (3 points)

    2. it is the first call in spring and they can make a deafening chorus (2 points)

    3. cross markings on back and the line marking between the eyes (2 points)


Station 27

  1. Anura, Hylidae, Acris order matters (3 points)

  2. triangle marking between the eyes, warty skin, y shaped marking on back, toe pads don’t exceed width of toe, dark slash markings on legs any four of the above. (4 points



Station 28

  1. Kinetic skull

  2. squamata


Station 29

  1. anal plates

  2. The left image is an undivided anal plate while the right is divided.

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