Rodentia

Question 1

Rodentia

(“meaning”)
% of all mammals, distribution
diet
ID traits: incisors (number, root/rootless, shape, enamal)
diprododonty/diastema
orbital cavity location
zygomatic arch location
glenoid fossa?
masseter attachment point
mandibular symphysis?
clavicle

Answer 1

Question 2

Rodentia

Origin time/place, movement
early jaw musculature
dental formula
cheek teeth height/spacing
5 suborders included (differentiated by what)

Answer 2

Question 3

match the term to the jaw musculature

Myomorphous
Sciuromorphous
Protrogomorphous
Hystricomorphous
What is the hole that some of the muscles pass through?
Describe the motion/muscle engagement of gnawing/biting/cutting vs. chewing/grinding.
What groups have these musculature patterns?

Answer 3

Question 4

Which jaw musculature matches each image?

Answer 4

Question 5

Which jaw musculature matches each image?
Does each one place more emphasis on chewing or gnawing?

Answer 5

Question 6

Rodentia

What factors determine chewing and grinding efficiency?

Answer 6

Question 7

Describe the broad pattern in rodent molars and their unique chewing motion

Answer 7

Question 8

squirrels, dormice, mountain beaver

Order, Suborder, 3 Families (common names of each)

Answer 8

Order: Rodentia

Question 9

mountain beaver

Order, Suborder, Family
weight
jaw musculature type
habitat/distribution

Answer 9

Order: Rodentia
Suborder: Sciuromorpha

Question 10

tree squirrels, chipmunks, marmots, prairie dogs

Order, Suborder, Family
day/night, diet
distribution
jaw musculature type
skull profile
zygomatic arch characteristic
cheek tooth ridges direction
locomotion/lifestyle(s)
differences between tree/ground dwellers

Answer 10

Order: Rodentia
Suborder: Sciuromorpha

Question 11

dormice and glirids

Order, Suborder, Family
distribution
weight
tail
eyes/claws
diet(s)
locomotion
jaw msculature type

Answer 11

Order: Rodentia
Suborder: Sciuromorpha

Question 12

Sciurimorpha

Size of infraorbital foramen, and does the masseter muscle pass through it?

Answer 12

Question 13

What 2 groups/subfamilies are KY Sciuridae species divided into?

Answer 13

Question 14

common name
Order, Suborder, Family, scientific name
range
id features (pelage, incisor color, skull shape, nest location)

Answer 14

Order: Rodentia
Suborder: Sciuromorpha
Family: Sciuridae

Question 15

common name
Order, Suborder, Family, scientific name
range
id features (pelage, incisor color, skull shape, nest location)

Answer 15

Order: Rodentia
Suborder: Sciuromorpha
Family: Sciuridae

Question 16

common name
Order, Suborder, Family, scientific name
id features (pelage, incisor color, skull shape, nest location)

Answer 16

Order: Rodentia
Suborder: Sciuromorpha
Family: Sciuridae

Question 17

common name
Order, Suborder, Family, scientific name
range
id features (pelage, incisor color, skull shape, nest location)

Answer 17

Order: Rodentia
Suborder: Sciuromorpha
Family: Sciuridae

Question 18

common name
Order, Suborder, Family, scientific name
range
id features (pelage, incisor color, skull shape, nest location)

Answer 18

Order: Rodentia
Suborder: Sciuromorpha
Family: Sciuridae

Question 19

common name
Order, Suborder, Family, scientific name
range
id features (pelage, diet, nest location)

Answer 19

Order: Rodentia
Suborder: Sciuromorpha
Family: Sciuridae

Question 20

habitat type for each

groundhog
fox squirrel
southern flying squirrel
eastern chipmunk
gray squirrel

grasslands
open understory forest
developed understory forest
urban/farm

Answer 20

Question 21

beavers, pocket gophers, kangaroo rats

Order, Suborder, 3 Families (common names of families)

Answer 21

Order: Rodentia

Question 22

beavers

Order, Suborder, Family
2 species (common)
jaw musculature/rostrum architecture
habitat/lifestyle
pelage, rear feet, eye membrane (term), adaptations for using mouth underwater, tail, special glands, ecosystem function

Answer 22

Order: Rodentia
Suborder: Castorimorpha

Question 23

pocket gophers

Order, Suborder, Family
habitat/range
size of eyes/pinnae/body/tail/head
cheek adaptations
forelimbs claws adapation/purpose

Answer 23

Order: Rodentia
Suborder: Castorimorpha

Question 24

kagaroo rats/mice

Order, Suborder, Family
range/habitat
eyes, fur, ears, hind limbs, locomotion
neck adaptation
tail
kidneys
cheek teeth rooted/rootless
cheek adaptation
auditory bullae
defensive behaviors

Answer 24

Order: Rodentia
Suborder: Castorimorpha

Question 25

common name Order, Suborder, Family, scientific name Relationship to European colonization, consequences of this habitat, game status size, feet, special claw, cloaca adaptation, special glands (term) + purpose social/territorial behavior litter size/frequency nuisance problems, nest type, sign

Answer 25

## Footnote Order: Rodentia Suborder: Castorimorpha

Question 26

Order, Suborder, Family common name claws incisors/lip adaptation diet food transport/storage adaptation

Answer 26

## Footnote Order: Rodentia Suborder: Castorimorpha

Question 27

Order, Suborder, Family Common name

Answer 27

## Footnote Order: Rodentia Suborder: Castorimorpha

Question 28

# Old World rats and mice Order, Suborder, Family 4 species (common) size of family size range of individuals **native range** distribution/habitat body plan, tail, digits jaw musculature architecture molars rooted/rootless diet(s) breeding/population dynamics/disease

Answer 28

## Footnote Order: Rodentia Suborder: Myomorpha

Question 29

# compare Norway Rat, Roof Rat, House Mouse: size, droppings, eyes, ears, body shape, nose, feet size Mus vs Peromyscus: native/exotic, size, eyes/ears, tail, pelage, food strategy, trap savvy

Answer 29

Question 30

# jerboas, jumping mice, birch mice Order, Suborder, Family id keys of feet and tail length 2 KY species (common + scientific)

Answer 30

## Footnote Order: Rodentia

Question 31

Order, Suborder, Family, common/scientific name

Answer 31

## Footnote Order: Rodentia Suborder: Myomorpha Family: Dipodidae

Question 32

# Kentucky species Order, Suborder, Family, Subfamily, common/scientific name

Answer 32

## Footnote Order: Rodentia Suborder: Myomorpha Family: Cricetidae

Question 33

# Kentucky species Order, Suborder, Family, Subfamily, common/scientific name

Answer 33

## Footnote Order: Rodentia Suborder: Myomorpha Family: Cricetidae

Question 34

# Kentucky species Order, Suborder, Family, Subfamily, common/scientific name

Answer 34

## Footnote Order: Rodentia Suborder: Myomorpha Family: Cricetidae

Question 35

Describe habitat use and related adaptations of voles

Answer 35

Question 36

Describe habitat use and related adaptations of Peromyscus

Answer 36

Question 37

# Ky species Order, Suborder, Family, Subfamily, common/scientific name

Answer 37

## Footnote Order: Rodentia Suborder: Myomorpha Family: Cricetidae

Question 38

# Ky species Order, Suborder, Family, Subfamily, common/scientific name

Answer 38

## Footnote Order: Rodentia Suborder: Myomorpha Family: Cricetidae

Question 39

# North American tree porcupine, capybara, chinchilla, nutria Order, Suborder jaw architecture/infraorbital foramen

Answer 39

## Footnote Order: Rodentia

Question 40

Order, Suborder, Family, species (common + scientific) range habitat size diet (seasonal)

Answer 40

## Footnote Order: Rodentia Suborder: Hystricomorpha

Question 41

Order, Suborder, Family, species (common + scientific) range habitat id feature to distinguish

Answer 41

## Footnote Order: Rodentia Suborder: Hystricomorpha

Question 42

# capybara and Guinea pigs Order, Suborder, Family capybara: range, size, habitat, predator cavies: habitat, range, size

Answer 42

## Footnote Order: Rodentia Suborder: Hystricomorpha