Anura CA Species

Question 1

Frog: Tailed, only genus with internal fertilization, north west CA

Answer 1

Ascaphus truei (Ascaphidae)

Question 2

Frog: Claws on huge back feet, introduced species

Answer 2

Xenopus laevis (Pipidae)

Question 3

Frog: Spade, very south range

Answer 3

Scaphiopus couchii (Scaphiopodidae)

Question 4

Frog: Spade, very broad range

Answer 4

Spea hammondii (Scaphiopodidae)

Question 5

Frog: Spade, north east CA

Answer 5

Spea intermontana (Scaphiopodidae)

Question 6

Frog: North west, red dorsolateral ridge

Answer 6

Rana aurora (Ranidae)

Question 7

Frog: Coast and sierra foothills, slightly red dorsolateral ridge

Answer 7

Rana draytonii (Ranidae)

Question 8

Frog: High elevation frog of sierras, vague dorsolateral fold

Answer 8

Rana sierrae (Ranidae)

Question 9

Frog: High elevation frog of southern mountains, vague dorsolateral fold

Answer 9

Rana muscosa (Ranidae)

Question 10

Frog: Continuous dorsolateral folds and spots

Answer 10

Rana pipiens (Ranidae)

Question 11

Frog: Fragmented dorsolateral folds and lighter spots, introduced species

Answer 11

Rana berlandieri (Ranidae)

Question 12

Frog: Large tympanum, supra tympanic fold, big boy, introduced

Answer 12

Rana catesbeiana (Ranidae)

Question 13

Frog: Yellow leg, foothill frog

Answer 13

Rana boylii (Ranidae)

Question 14

Frog: cascade mountain frog, know by range

Answer 14

Rana cascadae (Ranidae)

Question 15

Frog: Toes discs, broad CA range

Answer 15

Pseudacris regilla (Hylidae)

Question 16

Frog: Toes discs, socal range, looks like cadaver

Answer 16

Pseudacris cadaverina (Hylidae)

Question 17

Frog: well separated parotid glands, white dorsal stripe, broad CA range

Answer 17

Bufo boreas (Bufonidae)

Question 18

Frog: well separated parotid glands, no dorsal stripe, no cranial crests

Answer 18

Bufo californicus (Bufonidae)

Question 19

Frog: Round parotids, red warts

Answer 19

Bufo punctatus (Bufonidae)

Question 20

Frog: Dorsal stripe, elongated parotids, spots match warts, right angle cranial crest

Answer 20

Bufo woodhousii (Bufonidae)

Question 21

Frog: Faint dorsal stripe, spots don’t match warts, obtuse cranial crest

Answer 21

Bufo cognatus (Bufonidae)

Question 22

Frog: Yosemite range warty toad

Answer 22

Bufo canorus (Bufonidae)

Question 23

Frog: Tiny range, black color, dorsal stripe

Answer 23

Bufo exsul (Bufonidae)

Question 24

Frog: very small toady toad

Answer 24

Bufo microscaphus (Bufonidae)