Amphibians of Costa Rica Flashcards
Caecilians, Salamanders
Costa Rican Caecilian
Dermophis costaricense
Amphibians are from what Class?
Amphibia
What Class Order & Family are Caecilian from?
Class Amphibia Order Gymnophiona Family Caeciliidae
picture: Dermorphis mexicanus
What is a Caecilian?
habitat: tropics (all but mountainous regions of Costa Rica) burrowing amphibian, Giant earthworm-looking, annuli present, small eyes can only sense light & dark, toxin secreting skin glands, tentacle between each eye & nostril Prey: primarily earthworms
Which Species of Caecilian: 15in (38cm), high elevation, NE Costa Rica visible eye, tentacles lie halfway btw eye & nostril, gray dorsum, 107-117 primary annuli, 74-96 secondary annuli
Dermophis costaricense (Costa Rican Caecilian)
Define: dorsum
the back or upper surface of a part of the body.
Define annuli
ring-shaped folds such as along the body of a Caecilian
Southwestern Caecilian
Dermophis glandulosus
Caecilian: 16in (40cm), Multiple elevations, SW Costa Rica visible eye, tentacles lie halfway btw eye & nostril, gray dorsum, 91-106 primary annuli, 37-60 secondary annuli
Dermophis glandulosus (Southwestern Caecilian)
Southern Caecilian
Dermophis gracilior
Caecilian: 14in (34cm), high elevation, SW Costa Rica visible eye, tentacles lie halfway btw eye & nostril, gray dorsum, 91-117 primary annuli, 65-78 secondary annuli
Dermophis gracilior (Southern Caecilian)
Western Caecilian
Dermophis occidentalis
Caecilian: 10in (25cm), multiple elevations, SW Costa Rica visible eye, tentacles lie halfway btw eye & nostril, gray dorsum, head is paler than res of body, 95-112 primary annuli, 29-37 secondary annuli
Dermophis occidentalis (Western Caecilian)
Small-headed Caecilian
Dermophis parviceps
Caecilian: 9in(22cm), multiple elevations, E & SW Costa Rica visible eye, tentacles lie halfway btw eye & nostril, purplish dorsum, pink head, 85-102 primary annuli, fewer than 27 secondary annuli
Dermophis parviceps (Small-headed Caecilian)