Amphibians Flashcards
Approximately ________ species of living amphibians are known
8,100
____________ (Anura)
____________ (Caudata)
____________ (Gymnophiona)
frogs and toads
newts and salamanders
caecilians
cold-blooded vertebrates made up of frogs, toads, salamanders, newts, and caecilians (wormlike animals with poorly developed eyes)
amphibians
from a Greek word meaning “double life”
amphibios
-lack of embryonic membranes
anamniotes
amphibian diversity
about ______ species in the philippines
_____ amphibian families in ____ orders (3 worldwide)
__________ largest families
117 species
10 amphibian in 2 orders
ceratobatrachidae
order _________- salamanders, newts
order __________- caecilians
order ___________- frogs and toads
order caudata/urodela
order gymnophiona/apoda
order salientia/anura
a long overlooked new species of fanged frog
Limnonectes cassiopeia
Asian tailed caecilians belong to the family ___________ from the order Gymnophiona
family ichthyophidae
In the Philippines there are only three species of ichthyophids recorded belonging to one genera:
____________
ichthyophis
These caecilians are _________ and are known to follow _________ development.
The mother lays its eggs in burrows near streams or rivers and stays with the eggs until it hatches.
Once it hatches the gilled larva will crawl to the nearby stream or pond. The entire development cycle approximately takes __________ to complete.
oviparous; indirect development
1 whole year
Ichthyophids are characterized by the presence of a distinct primary annuli which is divided or separated by a secondary and tertiary groove.
presence of a distinct primary annuli
_____________ can be observed in the
posterior annuli but not anteriorly
scales
3 species of ichthyophids:
Ichthyophis glandulosus (Abungabung caecilian)
Ichthyophis mindanaoensis
(Todaya caecilian)
Ichthyophis weberi
(Malatgan river caecilian)
Family ________________
Formerly known as Discoglossidae, this family only has one representative species
Family Bombinatoridae
It is a large, heavy-bodied, highly aquatic frog found in the fast-moving waters of mountain streams on the Philippine islands of Busuanga and Palawan
Barbourula busuangensis (Palawan flat headed frog)
Other characterizations of barbourula busuangensis:
dorsoventrally flattened body shape, dorsally placed nostrils and eyes, robust and muscular hind limbs and forelimbs, and webbed digits on the forelimbs as well as the hind limbs.
This frog’s coloration is dark, appearing dark green to black. A very distinct character of members of this family is entirely adherent
tongue along its lower jaw margin
Toads belong to the family _______________. They are characterized by having thick, warty skin and an enlarge glands in the back of its head called _____________
family Bufonidae; paratoid gland
other characteristics shared within the family bufonidae:
They tend to hop short to escape predators rather than long leaps like frogs
presence of the Bidder’s organ, absence of teeth, absence of posterior constrictor muscles, depressor mandibulae originating from squamosal, presence of inguinal fat bodies and highly ossified skull
7 species of family bufonidae:
Ansonia mcgregori (McGregor’s Toad)
Ansonia muelleri (Mueller’s toad)
Ingerophrynus philippinicus (Philippine toad)
Pelophryne albotaeniata (Palawan toadlet)
Pelophryne brevipes (Zamboanga flathead toad)
Pelophryne lighti (Eastern mindanao dwarf toad)
Rhinella marina (Cane toad)