WFC 134L

what is in order testudines

turtles

what is in order crocodilia

crocs, alligators, caiman, and gharials

what is in order rhynchocephalia

tuatara

what is in order squamata

amphisbaenians, lizards, and snakes

what is characteristic of suborder pleurodira

side-necked turtles, retract head in horizontal plane

what is characteristic of suborder cryptodira

hidden-necked turtles, retract head in vertical plane

what are crocodilia characteristics

elongate head and body with armor, laterally compressed tail, bony hard secondary palate, well developed alveoli, four chambered heart, diapsid skull

what is the purpose of a bony hard secondary palate

to eat and breathe simultaneously

what is the purpose of temporal finestra

to allow for more jaw and muscle attachments

what are characteristics of testudines

hard shell of fused elements, ribs, and vertebrae that encases the entire body, teeth are absent, anapsid skull

where do rhynochocephalia live

New zealand only

what are characteristic of amphisbaenia

they are worm lizard, with no limbs, burrowers, move by folding skin like an accordian

what are characteristic of crocodylidae

pointy snouts, 4th tooth on the bottom imprints the top of the skull

what is characteristic of alligatoridae

large distribution in the US, smaller than crocs

what are characteristic of gavialidae

narrow snout with a bulb at the end

what are carapacial scutes

the scutes on the top of the shell

what are plastral scutes

scutes in the bottom shell

range in s. america, australia, and new guinea

family chelidae; suborder: pleurodira

range in africa, madagascar

family pelomedusidae; suborder pleuridira

range in north america, central america, and northwestern s. america

family chelydridae, suborder cryptodira

range in n america, africa, asia, and new guinea

family trionychidae, suborder cryptodira

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family cheloniidae, suborder cryptodira

family dermochelyidae, suborder cryptodira

range in the americas, two barbules on chin

family kinosternidae, suborder cryptodira

range in asia and china

family: platysternidae, suborder cryptodira

range in americas, europe, africa and asia; western pond turtle

family: emydidae, suborder cryptodira

most specious, range everywhere

family geomydidae, suborder cryptodira

second most specious

family testudinidae, suborder cryptodira

what is the jacobsons organ

The process of chemoreception using the \n Jacobson's, or vomeronasal, organ.

family gekkonidae

family eublepharidae

family phyllodactylidae

family anguidae

family helodermatidae

family chameleonidae

family anniellidae

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family anguidae

family xantusiidae

family lacertidae

family teiidae

family varanidae

family crotaphytidae

family phrynosomatidae

family iguanidae

family agamidae

Coleonyx variegatus; eublepharidae

Hemidactylus turcicus; gekkonidae

Phyllodactylus xanti; phyllodactylidae

juvenile has a pink tail

Plestiodon gilberti; family scincidae

Plestiodon skiltonianus, family scincidae

range in southern california

xantusia vigilis; family Xantusiidae

aspidoscelis tigris; family teiidae

dipsosaurus dorsalis; family iguanidae

sauromalus ater; family iguanidae

genus crotaphytus

crotaphytus bicinctores; family crotaphytidae

genus gambelia, range in middle southern california

gambelia sila; family crotaphytidae

genus gambelia, range in southern california bording nevada

gambelia wislizenii

callisaurus draconoides; family phrynosamtidae

genus uma

uma scoparia; family phrynosomatidae

genus uma

uma inornata; family phrynosomatidae

genus uma

uma notata; family phrynosomatidae

double row of horns

phrynosoma blainvilli; family phrynosomatidae

horns present

phrynosoma platyrhinos; family phrynosomatidae

phrynosoma mcallii; family phrynosomatidae

platysoma douglasii; family platynosomatidae

range in southern california

sceloporus magister; family phyrnosomatidae

range in northern california; coloration under armpit

sceloporus graciosus

range all over california

sceloporus occidentalis

range in southern california going up

uta stansburiana

do sceloporus or urosaurus have a gular fold

urosaurus

gular fold

urosaurus graciosus; family phrynosomatidae

urosaurus ornatus

range in northern california with small range in southern california

elgaria coerulea; family anguidae

range in southern and northern california

elgaria multicarinata; family anguidae

anniella pulchra family anniellidae

gila monster family helodermatidae

what family are in aglyphous

boas and pythons

what families are rear fanged

colubridae

what family is fixed fanged

elapidae

what family has folding fangs

viperidae

what is the loreal scale

it is the scale right in front of the eyes of snakes

family leptotyphlopidae

family of snakes

family tropidophiidae; infraorder alethinophidia

vestigial spurs near the cloaca

family boidae superfamily booidea infraorder alethinophidia

family pythonidae, infraorder alethinophidia

checkered black and white bellies

family cylindrophiidae

modified tail

family xenopeltidae; infraorder alethinophidia

family xenopeltidae infraorder alethinophidia

family acrochordidae infraorder alethinphidia

family viperidae, subfamily viperinae, infraorder alethinophidia, superfamily colubroidea

family viperidae, subfamily crotalinae

family homalopsidae

no loreal scales

family elapidae

what are the two infraorders in snakes

scolecophidia and alethinophidia

what infraorder has the majority of snakes

alethinophidia

rena humilis; family leptotyphlopidae; infraorder scolecophidia

range in northern california with a small path leading to southern

charina bottae family boidae

charina trivirgata; family boidae

most widespread in california for its family

crotalus oreganus; superfamily colubroidea, family viperidae; subfamily crotalinae

small ranges in southern cali, cookies n creme speckling on specimen

crotalus mitchellii; superfamily colubroidea, family viperidae, subfamily crotalinae