Herpetology Snakes

Characteristics of Amphisbaenia

Subterranian, caudal autonomy, transverse cloaca, limbless, ossified skulls, annuli, short tails, and no tympanum

Characteristics of Serpentes

elongate body, reduced left lung, no eyelids, kinetic skulls, no external ear opening, and forked tongues

What is Aglyphous snake dentition

No fangs

What is Opisthoglyphous snake dentition

Rear fangs

What is Proteroglyphous snake dentition

Small, nonmoving front fangs

What is Solenoglyphous snake dentition

Large, retractable front fangs

Which families have Aglyphous dentition

Leptotyphlopidae, Aniliidae, Loxocemidae, Boidae, Pythonidae, and Acrochordidae

Which families have Solenoglyphous dentition

Viperidae

Which families have Proteroglyphous dentition

Elapidae

What are Hemotoxins and which groups use them

Venom that targets heart & cardiovascular system; Viperids

What are Neurotoxins and which groups use them

Venom that targets nervous system & brain; Elapids

Characteristics of family Leptotyphlopidae (5)

blunt heads, vestigial eyes, spine-tipped tail, smooth scales, and solid skull

Characteristics of Aniliidae (3)

large head shield, cloacal spurs, and enlarged ventral plates

Characteristics of Loxocemidae (3)

cloacal spurs, shovel-shaped snout, and vestigial pelvis

Characteristics of Acrochordidae

aquatic, keeled scales, and slightly compressed tail

Characteristics of Boidae (4)

Heavy bodied, no premaxillary teeth, vestigial hindlimb spurs, and labial pits between scales if present

Characteristics of Pythonidae (4)

Heavy bodied, premaxillary teeth, vestigial hindlimb spurs, and labial pits within scales if present

Characteristics of Viperidae (3)

Heavy bodied, wedge-shaped heads, and necrotic and hemorrhagic venom

Characteristic of Viperid subfamily Crotalinae

heat-sensitive pit below the nostril

Characteristics of Elapidae (2)

Neurotoxic venom, and front-fanged

Characteristics of Elapid subfamily Hydrophiinae (4)

Aquatic, neurotoxic venom, cutaneous breathing, and salt glands under tongue

Genus and Species

Amphisbaena fuliginosa

Clade and Family of Amphisbaena fuliginosa

Amphisbaenia Amphisbaenidae

What is the Class and Order of snakes?

Reptilia Squamata

Genus, Species, and feature

Rhineura floridana, eyeless

Clade and Family of Rhineura floridana

Amphisbaenia Rhineuridae

Genus, Species, and feature

Rena dulcis, pinprick eyes

Clade and Family of Rena dulcis

Serpentes Leptotyphlopidae

Genus, Species, and feature

Anilius scytale, blunt tail

Clade and Family of Anilius scytale

Serpentes Aniliidae

Genus, Species, and feature

Loxocemus bicolor, upturned nose

Clade and Family of Loxocemus bicolor

Serpentes Loxocemidae

Genus, Species, and feature

Boa constrictor, eye stripe

Clade and Family of Boa constrictor

Serpentes Boidae

Genus and Species

Eunectes murinus

Clade and Family of Eunectes murinus

Serpentes Boidae

Genus, Species, and feature

Corallus caninus, deep pits

Clade and Family of Corallus caninus

Serpentes Boidae

Genus and Species

Calabaria reinhardtii

Clade and Family of Calabaria reinhardtii

Serpentes Boidae

Genus, Species, and feature

Charina bottae, blunt tail

Clade and Family of Charina bottae

Serpentes Boidae

Genus, Species, and feature

Lichanura trivirgata, 3 lines

Clade and Family of Lichanura trivirgata

Serpentes Boidae

Genus, Species, and feature

Python bivittatus, arrow head

Clade and Family of Python bivittatus

Serpentes Pythonidae

Genus, Species, and features

Malayopython reticulatus, thin line and pits in scales

Clade and Family of Malayopython reticulatus

Serpentes Pythonidae

Genus, Species, and feature

Python regius, pits between scales

Clade and Family of Python regius

Serpentes Pythonidae

Genus, Species, and feature

Acrochordus javanicus, file scales

Clade and Family of Acrochordus javanicus

Serpentes Acrochordidae

Genus, Species, and feature

Vipera aspis, no loreal pit

Clade, Family, and Subfamily of Vipera aspis

Serpentes Viperidae Viperinae

Genus, Species, and feature

Bothrops asper

Clade, Family, and Subfamily of Bothrops asper

Serpentes Viperidae Crotalinae

Genus, Species, and feature

Agkistrodon piscivorus, large venom glands

Clade, Family, and Subfamily of Agkistrodon piscivorus

Serpentes Viperidae Crotalinae

Genus, Species, and feature

Agkistrodon contortrix, hourglass pattern

Clade, Family, and Subfamily of Agkistrodon contortrix

Serpentes Viperidae Crotalinae

Genus, Species, and features

Crotalus atrox, diamonds and striped tail

Clade, Family, and Subfamily of Crotalus atrox

Serpentes Viperidae Crotalinae

Genus, Species, and feature

Crotalus horridus, dorsal stripe

Clade, Family, and Subfamily of Crotalus horridus

Serpentes Viperidae Crotalinae

Genus, Species, and feature

Crotalus lepidus, white tail

Clade, Family, and Subfamily of Crotalus lepidus

Serpentes Viperidae Crotalinae

Genus, Species, and feature

Crotalus ornatus, gradient tail

Clade, Family, and Subfamily of Crotalus ornatus

Serpentes Viperidae Crotalinae

Genus, Species, and feature

Crotalus scutulatus, 2 scales between eyes

Clade, Family, and Subfamily of Crotalus scutulatus

Serpentes Viperidae Crotalinae

Genus, Species, and feature

Crotalus viridis, white around mouth

Clade, Family, and Subfamily of Crotalus viridis

Serpentes Viperidae Crotalinae

Genus, Species, and feature

Sistrurus catenatus, outlined blotches

Clade, Family, and Subfamily of Sistrurus catenatus

Serpentes Viperidae Crotalinae

Genus, Species, and feature

Sistrurus miliarius

Clade, Family, and Subfamily of Sistrurus miliarius

Serpentes Viperidae Crotalinae

Genus and Species

Micrurus tener

Clade, Family, and Subfamily of Micrurus tener

Serpentes Elapidae Elapinae

Genus, Species, and feature

Naja naja, cobra neck

Clade, Family, and Subfamily of Naja naja

Serpentes Elapidae Elapinae

Genus and Species

Hydrophis platurus

Clade, Family, and Subfamily of Hydrophis platurus

Serpentes Elapidae Hydrophiinae