Agkistrodon bilineatus (Add)Gen. Atropoides (Add)
Agkistrodon blomhoffi (Add)
Agkistrodon contortrix
Agkistrodon piscivorus
Agkistrodon taylori (Add)
Agkistrodon tsushimaensis (Add)
Atropoides indomitus (Add)Gen. Bothriechis (Add)
Atropoides nummifer (Add)
Atropoides olmec (Add)
Atropoides picadoi (Add)
Bothriechis auriferGen. Bothriopsis (Add)
Bothriechis bicolor (Add)
Bothriechis lateralis
Bothriechis marchi (Add)
Bothriechis nigroviridis
Bothriechis rowleyi (Add)
Bothriechis schlegelii
Bothriechis thalassinus (Add)
Bothriopsis bilineata (Add)Gen. Bothrocophias (Add)
Bothriopsis medusa (Add)
Bothriopsis oligolepis (Add)
Bothriopsis peruviana (Add)
Bothriopsis pulchra (Add)
Bothriopsis punctata (Add)
Bothriopsis taeniata
Bothrocophias campbelli (Add)Gen. Bothrops
Bothrocophias hyoprora (Add)
Bothrocophias microphthalmus (Add)
Bothrocophias myersi (Add)
Bothrops alcatraz (Add)Gen. Calloselasma (Add)
Bothrops alternatus
Bothrops ammodytoides (Add)
Bothrops andianus (Add)
Bothrops asper
Bothrops atrox
Bothrops barnetti (Add)
Bothrops brazili
Saint Lucia Lancehead, Bothrops caribbaeus (Add)
Bothrops colombianus (Add)
Bothrops colombiensis (Add)
Bothrops cotiara (Add)
Bothrops erythromelas (Add)
Bothrops fonsecai (Add)
Bothrops iglesiasi (Add)
Bothrops insularis
Bothrops itapetiningae (Add)
Bothrops jararaca
Bothrops jararacussu (Add)
Bothrops jonathani (Add)
Bothrops lanceolatus (Add)
Bothrops leucurus (Add)
Bothrops lojanus (Add)
Bothrops marajoensis (Add)
Bothrops marmoratus (Add)
Bothrops moojeni (Add)
Bothrops muriciensis (Add)
Bothrops neuwiedi (Add)
Bothrops pictus
Bothrops pirajai (Add)
Bothrops sanctaecrucis (Add)
Bothrops venezuelensis (Add)
Calloselasma, Calloselasma rhodostomaGen. Cerrophidion (Add)
Cerrophidion barbouri (Add)Gen. Crotalus
Cerrophidion godmani
Cerrophidion petlalcalensis (Add)
Cerrophidion tzotzilorum (Add)
Crotalus adamanteusGen. Cryptelytrops (Add)
Crotalus aquilus (Add)
Crotalus atrox
Crotalus basiliscus
Crotalus catalinensis
Crotalus cerastes (Add)
Crotalus culminatus (Add)
Crotalus durissus (Add)
Crotalus enyo (Add)
Crotalus ericsmithi (Add)
Crotalus exsul (Add)
Timber Rattle Snake, Crotalus horridus
Crotalus intermedius (Add)
Crotalus lannomi (Add)
Crotalus lepidus
Crotalus mitchelli
Crotalus molossus (Add)
Crotalus oreganus
Crotalus polystictus (Add)
Crotalus pricei (Add)
Crotalus pusillus (Add)
Crotalus ruber (Add)
Crotalus scutulatus
Crotalus simus (Add)
Crotalus stejnegeri (Add)
Crotalus tancitarensis (Add)
Crotalus tigris (Add)
Crotalus tortugensis (Add)
Crotalus totonacus (Add)
Crotalus transversus (Add)
Crotalus triseriatus (Add)
Crotalus tzabcan (Add)
Crotalus unicolor (Add)
Crotalus vegrandis (Add)
Prairie rattlesnake, Crotalus viridis
Crotalus willardi (Add)
Cryptelytrops cardamomensisGen. Deinagkistrodon (Add)
Cryptelytrops rubeus (Add)
Deinagkistrodon acutusGen. Gloydius (Add)
Gloydius blomhoffi (Add)Gen. Hypnale (Add)
Gloydius halys
Gloydius himalayanus (Add)
Gloydius intermedius (Add)
Gloydius monticola (Add)
Gloydius saxatilis (Add)
Gloydius shedaoensis (Add)
Gloydius strauchi (Add)
Gloydius tsushimaensis (Add)
Gloydius ussuriensis (Add)
Hypnale hypnale (Add)Gen. Lachesis (Add)
Hypnale nepa (Add)
Hypnale walli (Add)
Lachesis melanocephala (Add)Gen. Ophryacus (Add)
Lachesis muta (Add)
Lachesis stenophyrs (Add)
Ophryacus melanurus (Add)Gen. Ovophis (Add)
Ophryacus undulatus (Add)
Ovophis chaseni (Add)Gen. Porthidium
Ovophis monticola (Add)
Ovophis okinavensis (Add)
Ovophis monticola, Ovophis tonkinensis (Add)
Porthidium dunni (Add)Gen. Protobothrops (Add)
Porthidium hespere (Add)
Porthidium lansbergii (Add)
Porthidium nasutum
Porthidium ophryomegas (Add)
Porthidium porrasi (Add)
Porthidium volcanicum (Add)
Porthidium yucatanicum (Add)
Protobothrops cornutus (Add)Gen. Rhinocerophis (Add)
Protobothrops elegans (Add)
Protobothrops flavoviridis (Add)
Protobothrops jerdonii (Add)
Protobothrops kaulbacki (Add)
Protobothrops mucrosquamatus (Add)
Protobothrops tokarensis (Add)
Protobothrops trungkhanhensis (Add)
Protobothrops xiangchengensis (Add)
Rhinocerophis jonathani (Add)Gen. Sistrurus (Add)
Sistrurus catenatus (Add)Gen. Triceratolepidophis (Add)
Sistrurus miliarius (Add)
Sistrurus ravus (Add)
Triceratolepidophis, Triceratolepidophis sieversorum (Add)Gen. Trimeresurus (Add)
Trimeresurus albolabris (Add)Gen. Tropidolaemus (Add)
Trimeresurus andalasensis (Add)
Trimeresurus andersonii (Add)
Trimeresurus borneensis (Add)
Trimeresurus brongersmai (Add)
Trimeresurus cantori (Add)
Trimeresurus elegans (Add)
Trimeresurus erythrurus (Add)
Trimeresurus fasciatus (Add)
Trimeresurus flavomaculatus (Add)
Trimeresurus flavoviridis (Add)
Trimeresurus gracilis (Add)
Trimeresurus gramineus (Add)
Trimeresurus gumprechti (Add)
Trimeresurus hageni (Add)
Trimeresurus insularis (Add)
Trimeresurus kanburiensis (Add)
Trimeresurus labialis (Add)
Trimeresurus macrolepis (Add)
Trimeresurus macrops (Add)
Trimeresurus malabaricus (Add)
Trimeresurus malcolmi (Add)
Trimeresurus medoensis (Add)
Trimeresurus nebularis (Add)
Trimeresurus okinavensis (Add)
Trimeresurus puniceus (Add)
Trimeresurus purpureomaculatus (Add)
Trimeresurus schultzei (Add)
Trimeresurus septentrionalis (Add)
Trimeresurus stejnegeri (Add)
Trimeresurus strigatus (Add)
Trimeresurus sumatranus (Add)
Trimeresurus tibetanus (Add)
Trimeresurus tokarensis (Add)
Trimeresurus trigonocephalus (Add)
Trimeresurus truongsonensis (Add)
Trimeresurus venustus (Add)
Trimeresurus vogeli (Add)
Trimeresurus yunnanensis (Add)
Tropidolaemus huttoni (Add)Gen. Zhaoermia (Add)
Tropidolaemus wagleri (Add)
Zhaoermia mangshanensis (Add)