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Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Deuterostome (Deuterostomia)
Chordata (Chordates)
Olfactores
Craniata (Craniata (chordata))
Vertebrata (Animals with backbone)
Gnathostomata (Gnathostome)
Eugnathostomata
Teleostomi
Euteleostomi
Sarcopterygii (Lobe-finned fishes)
Dipnotetrapodomorpha
Tetrapodomorpha (Tetrapodomorph)
Tetrapoda (Tetrapod)
Reptiliomorpha
Amniota (Amniote)
Sauropsida
Reptilia (Reptiles)
Eureptilia
Romeriida
Diapsid (Diapsida)
Neodiapsida
Sauria
Lepidosauromorpha (Lepidosauromorph)
Lepidosauria
Squamata (Scaled reptiles)
Episquamata
Toxicofera
Ophidia
Serpentes (Snake)
Alethinophidia
Caenophidia (Caenophidian)
Colubroidea
Viperidae (The viper family)
Crotalinae (Pit adders)

Protobothrops (2697677)

Children (14 direct children, 15 direct and indirect children):

Protobothrops mangshanensis
Mt. mang pit viper

Protobothrops elegans
Trimeresurus elegans

Trimeresurus flavoviridis (tree size 1)
Protobothrops flavoviridis

Protobothrops mucrosquamatus

Protobothrops sieversorum
Three horned-scaled pitviper

Protobothrops jerdonii
Yellow speckled lancehead

Trimeresurus tokarensis
Protobothrops tokarensis

Trimeresurus xiangchengensis
Szechwan pit viper

Protobothrops dabieshanensis

Protobothrops maolanensis
Mao-lan pit viper

Protobothrops trungkhanhensis
Trungkhanh pit viper

Protobothrops kaulbacki
Kaulback's lance-headed pitviper

Protobothrops himalayanus

Protobothrops cornutus