Anakamacops (meaning "similar to Kamacops" in Greek) is a genus of dissorophid temnospondyl from the early Middle Permian of China. It is known from the right side of a snout that was described in 1999 from the Dashankou locality of the Xidagou Formation, which is within the city of Yumen. The type species was named A. petrolicus because Yumen is an oil-producing city (petrol). More substantial material, including a partial skull and partial mandibles, was described by Liu (2018).

Description

Anakamacops is most similar to Kamacops, sharing features such as a choana widely separated from the interpterygoid vacuities and extensive exostosis ornamenting the skull roof. Both are large taxa; the most complete specimen of Anakamacops measures 26 cm in length despite lacking most of the snout. A number of potentially unique features were suggested based on the additional material described by Liu (2018), such as a relatively edentulous (lacking teeth) vomer and paired (rather than a single, unpaired) occipital ridge.

Phylogenetic analysis from Liu (2018)

DissorophidaePlatyhystrix rugosus Aspidosaurus binasser Dissorophinae Broiliellus reiszi Broiliellus brevis Broiliellus texensis Broiliellus olsoni Dissorophus multicinctus Brevidorsum profundum Reiszerpeton renascentis Conjunctio multidens Scapanops neglecta Eucacopinae Cacops aspidephorus Cacops morrisi Cacops woehri Kamacopini Zygosaurus lucius Kamacops acervalis Anakamacops petrolicus
Platyhystrix rugosus
Aspidosaurus binasser Dissorophinae Broiliellus reiszi Broiliellus brevis Broiliellus texensis Broiliellus olsoni Dissorophus multicinctus Brevidorsum profundum Reiszerpeton renascentis Conjunctio multidens Scapanops neglecta Eucacopinae Cacops aspidephorus Cacops morrisi Cacops woehri Kamacopini Zygosaurus lucius Kamacops acervalis Anakamacops petrolicus
Aspidosaurus binasser
Dissorophinae Broiliellus reiszi Broiliellus brevis Broiliellus texensis Broiliellus olsoni Dissorophus multicinctus Brevidorsum profundum Reiszerpeton renascentis Conjunctio multidens Scapanops neglecta
DissorophinaeBroiliellus reiszi Broiliellus brevis Broiliellus texensis Broiliellus olsoni Dissorophus multicinctus
Broiliellus reiszi
Broiliellus brevis Broiliellus texensis Broiliellus olsoni Dissorophus multicinctus
Broiliellus brevis
Broiliellus texensis Broiliellus olsoni Dissorophus multicinctus
Broiliellus texensis
Broiliellus olsoni Dissorophus multicinctus
Broiliellus olsoni
Dissorophus multicinctus
Brevidorsum profundum Reiszerpeton renascentis Conjunctio multidens Scapanops neglecta
Brevidorsum profundum Reiszerpeton renascentis Conjunctio multidens Scapanops neglecta
Brevidorsum profundum Reiszerpeton renascentis
Brevidorsum profundum
Reiszerpeton renascentis
Conjunctio multidens Scapanops neglecta
Conjunctio multidens
Scapanops neglecta
Eucacopinae Cacops aspidephorus Cacops morrisi Cacops woehri Kamacopini Zygosaurus lucius Kamacops acervalis Anakamacops petrolicus
EucacopinaeCacops aspidephorus Cacops morrisi Cacops woehri Kamacopini Zygosaurus lucius Kamacops acervalis Anakamacops petrolicus
Cacops aspidephorus Cacops morrisi Cacops woehri
Cacops aspidephorus
Cacops morrisi
Cacops woehri
KamacopiniZygosaurus lucius Kamacops acervalis Anakamacops petrolicus
Zygosaurus lucius
Kamacops acervalis Anakamacops petrolicus
Kamacops acervalis
Anakamacops petrolicus