Vocabulary

short-tailed gymnure (Hylomys suillus)

southern white-breasted hedgehog (Erinaceus concolor); easten European hedgehog; white-bellied hedgehog; white-chested hedgehog

North African hedgehog (Atelerix algirus); Algerian hedgehog

four-toed hedgehog (Atelerix albiventris); African pygmy hedgehog; middle-African hedgehog

Erinaceus (genus of hedgehogs)

Hemiechinus (genus of hedgehogs)

Paraechinus (genus of hedgehogs)

Erinaceomorpha; order comprising the hedgehogs and the moonrats

Mammalia

Prototheria

Theromorpha

Vertebrata

Chordata (phylum of deuterostome animals)

superclass

tetrapod; quadruped

Tetrapoda

Allotheria (subclass of Mesozoic mammals)

Triconodonta; Eutriconodonta; order of early mammals

holotherians; members of a problematic clade containing Kuehneotherium and all living therians

Theria (mammalian subclass)

Metatheria (mammalian infraclass)

Eutheria (mammalian infraclass)

Eutheria (mammalian infraclass)

Reptilia

Sauropsida (branch of amniotes that includes reptiles, birds and non-avian dinosaurs)

Diapsida (class of amniotes)

Synapsida (class of amniotes)

Pelycosauria (order of primitive synapsids, now considered to be paraphyletic)

Eupelycosauria (suborder of pelycosaurs)

Caseasauria; Pelycosauria suborder of early synapsids

Caseasauria; suborder of early pelycosaurs

Therapsida (order of advanced synapsids)

anomodonts

Anomodontia (suborder of therapsids)

Theriodontia; theriodonts

Cynodontia; suborder of therapsids

Mammaliaformes

Morganucodonta; extinct order of early mammals or mammal-like creatures

Docodonta

Multituberculata (extinct order of rodent-like mammals)