erectus
Raised and rigid
Erectus is a Latin word meaning "upright" or "erect," encountered almost exclusively in *Homo erectus*, the extinct human ancestor species that walked upright.
The term appears in scientific names for other species as well, describing an upright growth habit or posture: The fossil record shows Homo erectus used fire and simple tools.
Genus of humanity
- Peking ManEarly human Chinese fossil
- australopithecineExtinct African human ancestor
- cranial capacitySkull's internal volume
- browridgeBony forehead projection
Walking on two limbs
- upright postureVertical body alignment
- DarwinismNatural selection theory
- adaptationFitting to new conditions
- speciationFormation of distinct species
phylogeny · natural selection · migration · divergence · morphology · Pleistocene · paleoanthropology · cladistics
Era of knapped tools
- PaleolithicEarliest archaeological era
- hunter-gathererPre-farming subsistence lifestyle
- hand axesHandheld prehistoric stone blades
- flint toolsKnapped stone implements
megafauna · Ice Age · cave dwelling · migration · extinct · Pleistocene · butchering · scavenging
Homo
Genus of humanity
- Peking ManEarly human Chinese fossil
- australopithecineExtinct African human ancestor
- cranial capacitySkull's internal volume
bipedalism
Walking on two limbs
- upright postureVertical body alignment
- DarwinismNatural selection theory
- adaptationFitting to new conditions
speciation · phylogeny · natural selection · migration · divergence · morphology · Pleistocene · paleoanthropology · cladistics · human ancestry
Stone Age
Era of knapped tools
- PaleolithicEarliest archaeological era
- hunter-gathererPre-farming subsistence lifestyle
- hand axesHandheld prehistoric stone blades
flint tools · megafauna · Ice Age · cave dwelling · migration · extinct · Pleistocene · butchering · scavenging · cooking
erectusprostrate
Lying fully extended
procumbent · prone · supine · recumbent · prone position
- erectile dysfunctionInability to achieve rigidity
- Erector SetMetal building toy system
- erect earsUpstanding animal hearing organs
- Homo erectusExtinct bipedal human ancestor
- erect postureBody held vertically straight
- erectile functionCapacity for penile rigidity
erect, erection, erected, erecting, erector, erectile, erectly, erectness, erectors