Herto (Middle Awash – Herto Bouri)
Herto Member · BOU-VP-16 · Herto Bouri · Middle Awash
Middle Pleistocene (260–154 ka; idaltu bearing 160 ka)·Homo sapiens idaltu (early sapiens subspecies)·🇪🇹 Afar Region (Middle Awash), Ethiopia
About
About Herto (Middle Awash – Herto Bouri)
Member of Bouri Formation yielding Homo sapiens idaltu – 160,000-year-old crania BOU-VP-16/1 (adult male), BOU-VP-16/2 (child), BOU-VP-16/5 etc. with deliberate post-mortem cutmarks (defleshing and polishing) suggesting mortuary practice, associated with late Acheulean bifaces + MSA Levallois and hippopotamus butchery. Dated 160–154 ka via argon Ar/Ar on interbedded tuff. Also yielded 260 ka earliest and 160 ka idaltu; found by Tim White Berkeley team 1997. Type specimen for H. s. idaltu ('elder'). Complement Omo Kibish for sapiens 200 ka window. Desert excavation under Afar scorching 50°C. Skull at National Museum.
Why it mattersNamesake for subspecies H. sapiens idaltu and evidence for early mortuary treatment (cutmarks) – challenges 'modern behavior' late-only view.
Open questions
Mysteries & theories
Mysteries
- 01Whether cutmarks are ritual defleshing vs cannibalism vs taphonomy – White argues ritual polish
- 02Idaltu whether true subspecies vs early sapiens variability
Theories
- 01McBrearty & Brooks vs Klein debate – Herto idaltu supports early anatomical modernity not behavioural
- 02Stringer idaltu as African sapiens deme
Theories are interpretations, not findings. The seal above tells you how much scholarly weight the place carries.
History
How it came to be
- Built
- 160–154 ka Herto member; underlying 260 ka Daka earlier Homo; overlying 160 ka
- Period
- Middle Pleistocene (260–154 ka; idaltu bearing 160 ka)
- Culture
- Homo sapiens idaltu (early sapiens subspecies)
- Builders
- Herto Homo sapiens idaltu populations
- Purpose
- Fluvial delta/lakeshore hunting camp with mortuary ritual
- Excavation
- Excavated
160–154 ka Herto member; underlying 260 ka Daka earlier Homo; overlying 160 ka
Initial construction
c. 1458 CE
Rediscovery
On the ground
Structures & features
10.4019° N · 40.5886° E · 550 m · 3 mapped features
BOU-VP-16 Locality (Idaltu Skulls)
fossil localitySite yielding BOU-VP-16/1 adult cranium with cutmarks in lake silts
10.4020° N · 40.5888° EAcheulean–MSA Transition Horizon
archaeologicalConglomerate with handaxes transitioning to Levallois points
10.4017° N · 40.5884° EHerto Lake Margin Section
geologicalExposed tuffaceous siltstone section of Herto Member
10.4019° N · 40.5886° E