3D-Printed Homo erectus Skull Replica Description & Manufacturing: 3D-printed from durable plastic based on a digital reconstruction of the Sinanthropus skull, modeled by Weidenreich following the archival materials of Black and Weidenreich. Hand-painted to accurately reproduce the color and texture of the original fossil. Dimensions:
Full-scale replica (1:1)
Measurements: 204 mm (length) × 149 mm (width) × 176 mm (height) /
8.03" (length) × 5.87" (width) × 6.93" (height)
Jaw Structure:
Detachable lower jaw for detailed examination
Anthropological Significance:
Age: ~400,000 years old
Discovery site: Zhoukoudian, China (1929–1936)
Type specimen: Sinanthropus pekinensis (Asian H. erectus)
Brain capacity: ~900–1100 cm³
Earliest definitive evidence of controlled fire use
Key Features:
Prominent supraorbital brow ridges
Strongly projecting occipital torus
Thickened cranial vault bones
Shovel-shaped incisors (Asian adaptation)
Intermediate morphology between archaic and later hominins
