|Koonalda Cave, Nullarbor Plain, South Australia, c. 16,000-27,000 BP / e)ksqzp43
"The passage leading from the Gallus Site to the Squeeze Area is barely 18 inches high."
Photo © R. Edwards; L. Maynard and R. Edwards, in Wright, R. V. S. (ed.). 1971. Archaeology of the Gallus Site, Koonalda Cave. Canberra: Australian Institute for Aboriginal Studies: plate 23, p. 63.