[RoadTest]

"Skull discovery could fill origins gap"

The gap is bigger than you think.

[Dimensio]

How large is this gap, and how do you know this information?

[jennyp]

Which of the following are "just an old ape" and which are "just an old human"? Try it, it's fun!

Fossil hominid skulls. Some of the figures have been modified for ease of comparison
(only left-right mirroring or removal of a jawbone). (Images © 2000 Smithsonian Institution.)

• (A) Pan troglodytes, chimpanzee, modern
  
• (B) Australopithecus africanus, STS 5, 2.6 My
  
• (C) Australopithecus africanus, STS 71, 2.5 My
  
• (D) Homo habilis, KNM-ER 1813, 1.9 My
  
• (E) Homo habilis, OH24, 1.8 My
  
• (F) Homo rudolfensis, KNM-ER 1470, 1.8 My
  
• (G) Homo erectus, Dmanisi cranium D2700, 1.75 My
  
• (H) Homo ergaster (early H. erectus), KNM-ER 3733, 1.75 My
  
• (I) Homo heidelbergensis, "Rhodesia man", 300,000 - 125,000 y
  
• (J) Homo sapiens neanderthalensis, La Ferrassie 1, 70,000 y
  
• (K) Homo sapiens neanderthalensis, La Chappelle-aux-Saints, 60,000 y
  
• (L) Homo sapiens neanderthalensis, Le Moustier, 45,000 y
  
• (M) Homo sapiens sapiens, Cro-Magnon I, 30,000 y
  
• (N) Homo sapiens sapiens, modern

We know that A) is a modern chimpanzee and N) is a modern human. Your challenge is to fill in these blanks:

Fossil	Just an ape	Ape-like transitional	Human-like transitional	Just a human	Not related at all to apes or humans
B	[_]	[_]	[_]	[_]	[_]
C	[_]	[_]	[_]	[_]	[_]
D	[_]	[_]	[_]	[_]	[_]
E	[_]	[_]	[_]	[_]	[_]
F	[_]	[_]	[_]	[_]	[_]
G	[_]	[_]	[_]	[_]	[_]
H	[_]	[_]	[_]	[_]	[_]
I	[_]	[_]	[_]	[_]	[_]
J	[_]	[_]	[_]	[_]	[_]
K	[_]	[_]	[_]	[_]	[_]
L	[_]	[_]	[_]	[_]	[_]
M	[_]	[_]	[_]	[_]	[_]

The Responses So Far:

Person	B Australopithecus africanus	C Australopithecus africanus	D Homo habilis	E Homo habilis	F Homo rudolfensis	G Homo erectus	H Homo ergaster	I Homo heidelbergensis	J Homo sapiens neanderthalensis	K Homo sapiens neanderthalensis	L Homo sapiens sapiens (Cro-Magnon)
Mainstream scientists	ape-like	ape-like	ape-like, human-like	ape-like, human-like	human-like	human-like	human-like	human-like	human-like	human-like	human
editor-surveyor	ape	ape	ape	ape	ape	ape	ape	ape	human	human	human
Michael_Michaelangelo	ape	ape	ape	ape	ape	ape	ape	ape	human	human	human
MississippiMan							ape