A. 
XII. 
SOUL: 
MAY. 
DEN 2 
XVI 
XVII. 
XVIII. 
XIX. 
XX. 
XXI. 
Fic. 
. Skulls from Hlinois 
_ Skull from Burlington county, New Jersey 
_ Skull from Riverview cemetery, Trenton, New Jersey 
ihe tanning (Kansas) skull .-~..-.-----------2205--ret ere ose c 
. Skulls from Florida 
_ The North Osprey (Florida) femur and tibia 
_ The South Osprey (Florida) skeleton 
_ Section of the layers at the locality o! 
. Antero-posterior arcs of plcailstmos GeandimOs 0-5 = lena aon = 
Antero-posterior arcs of skulls no. 4402, Davenport Academy of 
ILLUSTRATIONS 
The Calaveras (California) skull as it was in 1902 
Osseous remains in process of silicification, found at South Osprey, 
“5g RS, te SES ES ee ei a 
Sule from Gilder mound ....--------------42-----t err rtrr rn 
eraiiatrom Gilder mound -..---.<-=--2-+------=-2--=5 07 ster 
Skulls with low foreheads (Davenport Academy of Sciences ) 
Mound-builder skulls (Davenport Academy of Sciences) ----------- 
Skull from mound in North Dakota (U. S. National Museum no. 
on B05) cto ele te a ee ole eee ee rea 
Skull of Piegan from Montana (U. 8. National Museum no. 243673) - 
Skull irom mound near Browning, Schuyler county, Illinois (U.S. 
ManonaleMiuseum no. 136778). ---=---22-----77F25-- 75st 5 
Skulls with low foreheads, from Illinois and Nevada. ..------------ 
Skulls with low foreheads, from Golifigrmin es. so es 4-5 Sees ee 
Skull from Santa Cruz island, California (U. 8. National Museum 
st, DERIOBIT) ce es Ae a 
Skulls with low foreheads, from California and Wisconsin - -------- 
Skull from mound in Orange county, Indiana (U.S. National Mu- 
syncing Dae Sa Ns SRS a 
Geological formations concerned in human history ----------------- 
The Natchez pelvic bone (after Nerdy Na. Seach Aes ee 
Cave skull, Calaveras county, California; side view----------------- 
Remnant of the skull of the ‘‘Hombre del Pefion”’ (after Barcena, in 
Front view of two of the Bremen chameecephals ------------------- 
Side and top views of one of the Bremen chamecephals- ----------- 
. Comparison of the nasion-opisthion arcs, geometrically constructed, 
of the Lansing skull and three modern Indian crania..---------- 
Sketch map of Osprey and WACMIGY, So te eee ee sy re oe 
. Section of deposits showing position of the Osprey epablile ee ecioc 
oneredine at Couth: Osprey --.--=---<----2<---27 ont 
Sciences, and no. 6 @ulderumoumd ssa er a Asses sea aan Saree 
’ ’ 
. Antero-posterior ‘arcs of skulls no. 4402, Davenport Academy of 
Sciences, and no. 8, Gilder TICLE ics 2 = a Ra Oe oes 
. Antero-posterior arcs of skulls no. 242982, U. 8. National Museum, 
Pete Grider mound: =. -----------=2--2 2-5-2 e toe 
. Antero-posterior arcs of skulls no. 242982, U. 5. National Museum, 
rence Gilder mound: -.2-~---=--25---~-=--<"2-5-*-*" "7a 
