8 BULLETIN 87, UNITED STATES NATIONAL MUSEUM. 



5^ inches long, and slender, being 1-| to J inches in diameter. In the 

 upper Blue River caves the cobs are of 12 rows. Xo grains were 

 found. In the Johnson caves, middle Blue Eiver, the cobs are of 10 

 rows and from 3 to 7|- inches long, in the upper cave, and in the lower 

 cave, which had never been entered hj white people previous to this 

 exploration, the 12 cobs obtained there are 5 of 10, 6 of 12, and 1 of 16 

 rows, measuring 4f to 6^ inches in length and f to 1^ inches diameter. 

 From a cave near Silver City, New Mexico (Cat. No. 58180, U.S.N.M., 

 collector H. H. Eusby), the specimen is of 10 rows, the cob slender 

 and 4 inches long. From Beaver Creek, near Camp Verde, Arizona, 

 corncobs (Cat. No. 88403, U.S.N.M., collected by A. R. Marvine) are 

 of 8 and 10 rows. 



The corn of the ancient Tarahumares secured by James Mooney 

 from a cave near Aguas Calientes, southwestern Chihuahua, (Cat. 

 No. 209381, U.S.N.M.), is of 8 and 10 rows, with red and mottled 

 orange or yellow rugose grains deeply set in the septae of the cob. 

 The ears are 4 to 5 inches long and the cob f inch in diameter. 



From Wukoki (Black Falls) ruin on the Little Colorado River, 

 Arizona, Dr. J. "Walter Fewkes collected 6 corncobs, 3 each of 8 and 

 10 rows. (Cat. No. 270391, U.S.N.M.) One ear of 8-rowed corn in 

 a charred state was removed from Kawaiokuh ruin, Jettyto Valley, 

 northeastern Arizona, by the writer. Seven cobs from the cliff ruins 

 of Canyon Del Muerto, northeastern Arizona, from the collection of 

 the Museum of the Brooklyn Institute (Cat. No. 250292, U.S.N.M.), 

 show 2 of 10, 4 of 12, and 1 of 14 rows. They are 4^ to 6^ inches 

 long and uniformly | inch in diameter. Eight ears from this col- 

 lection show 1 of 8, 2 of 10, 4 of 12, and 1 of 16 rows. The colors 

 are faded red, yellow, and black. Some of the ears have small trans- 

 lucent grains, and some of the grains of the mature corn are dented. 

 From Cliff Palace, Mesa Verde, southern Colorado, Dr. J. Walter 

 Fewkes collected 10 cobs, 3 of which are 12 and 7 of 10 rows. The 

 ears are ^ to 5 inches long and | to 1 inch diameter. (Cat. No. 

 257467, U.S.N.M.) From Spruce-tree House, Mesa Verde, the cobs, 

 numbering 10, show great variety, being 2 of 10, 5 of 12, and 1 each 

 of 8, 14, and 16 rows. The cobs measure 4 to 5| inches long and | 

 to 1 inch in diameter. One well-preserved ear comes from Wickiup 

 Canyon, San Juan County, Utah, collected by A. C. Jessup. (Cat. 

 No. 237845, U.S.N.M.) It is 8-rowed, with small, smooth, yellow, 

 flinty grains. The ear is 4 inches long and 1^ inches in diameter. 

 The Mesa Verde corn is 8, 10, and 12 rowed. (Cat. No. 255196, 

 U.S.N.M., W. L. Shear collector; three specimens.) 



Four specimens of cobs from a cavate lodge near Santa Clara, New 

 Mexico (Cat. No. 234781, U.S.N.M., collected by Mrs. M. C. Steven- 

 son), are 12, 14, and 16 rowed, 5 inches long and 1 inch in diameter. 

 One cob has been dressed down for use and another has a feather and 



