Dakota IV.  A copious contribution with diagrams from Dr. WILLIAM H. CORBUSIER, assistant surgeon, United States Army, of signs obtained from the Ogalala Sioux at Pine Ridge Agency, Dakota Territory, during 1879-’80.

Dakota V. A report of Dr. W.J.  HOFFMAN, from observations among the Teton Dakotas while acting assistant surgeon, United States Army, and stationed at Grand River Agency, Dakota, during 1872-’73.

Dakota VI.  A list of signs obtained from PE-ZHI’ (Grass), chief of the Blackfoot Sioux; NA-ZU’-LA-TA[n]-KA (Big Head), chief of the Upper Yanktonais; and CE-TA[n]-KI[n]-YA[n] (Thunder Hawk), chief of the Uncpapas, Teton Dakotas, located at Standing Rock, Dakota Territory, while at Washington in June, 1880.

Dakota VII.  A list of signs obtained from SHUN-KU LU-TA (Red Dog), an Ogalala chief from the Red Cloud Agency, who visited Washington in company with a large delegation of Dakotas in June, 1880.

Dakota VIII.  A special list obtained from TA-TA[n]KA WA-KA[n] (Medicine Bull), and other members of a delegation of Lower Brule Dakotas, while at Washington during the winter of 1880-’81.

Hidatsa I. A list of signs obtained from TCE-CAQ’-A-DAQ-A-QIC (Lean Wolf), chief of the Hidatsa, located at Fort Berthold, Dakota Territory, while at Washington with a delegation of Sioux Indians, in June, 1880.

Mandan and Hidatsa I. A valuable and illustrated contribution from Dr. WASHINGTON MATTHEWS, assistant surgeon, United States Army, author of Ethnography and Philology of the Hidatsa Indians, Washington, 1877, &c., lately prepared from his notes and recollections of signs observed during his long service among the Mandan and Hidatsa Indians of the Upper Missouri.

Omaha I. A special list from Rev. J. OWEN DORSEY, lately missionary at Omaha Agency, Nebraska, from observations made by him at that agency in 1880.

Oto I. An elaborate list, with diagrams, from Dr. W.G.  BOTELER, United States Indian service, collected from the Otos at the Oto Agency, Nebraska, during 1879-’80.

Oto and Missouri I. A similar contribution by the same authority respecting the signs of the Otos and Missouris, of Nebraska, collected during the winter of 1879-’80, in the description of many of which he was joined by Miss KATIE BARNES.

Ponka I. A short list from Rev. J. OWEN DORSEY, obtained by him in 1880 from the Ponkas in Nebraska.

Ponka II.  A short list obtained at Washington from KHI-DHA-SK[)A], (White Eagle), and other chiefs, a delegation from Kansas in January, 1881.

IROQUOIAN.

Iroquois I. A list of signs contributed by the Hon. HORATIO HALE, author of “Philology” of the Wilkes Exploring Expedition, &c., now residing at Clinton, Ontario, Canada, obtained in June, 1880, from SAKAYENKWARATON (Disappearing Mist), familiarly known as John Smoke Johnson, chief of the Canadian division of the Six Nations, or Iroquois proper, now a very aged man, residing at Brantford, Canada.