HOLLAND AND PETERSON: OSTEOLOGY OF THE CHALICOTHEROIDEA. 405 
obtained by the Carnegie Museum, are also figured on the same page, in order to show 
some of the more distinctive characters of Moropus elatus. The paper gives a brief 
survey of the osteology of the genus and concludes by referring it to the Perissodactyla. 
1908. 
Houuanp, W. J.—“ A New Species of the Genus Moropus.” Science, N. 8., Vol. XXVIII, 
pp. 809-810. 
Moropus petersoni is briefly characterized and compared with Moropus elatus. 
Piuerim, Guy E.—Records of the Geological Survey of India, Vol. X XVII, p. 156. 
Macrotherium naricum sp. nov. is described from the Tertiary of Baluchistan. 
BarBour, Erwin H.—Nebraska Geological Survey, Publication III, Part II, p. 1. 
Moropus cooki sp. nov. is described. 
1909, 
Barzsour, Erwin H.—Nebraska Geological Survey, Publication III, p. 217. 
Moropus parvus is named and described. 
1910. 
Grecory, W. K.—“ The Orders of Mammals.” Bull. Amer. Mus. Nat. Hist., Vol. XX VII, 
pp. v+524. 
-On pp. 397-400 Dr. Gregory epitomizes what is known as to the Chalicotheroidea 
and states that the view of Osborn and Peterson that the Chalicotheres are an aberrant 
family of the Perissodactyls is apparently justified. 
Piterim, Guy E.—“ Notices of New Mammalian Genera and Species from the Tertiaries of 
India.’ Records of the Geological Survey of India, Vol. 40, pp. 634-640. 
The genus Phyllotillon is erected for the reception of Macrotheriwm naricum Pilgrim. 
1911. 
Merriam, J. C.—“ Tertiary Mammal Beds of Virgin Valley and Thousand Creek, North- 
western Nevada.” University of California Publications, Bulletin of the Department 
of Geology, Vol. VI, 1911, pp. 267-271. 
A number of fragments of teeth and footbones of the Chalicotheres are referred to 
Moropus, and the correlation of the strata of the Virgin Valley with the Lower Harrison 
Beds is suggested. 
ScHLOSsER, Max—“ Grundztige der Paldontologie.’’ Zittel. Second and Revised Edition, 
edited by Schlosser. 
Abth. II, p. 467, Schlosser makes the Chalicotheruide the Fifth Family of the Peris- 
sodactyla, and modifies certain statements made in the First Edition by Zittel in the 
light of later information. 
