PART III: TILLODONTIA—UNGULATA. 907 
PANTOSTYLOPIDZE. 
Pantostylopide AMBGHINO, 1901. 
GENERA AND SUBGENERA. 
Name, authority, and date. Type or included species, and localities. 
Entéiostylops AMEGHINO, 1901....... Entelostylops completus, E. incolumis, E. triparti- 
tus, E. cestillus, Patagonia. 
-Eostylops AMEGHINO, 1901.......... Eostylops diversidens, E. obliquatus, Patagonia. 
Microstylops AMEGHINO, 1901........ Microstylops clarus, Patagonia. 
Pantostylops AMEGHINO, 1901 ....... Pantostylops typus; P. incompletus, P. minutus, 
Patagonia. 
UNGULATA." 
AMBLYPODA. 
BATHYOPSIDZE. (See UINTATHERIIDZ. ) 
CORYPHODONTIDZE. 
Bathmodontid: Corr, 1873. Coryphodontide Mars, 1876. 
GENERA AND SUBGENERA. 
Name, authority, and date. Type or included species, and localities. 
Bathmodon Cork, 1872 ............. Bathmodon | radians (type), Bb. semicinctus, 
Evanston, Wyoming. 
Coryphodon Own, 1845............ Coryphodon eocenus, Essex, England. 
iBiclacodon, Corn, 1881. ...-.--.---.-. Ectacodon cinctus, Big Horn Basin, Wyoming. 
Loxolophodon Corz, 1872........... Bathmodon semicinctus, Evanston, Utah. (See 
Loxolophodon, under Uintatheriid:e, p. 908. ) 
Manteodon Cork, 1881.............- Manteodon subquadratus, Big Horn Basin, Wyo. 
Metalophodon Corr, 1873 ..--------- Metalophodon armatus, Black Buttes, Wyoming. 
PANTOLAMBDIDZE. 
Pantolambdidz Corr, 1883. 
GENERA AND SUBGENERA. 
Name, authority, and date. Type or included species, and localities. 
Guilielmofloweria AMEGHINO, 1901... Guilielmofloweria plicata, Patagonia. 
Pantolambda Corr, 1882............ Pantolambda bathmodon, New Mexico. 
Ricardolydekkeria AMEGHINO, 1901 .. Ricardolydekkeria prerupta, R. profunda, Pata- 
conia. 
PERIPTYCHIDAZE.:* 
FAMILIES AND SUBFAMILIES. 
Amnisonchinz OsBonN & EARLE, 1895. Periptychid: Corr, 1882. 
GENERA AND SUBGENERA. 
Name, authority, and date. Type or included species, and localities. 
Anisonchus Corr, 1881 ............- Mioclenus sectorius, New Mexico. 
Catgihieus COPE) Il S8Bb-l---------2--- Catathleus rhabdodon, New Mexico. 



a[Ray, “Syn. Meth. Anim., 1693,’’ fide AGasstz, Nomenclator Zool., p. 34, 1842]; 
Srorr, Prodromus Methodi Mamm., pp. 18, 29, 30, Tab. Gen., Tab. C, 1780. 
bOopE, Proc. Acad. Nat. Sci. Phila., 1875, p. 73, May 11, 1875; see also OsnoRN, 
Bull. Am. Mus. Nat. Hist., N. Y., X, p. 182, 1898. 
¢ This family is usually placed in the Condylarthra. It is here transferred to the 
Amblypoda on the authority of Osporn, Bull. Am. Mus. Nat. Hist., X, p. 181, 1898. 
