16 



the merycoidodontim: 



Oregon — Continued 



Grant County — Continued 



Camp Creek — Eporeodon leptacanthus 



Cottonwood Creek at Fossil Horse Beds — 

 Eforeodon leptacanthus, Promeryco- 

 chcerus sp., Ticholeptus obliquidens 



5-6 miles below Cottonwood — Eforeodon 

 longijrons, E. pacificus 



Great Canyon, opposite old Camp Wat- 

 son — Promerycochoerus leidyi 



Haystack Valley — Eporeodon condoni, E. 

 leptacanthus, E. longijrons, E. occiden- 

 talis, E. pacificus, E. parvus, Paroreodon 

 marshi, Promerycochoerus leidyi, P. 

 mars hi, P. sp. 



North Fork, 1 5 miles above mouth — Epo- 

 reodon leptacanthus, E. longijrons, E. 

 major, E. pacificus, E. trigonocephalus, 

 Promerycochoerus chelydra latidens, P. 

 curvidens 



Turtle Cove — Eporeodon bullatus, E. con- 

 doni, E. leptacanthus, E. longijrons, E. 

 major, E. occidentalis, E. pacificus, E. 

 parvus, E. trigonocephalus, Oreodon- 

 toides oregonensis, Promerycochoerus 

 lulli, P. microcephalus 



Malheur County 



28 miles south of Harper — Pronomothe- 

 rium sp., Metoreodon cf. M. projectus 

 Sucker Creek — Merychyus sp., Ticholep- 

 tus zygomaticus, T. sp. 



Wheeler County 



Bridge Creek — Eporeodon bullatus, E. 

 condoni, E. leptacanthus, E. longijrons 

 perbullatus, E. occidentalis, E. pacificus, 

 E. trigonocephalus, Promerycochoerus 

 chelydra, P. leidyi, P. macrostegus, P. 

 m. in flatus, P. super bus 



Clarno Bottom — -Eporeodon condoni, E. 

 pacificus, Oreodontoides oregonensis, 

 Promerycochoerus leidyi 



South Dakota 



Bennett County — Metoreodon projectus 



Custer County 



Near Hermosa — Cyclopidius (C) schu- 

 cherti 



Jones County 



White Clay Buttes — Eporeodon pacificus, 

 Promei-ycochoerus sp. 



South Dakota — Continued 



Pennington County 



Cain Creek — Merycoidodon culbertsonii 

 Corral Draw — Leptauchenia decora, L. sp. 



Shannon County 



American Horse Creek, Pine Ridge — 



Eporeodon major relictus 

 Crow Buttes — Eporeodon helence 

 Porcupine Butte — Merychyus delicatus, 



Merycochcerus matthewi 

 White Clay Creek — Leptauchenia nitida 

 Wounded Knee Creek — Merycoidodon 

 aflinis, Mesoreodon megalodon, Pro- 

 merycochoerus thomsoni 



Washabaugh County 



Eagle Nest Butte — Leptauchenia decora, 

 Promerycochoerus thomsoni 



Washington County 



Along White River — Eporeodon bullatus, 

 E. major, E. m. hybridus, E. sp., Lep- 

 tauchenia major, Merychyus sp., Mery- 

 cochcerus sp., Merycoidodon culbert- 

 sonii, M. gracilis, Mesoreodon sp. 



Near Kyle — Merychyus curtus, Promery- 

 cochoerus gregoryi 



Porcupine Creek — Promerycochoerus greg- 

 oryi, P. thomsoni, P. vantasselensis 

 pygmaeus 



Texas 



Coryell County 



Cowhouse Creek — Merycoidodon culbert- 

 sonii, M. gracilis 



Utah 



Uinta County 



Duchesne River — Protoreodon medius, P. 

 minor, P. sp. 



Green River — Protoreodon sp. 



Kennedy's Hole — Protoreodon minor 



Myton — Protoreodon minor 



White River — Hyomeryx breviceps, Pro- 

 toreodon paradoxicus, P. parvus, P. 

 pumilus 



Wyoming 



Albany County 



Near Laramie Peak — Merychyus arena- 

 rum, M. a. leptorhynchus 



