PAGE 



No. 18. Notes on Echinoids from the Tertiary of California, by E. 



W. Pack 275 



No. 19. Pavo calif ornicus, a Fossil Peacock from the Quaternay 



Asphalt Beds of Rancho La Brea, by Loye Holmes Miller.... 285 



No. 20. The Skull and Dentition of an Extinct Cat, closely allied to 



Felix atrox Leidy, by John C. Merriam 291 



No. 21. Teratornis, a New Avian Genus from Kancho La Brea, by 



Loye Holmes Miller 305 



No. 22. The Occurrence of Strepsicerine Antelopes in the Tertiary 



of Northwestern Nevada 319 



No. 23. Benitoite. its Paragenesis and Mode of Occurrence, by George 

 Davis Louderback, with Chemical Analysis by Walter C. 

 Blasdale 331 



No. 24. The Skull and Dentition of a Primitive Ichthyosaurian from 



the Middle Triassic, by John C. Merriam 381 



No. 25. New Mammalia from Eancho La Brea, by John" C. Merriam.... 391 



No. 26. An Aplodont Rodent from the Tertiary of Nevada, by Eustace 



L. Furlong 397 



No. 27. Evesthes jordani, a Primitive Flounder from the Miocene of 



California, by James Zacchaeus Gilbert 405 



No. 28. The Probable Tertiary Land Connection between Asia and 



North America, by Adolph Knopf 413 



No. 29. Eodent Fauna of the Late Tertiary Beds at Virgin Valley 



and Thousand Creek, Nevada, by Louise Kellogg 421 



No. 30. Wading Birds from the Quaternary Asphalt Beds of Rancho 



La Brea, by Loye Holmes Miller 439 



Index - 449 



