Paleontolog Y: C. Stock Eocene Amynodonts from Southern California by Chester Stock

GEOLOGY: C. STOCK NEW CREODONTA FROM THE SESPE UPPER EOCENE, CALIFORNIA By CHESTER STOCK

Paleontology: C. Stock Titanotheres from the Titus Canyon Formation, California

Introduction.-The Titus Canyon formation of Oligocene age, occurring in the Death Valley region of California, was described in a recent paper by Stock and Bode.' Brief mention was made at that time of the fossil mammals found in this formation. Among these, the titanotheres were the first to be discovered and moreover are known by the best preserved material. These types possess special intere...

PALEONTOLOGY: C. STOCK A TARSIID PRIMATE AND A MIXODECTID FROM THE POWA Y EOCENE, CALIFORNIA By CHESTER STOCK

Introduction.-Following the discovery and description of a titanotherel in the Poway sands of San Diego County, continued excavation in this important Eocene horizon has produced small lots of mammalian remains. One of these included specimens of a tarsiid primate and a mixodectid. Worthy of mention is the fact that the former represents a third member of the Tarsiidae to be discovered in the e...

Hyaenodontidae of the Upper Eocene of California.

Since the announcement' of the discovery of upper Eocene mammals in the Sespe deposits north of the Simi Valley, California, excavations have been continued in these beds, particularly at Locality 150 C.I.T. Vert. Pale., by field parties of the California Institute. Recently an opportunity has been afforded the writer to compare a number of the mammalian types found here with related forms know...

Investigation of Sardinella Sindensis (Day, 1878) Stock Status Using the Catch-Maximum Sustainable Yield Model in the Southern Waters of Iran (Persian Gulf and Oman Sea)

Among the various species of small pelagic fish, Sardinella sindensis (Day ,1878) has high economic and ecological importance and is one of the most important species exploited by fishermen. In recent years, the catch rate of this species has increased, and due to the limited data available on its stock in southern waters, it is not possible to use models based on the complementary data to asse...