Show 47 13000 square miles as compared with Bonneville’s 19750 11500 square miles of this area belonged to the main body and 1500 ( approximately the same area as the present Great Salt Lake) to the Sevier body 14 The lake was naturally shallower and had larger islands during this Escalante and Snake epoch than during the Bonneville level rd of the Bays were completely dried up as was about narrower one-thi- present Sevier Desert region At this time water had also withdrawn from some of the smaller valleys Ogden ie Cedar Morgan three Rush Thousand Springs straits joining the peninsulas Of the the Sevier body great islands of the Main body with only the east one remained Bonneville epoch such as cedar became and Grouse Many Pilot Peak and Promontory smaller islands were joined to the mainthat had been submerged appeared as islands land many hills The most urominent of these were the volcanic buttes west of 4m Fillmore During the Bonneville era the lake had covered most of the mountain pass between Cache valley and the present lake the lake dropped to the Provo level water must have run east instead of west through the Bear river gate It is also possible that the main body basin During the 14 15 run-o- ff when Gilbert Lake Bonneville Ibid 128 134 |