104 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4th Ser. 



EXPLANATION OF PLATE 4 

 All figures natural size 



Fig. 1. Melongena californica, new species. Type. Lower Miocene 

 of eastern San Luis Obispo County, California. 



Fig. 2. Siphonalia posoensis, new species. Type. Same locality as fig. 1. 



Fig. 3a. Agasoma oregonense, new species. T}rpe. 01igocene(?) of 

 northwestern Oregon. 



Fig. 3b. Agasoma oregonense, new species. Same locality as fig. 3a. 



Fig. 4. Turritella carrisaensis, new species. Type. Middle Miocene of 

 eastern San Luis Obispo County. 



Fig. 5a. Agasoma yaquinanum, new species. Type. Miocene of the 

 Oregon coast, four miles north of Yaquina Bay. 



Fig. Sb. The same. Same locality as fig. 5a. 



Fig. 6a. Chrysodomus kernensis, new species. Type. Lower Miocene 

 of Kern River, California. 



Fig. 6b. The same. Same locality as fig. 6a. 



Fig. 7. Argobuccinum dilleri, new species. Type. Miocene of the Ore- 

 gon coast, six miles north of Yaquina Bay. 



