216 PALAEONTOLOGY OF CALIFORNIA. 



NEPTUNEA, Bolt. N. (Tritonofusus) cretacea, Gabb. 



Neptunea [Tritonofusus) cretacea, Gabb ; Vol. 2, p. 146, pi. 26, fig. 24. 

 Tejon Group, Martinez. 



N. mucronata, Gabb. 



N. mucronata, Gabb; Vol. 2, p. 147, pi. 26, fig. 25. 

 Martinez Group, Martinez. 



? IS", supraplicata, Gabb. 



? N. supraplicata, Gabb; Vol. 1, p. 89, pi. 18, fig. 40. 

 Tejon Group, Clayton, and San Diego. 



? N. gracilis, Gabb. 

 N. gracilis, Gabb; Vol. 1, p. 90, pi. 18, fig. 42. 



N. curvirostris, Gabb. 



N. curvirostris, Gabb, Vol. 1, p. 88, pi. 18, fig. 37. 

 Chico Group, Cow Creek. 



PAL.EATRACTUS, Gabb. P. crassus, Gabb. 



P. crassus, Gabb; Vol. 2, p. 148, pi. 26, fig. 26. 

 Shasta(?) Group, Colusa County, near Sulphur Springs. 



ERIPACHYA, Gabb. E. ponderosa, Gabb. 



Neptunea ponderosa, Gabb; Vol. 1, p. 88, pi. 18, fig. 38. 

 Eripachya ponderosa, Gabb; Vol. 2, p. 149. 

 Chico Group, Tuscan Springs, Pence's. 



E. perforata, Gabb. 



Neptunea perforata, Gabb; Vol. 1, p. 89, pi. 13, fig. 89. 

 Eripachya perforata, Gabb; Vol. 2, p. 149. 

 Shasta Group, Cottonwood Creek. 



E. Hoffmannii, Gabb. 



Neptunea Hoffmannii, Gabb; Vol. 1, p. 90, pi. 18, fig. 41 

 Eripachya Hoffmannii, Gabb; Vol. 2, p. 149. 

 Shasta Group, Cottonwood Creek. 



