74 PROCEEDINGS OF THE ACADEMY OF [1895. 



Clavilithes (Papillina) dumosus Con., var. trapaquarus nov. var. PI. 8, fig. 1. 

 Fusus {Papillina) dumosus Harris, La. Exp. Sta., 1892. Rept. on the Hills of 

 La., p. 29. 



This is a heavier, more solid form than the typical dumosus; it has 

 about two more spines on the body whorl and has a smaller apex. 



Localities. — Brazos River, 1 mile below Milam- Burleson County 

 line; near McBee School-house, Cherokee Co.; Alum Bluff, Trinity 

 River, Houston Co.; 5 miles west of Crockett, Houston Co. ; Hurri- 

 cane Bayou, Marsters' Survey, near Crockett, Collier's Ferry, Bra- 

 zos River, Burleson Co. ; north of College, Crockett, Houston Co. ; 

 Dr. Collard's farm, Sparks Headright, Brazos Co. In Louisiana, 

 near Mt. Lebanon, Bienville Parish. 



Geological horizon. — Lower Claiborne Eocene. 



Type. — Texas State Museum. 



Genus CHRYSODOMUS. 

 Chrysodomus parbrazana nov. sp. PI. 7, fig. 9. 



Specific characterization. — General size and form as indicated by 

 the figure; whorls 6; spiral whorls smooth, with a faint subsutural 

 spiral line ; body whorl ornamented with the subsutural line and 

 about ten basal spiral lines ; outer lip sharp edged, lirate within. 



Locality. — Little Brazos River, near iron bridge, on Mosley's 

 Ferry road. 



Geological horizon. — Lower Claiborne Eocene. 



Type. — Texas State Museum. 



Genus ASTYRIS. 

 Astyris bastropensis nov. sp. PI. 8, fig. 2. 



Specific characterization. — General form and size as indicated by 

 the figure; whorls 10; 1, 2, 3 smooth and polished; 4 costate ; 

 5-9 smooth and polished, sometimes one spiral line at base of 8 and 

 9 ; body whorl smooth above the upper terminus of the aperture, 

 strongly striate below. 



The general outline of the shell is strikingly like that of Turricula 

 polita. 



Locality. — Smithville, Bastrop Co., Tex. 



Geological horizon. — Lower Claiborne Eocene. 



Type. — Texas State Museum. 



Genus MUREX. 

 Murex fusates nov. sp. PI. S, fig. 5. 



Specific characterization. — Size and general form as indicated by 

 the figure; whorls 8; 1, 2, 3, 4 smooth and polished, very small ; 



