lO Bui^LETIN 2 (63 



PYRAMIMITRA. 



Pyrauiiinitra costafa YiQ.'^i. PI. 2, fig", ir. 



This form occurs at Jackson, Miss., Clark Co., Ala.,, and in 

 Texas. 



TEREBRIFUS US. 



Terebrificsus aiiKenus Q.o\i. PI. i, fig". 15. 



This species seems to var\' considerably and includes T. initlfi- 

 plicata H. C. Lea, T. gracilis Lea and Mifra eleo-ans H. C. Lea. 

 The specimen figured is from Wood's Bluff, Ala. 



FULGUR. 



Ful'Tur eocense noY. sp. PI. 3, fig's 7, 7^^. 



Shell oblong- fusiform aspire obtuse ; whorls seven, angul .ted - 

 whorls of the spire four in numb'^r and smooth, the others covered 

 with fine revolving st^dse ; periphery of the last three whorls 

 bounded by long^itudinal tubercles, sometimes a double line of 

 these appearing upon the upper whorls ; body whorl with three- 

 strong carinae, the one on the shoulder strongly tube-^culose ; one 

 varix showing" in all the specimens; suture impressed, linear ; out- 

 er lip internally denticulated and thickened ; inner lip bearing a 

 fold near base of aperture ; canal long, nearly straight, slightly 

 tortuous, bent upwards, finely striated to the extremit>^ 



Localities. — Matthews' and Gregg's Landings. Ala. 

 LEVIFUSUS. 

 Levifusus trabeaius Con., v^slv. PI- 4, fig- 6. 



This shell onl}^ differs from the tv^pe by being more spinose on 

 the peripheral carinse of the whorls and with the spiral lines more 

 prominent. The species ranges through the Eocene up to and in- 

 cluding the Jackson beds. 



Levifusus branneri ?xi.6. L. frabeafoides Harris a.re probabty var- 

 ieties of this protean species. At Tuscaloosa Landing, Ala., there 

 is a form which has a straight canal, with the outer lip thickened 

 and strongly dentate within, also with both peripheral lines tuber- 

 culate. At Hatchetigbee Bluff, Ala. , the Texas form occurs. 



Locality. — Figured specimen, Matthews' Landing, Ala. 



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