MARYLAND GEOLOGICAL SURVEY 185 



Fusm parilis Conrad, 1842, Proc. Nat. Inst., Bull, ii, pp. ISo, 18.5 (?), 187. 



Fusus parilis Conrad, 1861, Fossils of the Medial Tertiary, No. 4, p. 8.5, pi. xlix, 



fig. 5. 

 Nept'imea parilis Conrad, 1863, Proc. Acad. Nat. Scl. Phila., vol. xiv, p. 560. 

 Neptunea parilis Meek, 1864, Miocene Check List, Smith. Misc. Coll. (183), p. 22. 

 Buccinofusus parilis Conr&&, 1868, Amer. Jour. Conch., vol. iii, p. 264. 

 Buccinofusm parilis Tryon, 1881, Manual of Concbology, vol. iii, p. 47, pi. xxviii, 



fi<j. 40. 

 Buccinofusus parilis Cossm.a.ni\, 1901, Essais de Paleoconcb. Comp., vol. iv, p. o3, 



pi. 1, fig. 10. 



Description. — " Fusiform, elongated, with longitudinal ribs or undula- 

 tions, and rather distant revolving subacute ribs, between which are 6 or 7 

 fine, minutely crenulated or wrinkled stride ; beak produced and slightly- 

 reflected." Conrad, 1832. 



Length, 112 mm.; diameter, 57 mm. 



Occim-ence. — St. Mary's Formation. St. Mary's Eiver, Cove Point. 



Collections. — Maryland Geological Survey, Wagner Free Institute of 

 Science, Cornell University, Philadelphia Academy of Natural Sciences, 

 U. S. National Museum. 



Genus SIPHONALIA Adams. 



SiPHONALiA DEVEXA (Conrad). 



Plate XLVII, Figs. 5, 6. 



? Fusus parilis Conrad, 1842, Proc. Nat. Inst., Bull, ii, p. 185. 



Fusus devexas Conv2iA, 1843, Proc. Acad. Nat. Sci. Phila., vol. i, p. 309. 



Fusus devexus Conrad, 1861, Fossils of the Medial Tertiary, No. 4, p. 86, pi. xlix, 



fig. 8. 

 N'eptunea devexa Conrad, 1863, Proc. Acad. Nat. Sci. Phila., vol. xiv, p. 560. 

 Neptunea devexa Meek, 1864, Miocene Check List, Smith. Misc. Coll. (183), p. 22. 

 Fusus devexus Harris, 1893, Amer. Jour. Sci., ser. iii, vol. xiv, p. 24. 



Description. — " Fusiform, with obtuse longitudinal ribs, obsolete near 

 the upper margin where the whorls are somewhat contracted ; ribs on the 

 body whorl disappear just beloAv the angle ; above which the whorl is flat- 

 tened, wide and profoundly declining; surface with robust, prominent 

 and fine intermediate spiral lines : aperture more than half the length of 

 the shell : beak sinuous. Length, two inches." Conrad, 1843. 



Length, 85 mm. ; diameter, 38 mm. 



Occurrence.— Choptank Formation. Jones Wharf, Pawpaw Point. 

 Calvert Formation. Plum Point. 



Collections. — Maryland Geological Survey, U. S. National Museum, 

 Philadelphia Academy of Natural Sciences, Cornell University. 



