2oi Dominican Fossils — Maury 37 



spirals; the canal is slightly produced and a trifle reflexed. 

 Length of shell 29, greatest width 18 mm. 



Locality. — (Exp'd '16) Zone E, Rio Gurabo at Los Que- 

 mados. 



Coyius symmetricus variety doming ensis Sowerby 

 Plate 4, Figure 10 



Conns Domingensis Sowerby, Quart. Jour. Geol. Soc. London, vol. 6, 



p. 45, 1849. 

 Conus Haitensis Gabb (in part), Trans. Amer. Phil. Soc, vol. 15, p. 



231, 1873. Not. C. haytensis Sowerby. 

 Conus Haitensis Guppy (in part), Quart. Jour. Geol. Soc. London, vol. 



32, p. 528, 1876. 

 Conus domingensis Dall, Trans. Wagner Inst. Sci., vol. 3. pt. 6, p. 



1583, 1903- 

 Conus domingensis Brown and Pilsbry, Proc. Acad. Nat. Sci., Phila., 

 p. 341, 1911. 



Gabb and Guppy united Sowerby' s C. domingensis with C. 

 symmetricus. A specimen of the former species loaned by Dr. 

 Dall from the National Museum shows it to be a flat-topped, 

 broader shouldered mutation of C. symmetricus. This elegantly 

 sculptured Cone is very common in Santo Domingo and is found 

 at Bowden and Gatun. 



Localities. — (Exp'd '16) Zones A, B, C, D, E, F, Rio Gur- 

 abo at Los Ouemados; Bluff 1, Cercado de Mao. 



Conus symmetricus variety semiobsoletus, n. var. 

 Plate 7, Figure 8 



Shell resembling C. symmetricus in form but larger and with 

 the granular spirals obsolete on the upper half of the body 

 whorl. Length 39, greatest width 24 mm. 



The specimens were collected by Professor Gabb in Santo 

 Domingo. 



Conus Sewalli,VL. sp. 

 Plate 5, Figure 3; Plate 6, Figure 3 



Shell rather large, sub-pyriform, spire short, acute; post- 



