Stearns.] 22 [January 17, 



Co/ Marginella (Glabella) aur/lcincta Ste;irns. 



/ Shell small, solid, ovate-conic; spire cknatt'il, rouiKkMl at tho 



apex; whorls, five, suture indistinct, bein^ hiilden In' the enamel; 

 aperture narrow, linear, about half ihe lentil of the shell; outer lip 

 thickened, its internal edge moderately notched above and crenated 

 below; surface smooth, polished, white, with two revolving- aniber- 

 cr>lored Ijands; columella with tour prominent ])lieations. 



Measurement: lonjr.. .10. lat.. .0 7 inch. 



Habitat: Lon^r Key, on the west coast of Florida, where I oi)ta:ne(l 

 the sino-le (living) specimen described. k\\ I'xceedinu'Iy l)eautiful 

 shell, resembliuf;; in its iicneral tc'atures, coloi- ex(."i'])ted, my G. opa- 

 liiui, but less robust, with a more acute spire; the inttTual crenations 

 of the outer lip less prominent; the eolumellar plaits less conspicuous, 

 closer and more oblique. The color of the bands will (piite likely be 

 found to vary in difllerent individuals: in my solitai'v specimen the 

 bands are a lifrht. clear amber, colden when seen through the intensi- 

 fied liijht of a magnitier. sug-gesting the gilded striping on French 

 porcelain. 



Drillia ostrearum Ste;irns. 



Shell small, elongated, slender; spire elevated, sub-acute; whorls, 

 seven or ciiiht. concavely angulated above and moderately convex 

 bi'low; longitudinally sculptured with (l(]--2o) rounded i-ibs, incon- 

 spicuous on the angle, most prominent upon the extreme convex- 

 ity of the whorls, decreasing and l)ecominn- obsolete anteriorly; in- 

 tersections of sculpture nodidous; suture marked with a thread-like, 

 revolving rib; color, dingy yellow to purj)li>h black; aperture ovate, 

 narrow, about two-fifths the length (jf the shell; outer lip thin, with 

 a rounded, shallow notch near the suture; columella nearly straight, 

 canal short. 



Measurement: long., .G7, lat.. ."Jl inch, largest specimen; long., 

 .51. lat., .18 inch, smallest specimen; nuniUer of specimens, three. 



Habitat: Pine Key, Tampa Bay, west coast of Florida, where I 

 iuund them on bunches of oysters, in a sliallow pool overflowed 

 by the tides. The sculpture varies in prominence In diflereut 

 individuals. 

 Mangelia stellata Stearns. 



Shell small, fusiform, turrited, yellowish tinged, more or less 

 with reddish brown; number of whorls seven, angulated above; su- 

 ture distinct; sculptured with twelve to thirteen strong, smooth, 

 longitudinal ribs, whi<;h extend to the extremity of the basal volu- 



