259 
striolate, suture deeply impressed, body somewhat flat- 
tened above and angulated towards its lower part ; spire 
scarcely occupying one third of the shell, the apex 
obtuse ; mouth very large, roundish, lip united at right 
angles, throat chocolate brown. 0,33. Aberdeen, 
Weaxford, Sc. Very like the young of Rudis. 
L.Patuxa Jeffreys.-Semi-globose, rather solid, grey- 
chocolate colour with coarse and rather distant raised 
spiral strize ; whorls three ; the aperture occupying three 
fourths the length of the shell, peritreme white, throat 
glossy chocolate. 0,40. Hddystone Rock.* 
OposTomi1a Scataris Macg. Ab. p. 154.—Ovate- 
conical, hyaline white, whorls five, transparent, glossy, 
faintly striated, moderately convex; the suture spi- 
* Those who may adopt this genus (not considering 
its type the common periwinkle to be a typical Turbo 
and cousequently that if that genus must be again de- 
severed, the name atleast should be retained for the 
present group) must add to these species our Turbo 
Littoreus (L. VuteGaris Sow.) Petreeus. Rudis, Tene- 
brosus, Fabalis (the note has erroneously been appended 
at paye 167 to that species) and Neritoides. 
