TUGALIA. 
Species 5. (Fig. a, b, Mus. Sowerby.) 
TuGALIA CINEREA. Tug. test@ oblonga, angustd, ovata, 
pallidé fulva, tenuiter decussatd, anticé subatte- 
nuatd, margine antico sinuato ; costellis posticé et 
ad latera subdistantibus et imbricatis, anticé te- 
nuibus. 
THE cinEREOUS TuUGALIA. Shell oblong, narrow, ovate, 
pale fawn, finely decussated; anteriorly subatte- 
nuated ; anterior margin sinuated; riblets rather 
distant and imbricated behind and at the sides, 
fine in front. 
Goutp. United States Expedition. 
Tugalia intermedia. Reeve. 
Hab. 2 

The hinder ribs are distant and imbricated. 

Species 6. (Mus. Cuming in Brit.) 
Tucatia DecussaTA. Tug. test parvd, ovatd, equaliter 
decussatd, dorso subcarinato, intis sulcato, margine 
antico vix sinuato. 
THe pecussaTED TuGaLtA. Shell small, ovate, equally 
decussated, back with a slight keel sulcated 
within; anterior margin scarcely sinuated. 

Arruur ADAMS. 
Hab. 
Proc. Zool, Soc., 1851. 
Philippines. H. Cuming. 
More oval than Tug. carinata, and the keel not 
nearly so pronounced. 

Species 7. (Mus. Cuming in Brit.) 
Tueatta crcatrosa. Tug. testd oblonga, ovato-subqua- 
dratd, alba, ad dorsum depressé, costellis radian- 
tibus posticé crassis distantibus, anticé crebris, et 
strus concentricis subdistantibus cancellata ; apice 
depresso, concavo, quasi-cicatroso ; 
radiatim carinata. 
THe cicatrizep Tuaauta. Shell oblong, ovate-sub- 
quadrate, white, depressed at the back, cancellated 
with radiating riblets thick and distant behind, 
close in front, and concentric, rather distant con- 
centric strie ; apex depressed, concave, as it were 
cicatrized; anterior area radiately keeled. 
Artuur Apams. Proce. Zool. Soc., 1851. 
Hab. Philippine Islands. 
area anticd 
H. Cuming. 
A very pretty depressed species, appearing more 
cancellated than the others; with a very curious kind 
of cicatrized appearance at the apex. 
