148 CATALOGUE OF THE MOLLUSCA 
When fresh, the shell is usually striated between the ribs on 
the lower portion, a character that has been overlooked in de- 
scriptions. 
4, RK. rnconspicua, Alder. 
Rissoa inconspicua, Ald. in Ann. Nat. Hist. xiii. 323, t. 8, 
5b Oh Cp 
On corallines from deepish water at Cullercoats, rather rare. 
Whitburn.—U/7. R. Howse. 
5. R. punotura, Mont. 
Turbo punctura, Mont. Test. Brit. 320, t. 12, f 5. 
On corallines from ten to twenty fathoms water, and in shell- 
sand ; frequent. 
6. R. semistRiaTa, Mont. 
Turbo semistriatus, Mont. Test. Brit. Supp. 136. 
Not uncommon in shell-sand, and occasionally found alive at 
the roots of corallines from the fishing boats. 
7. R. wrerrvuptra, Adams. 
Turbo interruptus, Mont. Test. Brit. 329, t. 20, f. 8. 
On small sea-weeds in pools between tide-marks, abundant. 
The shell is common in sand. 
8. R. crnernuus, Wont. 
Turbo cingillus, Mont. Test. Brit. 328, t. 12, f. 7. 
In shell-sand, rare. 
9. R. untrascrata, Wont. 
Turbo unifasciatus, Mont. Test. Brit. 327. 
Rissoa fulva, Mich. Desc. du Rissoa 15, f. 17, 18. 
Among sea-weeds, between tide-marks, at Whitley, rare.— 
Sf Jaks Ji 
10. R. utvm, Penn. 
Turbo ulve, Mont. Test. Brit. 318. 
In muddy estuaries, common. Holy Island, Budle Bay, Jar- 
row Slake, mouth of the Tees, dc. 
11. R. vewrrosa, Mont. 
Turbo ventrosus, Mont. Test. Brit. 317, t. 12, f. 13. 
From sand and sea-weeds at Cullercoats, very rare. 
The Rissoa pulla, Brown Conch. Illust. 13, t. 8, f 25, “found 
on the sands at Holy Island,” we have not been able to make 
out ; from the figure it appears to be a distortion. 
