I 



GASTEROPODA. 117 



Trochus strigosus, J. Lycett, Supp. Mon. Moll. Gt. Ool. etc. 

 (1863), pi. xlv, f. 12, p. 29. W. H. Hudleston, G. M. dec. H, 



II (188.5), pi. iii, f. 3, 3 a, 4, p. 124. Combrash; Scarborough. 

 Leckenby Collection. 



T. subglaber, W. H. Hudleston, G. M. dec. 3, ii (188.5), pi. iii, 

 f. 6, 6 a, p. 12.5. Cornbrash; Scarborough. Leckenby Col- 

 lection. 



T. tollotianus, v. Trochus cancellatus. 



T. zlziphinus, Linnaeus. T. concavus, J. Sowerby, Min. Conch. 



III (1821), pi. cclxxii, f. 1, p. 127. Coralline Crag ; Orford, 

 Suffolk. 



T. Bp. or var., W. tf. Hudleston, G. M. dec. 3, ii (1885), p. 126 

 (footnote). Gornbraslt ; Scarborough. Leckenby Collection. 



Trophon craticulatus, Fabricius, S. V. Wood, Crag Mollusca 

 III (1872), pi. iii, f. 1 a, b, p. 2.5. Bridlington Crag; Brid- 

 lington. Leckenby Collection. 



T. sabini, Hancock, S. V. Wood, Crag Mollusca, in (1872), pi. ii, 

 f. 1.5 c, p. 23. Bridlington Crag; Bridlington. Leckenby 

 Collection. 



T. Bcalariformis, Gould, S. V. Wood, Crag Mollusca, iii (1872), 

 jjI. iii, f. 10 a, b, p. 26. Bridlington Crag; Bridlington. 

 Leckenby Collection. This specimen cannot be found. 



T. ventricosus ? (Gray), S. V. Wood, Crag Mollusca, in (1872), 



pi. iii, f. 4, p. 22. Bridlington Crag ; Bridlington. Leckenby 



Collection. 

 Turbo burtonensis, J. Lycett, Supp. Mon. Moll. Gt. Ool. etc. 



(1863), pi. xlv, f. 1.5, p. 100. Forest Marble; Burton Bradstock. 



Walton Collection. The specimen does not agree with the 



figure. 

 T. crebrifitria, v. Cyclonema crebristria. 

 T. depauperatus (Morris and Lycett), J. Lycett, Supp. Mon. M(j1I. 



Gt. Ool. etc. (1863), pi. xlv, f. 13, p. 99. Ftrrest Marble; Laycock. 



Walton Collection. 

 T. (Delphinula)funiculatU8, Phillips, varieties W. H. Hudleston, 



G. M. dec. 3, n (1885), pi. ii, f. 7, 8, p. .54. Fig. 7, Dogger; 



Blue Wyke. Fig. 8, Cornbrash ; Scarborough. Leckenby Collec 



tion. 



