CONCORDANCE. 297 



Neritina Europosa = N. fluviatilis. 



Temina pallidula — Lacuna pallidula ... T. Turtoniana, T. rufa — L. 



puteolus...T. variabilis (pi. 9, f. 1) — L. puteolus (from figure). 

 Turbo littoreus — Littorina littorea...T. sulcatus (pi. 9, f. 6) — L. 



rudis, var....T. rudis — L. rudis...T. tenebrosus — L. rudis, var. 



tenebrosa...T. petricola — L. Neritoides...T. striatula — Rissoa 



striatula (not from descr.). 

 Persephona rufilabris — Rissoa costata of Lamarck, probably (exotic) 



...P. Scotica — R?...P. Goodalliana — R. rufilabrum ?...P. calathiscus 



— R. calathiscus (exotic). ..P. punctata — R. Beanii 1...P. Zetlan- 

 dica — R. Zetlandica...P. Hutchinsiana R. — crenulata ?...P. brevis 



— R. striatula ? 



Epheria Bulweriana — Lacuna ? ?...E. vincta (? the E. Goodalli of 

 pi. 9, f. 3), E. quadrifasciata — L. vincta. 



Zacanthusa reticulata — Rissoa Beanii ?...Z. semicostata — R. striata 

 young (from syn. only). 



Lamarckia costata — Rissoa labiosa. 



Medoria Walkeri — Lacuna crassior...M. Danmoniensis — ?...M. 

 tenebrosa — Littorina rudis, var. tenebrosa (again, from synonyms). 



Margarites diaphana (pi. 9, f. 7) — Trochus (Margarita) Helicinus. 



Zeanoe nitida — Truncatella Montagui, probably (or exotic). 



Glaucothoe Montaguana — young of last from synonymy, not descrip- 

 tion ; Odostomia truncatula ? 



Eudora varians — Phasianella pullus. 



Balcis kevis — Eulima polita...B. testacea — E. subulata ?...B. arcuata 



— E. distorta 1 1 



Cyclostoma elegans — Cyclostoma elegans. 



Valvata Miilleri — V. cristata...V. fontinalis — V. piscinalis. 



Paludina vulgaris — P. Listeri (from synonyms, not description)... P. 



achatina — P. vivipara (from synonyms, not description). 

 Bithynia jaculator — B. tentaculata...B. Leachii — B. Leachii...B. 



inflata — 1 

 Fissurella Graeca — F. reticulata. 

 Cemoria Montaguana (pi. 10, f. 6) — Fissurella reticulata (young)... 



C. Flemingiana (pi. 101, f. 4, 5) — C. Noachina. 

 Emarginula vulgaris — E. reticulata. ..E. rosea — E. rosea. 

 Capulus Hungaricus — Pileopsis Hungaricus. 

 Mitella Sinensis — Calyptrsea Sinensis. 

 Patella vulgata — P. vulgata...P. parva — Acmsea virginea... P. Cle- 



landiana — A. testudinalis. 

 Patina lsevis and pellucida — Patella pellucida. 

 Lepidopleurus albus — Chiton albus ?...L. punctulatus (? as Chiton 



punctatus, pi. 10, f. 7=C. leevis), L. carinatus — Chiton ? 

 Acanthochsetes vulgaris (pi. 10, f. 8) — Chiton fascicularis. 



VOL. IV. Q Q 



