Pedicularia, Swainson. 



517 sicula, Swain. 

 Aporrhais, Da Costa. 



518 pes-pelecani, Lin. 



a. longispinosus, Norman. 



519 serresianus, Mich. 



520 a. Macandrese, Jeff. 



521 occidentalis, Beck. 

 Triforis, Linne. 



522 perversa, Lin. 



523 a. adversa, Montg. 

 Cerithium, Adanson. 



524 vulgatum, Brug. 



525 a. alucastrum, Brocc. 



526 b. gracile, Phil. 



527 c. seminudum, B. D. & D. 



528 d. repandum, Monts. 



529 e. longissimum, B. D. & D. 



530 f. citrinum, Monts. 



531 g. inscriptum, Monts. 



532 h. pulchellum, Phil. 



533 i. melanium, B. D. & D. 

 533* j. hirtum, B. D. & D. 



534 rupestre, Risso. 



535 a. lividulum, Risso. 



536 b. plicatum, B. D. & D. 



537 conicum, Blainv. 



538 a. minor, Monts. 

 538* b. fusca, Monts. 



539 Cumingii, Sow. P. 

 Bittium, Leach. 



540 reticulatum, Da Costa. 



541 a. scabrum, Olivi. 



542 b. Latreillei, Payr. 



543 c. paludosum, B. D. & D. 



544 d. jadartinum, Brus. 



545 e - exiguum, Monts. 

 f. album, Norman. 



546 submamillatum, Rayn. = pusillum, Jeff 



547 lacteum, Phil. 



548 a. tessellatum, B. D. & D. 



549 Greenii, Adams. 



550 nigrum, Totten. 

 Lovenella, G. O. Sars. 



551 metula, Lovdn. 

 Laeocochlis, Dunk & Metz. 



552 Macandreae, H. Ad. vix = granosa,Wood 

 Cerithiopsis, Forbes & Han. 



553 tubercularis, Montg. 



554 # minima, Brus, 



Cerithiopsis, Forbes & Han. continued. 



555 scalaris, Monts. 



556 bilineata, Homes. 



557 rugulosa Sow. = metaxae, Del. Ch. 



558 diadema, Wats. 



559 acuminata, Monts. 



560 horrida, Jeff. 



561 Jeffreysii, Wats. = pulchella, Jeff. 



562 fayalensis, Wats. = corona, Wats. 



563 atalaya, Wats. M. 



564 tiara, Wats. 

 564* Clarkii, F. & H. 

 564** exarata, Monts. 



565 costulata, Moll. 

 Trichotropis, Brod. & Sow. 



566 borealis, Brod & Sow. 



567 a. conica, Moll. 



568 b. acuminata, Jeff. 



569 Krb'yeri, Phil. 



570 insignis, Midd. P. 



571 cancellata, Hinds. P. 



572 bicarinata, Brod & Sow. P. 

 Torellia, Jeffreys. 



573 vestita, Jeff. 

 Siliquaria, Lamarck. 



574 anguina, Lin. 

 Vermetus, Adanson. 



575 gigas, Biv. 



576 triqueter, Biv. 



577 lumbricalis, Gmel. 



578 cristatus, Biondi. 



a. albina. 



579 glomeratus, Lin. = subcancellatus, Brus. 



580 selectus, Monts. 



581 sejnisurrectus, Biv. 

 Mesalia, Gray. 



582 brevialis, Lamk. 



583 reticulata, Migh. & Ad. = Turr. lactea, 



Moll. 



Turritella, Lamarck. 



584 terebra, Lin. = communis, Risso. 



585 a. gracilis, Jeff. 



b. nivea, Jeff. 



586 incrassata, J. Sow. = triplicata, Brocc. 



587 decipiens, Monts. 



588 tricarinata, Brocc. 



589 erosa, Couth. = polaris, Beck. 

 Turritellopsis, G. O. Sars. 



590 acicula, Stimp. 



