108 
Lucina gibba Gray, 100. 
Lucina Lamothei Dautzenberg, nov. sp., 100, pl. HI, 
fig- 50, 51,192,153, 54. 
Lucina pecten Lamarck, 100. 
— pisum Reeve, 101. 
subfragilis Dautzenberg, 90. 
Lutraria elongata Gray, 08. 
— lutraria Linné, 98. 
Lutricularia tenuis Montagu, 104. 
Macoma cumana O.-G. Costa, 103. 
Mactra Cumingiana Petit, 97. 
—  Cumingit Deshayes, 97. 
—  glabrata Linné, 96, 97. 
—  Largillierti Philippi, 97 
—  nitida Spengler, 07. 
—  Sauliæ Gray, 97. 
— senegalensis Philippi, 97. 
— striatella Lemarck, 97. 
Mangilia mediofasciata von Maltzan, 14. 
—  Merlini Dautzenberg, 14. 
—  Pontyi Dautzenberg, 14. 
— senegalensis von Maltzan, 14. 
Marginella amazona Bavay, nov.sp., 10. 
20. 
— ambigua Bavay, nov. sp., 22, pl. I, fig. 21,22. 
Marginella amygdala Kiener, 21, 
— annulata Reeve, 21. 
Marginella aurata Bavay, nov. sp.. 26, pl. I, fig. 33, 34. 
Marginella Bavayi Dautzenberg, 19. 
—  benguelensis Jousseaume, 25. 
—  bifasciata Lamarck, 18. 
Marginella bivittata Bavay, nov. sp., 23, pl. 1, fig. 291124: 
Marginella capensis Dunker, 23. 
— carneola Petit, 26. 
—  Chudeaui Dautzenberg, 23, 25. 
—  cingulata Dillwyn, 23. 
—  clandestina Brocchi, 27. 
— Cleryi Petit, 18. 
Marginella columnella Bavay, nov. sp., 26, pl.l,fig. 31, 
32. 
Marginella cornea Lamarck, 23. 
— Cumingiana Petit, 19. 
Marginella deliciosia Bavay, nov. sp., 21, pl. 1, fig. 25, 20. 
Marginella faba Linné, 18. 
Marginella gemmula Bavay, nov. sp., 20, pl. 1, fig. 17,18. 
Marginella glabella Linné, 18. 
— _ gloriosa Jousseaume, 19. 
Marginella Gruveli Bavay, nov. sp., 24,25, pl. I, fig. 20, 
30. 
var concolor,nov. var., 25. 
— var. albina, nov. var., 25. 
Marginella helmatina Tryon (non Rang), 10. 
— irrorata Menke, 18. 
—  Keppeli Sykes, 19. 
— limbata Lamarck, 18. 
—  Lucani Jousseaume, 19. 
—  marginata Born, 21. 
—  miliaria Linné, 25. 
minusculina Locard, 27. 
pl. 1, -fig. 10, 
ANNALES DE L'INSTITUT OCÉANOGRAPHIQUE 
Marginella monilis Linné, 21. 
—  occulta Monterosato, 27. 
—  olivæformis Kiener, 21. 
— ory£a Lamarck, 24, 25. 
Marginella pallata Bavay, nov. sp., 24, pl. I, fig. 27, 28. 
Marginella persicula Linné, 23. 
—  pseudofaba Sowerby, 18. 
Mathilda elegans de Folin, 44, 68. 
—  quadricarinata Brocchi, 44. 
Melania aurita Müller, 45. 
—  tuberculata Müller, 45. 
Meretrix Belcheri Sowerby, 90. 
— striata Gray, 90. 
— tumens Gmelin, go. 
Mesalia brevialis Lamarck, 44. 
Mitra carinata Swainson, 28. 
— _fusca Swainson, 28. 
—  Gambiana A. Adams, 28. 
—  Hamillei Petit, 27. 
Mitra senegalensis Reeve, 27, 28. 
—  striclecostata von Maltzan, 28. 
Modiola elegans Gray, 85. 
—  lulat (Adanson) Dautzenberg, 85. 
Modiolaria barbatella Cantraine, 86. 
Modulus ambiguus Dautzenberg, 42. 
Monodonta fulgurata Philippi, 75. 
Murex angularis Lamarck, 37. 
—  cornutus Linné, 36. 
var. tumulosa Sowerby, 36. 
—  decussatus Gmelin, 36. 
— fasciatus Sowerby, 36. 
—  Gubbi Reeve, 36. 
—  hoplites P. Fischer, 37. 
— lyratus A. Adams, 37. 
—  neritoideus Linné, 30. 
— osseus Recve, 36. 
—  quadrifrons Lamarck, 37. 
—  tumulosus Sowerby, 36. 
—  turbinatus Lamarck, 37. 
— varius Sowerby, 37. 
Mytilus afer Gmelin, 84, 85. 
—  africanus van Beneden, 86. 
—  atropurpureus (Dunker) Reeve, 85. 
— _pictus Born, 84, 85. 
—  senegalensis Lamarck, 85. 
— tenwistriatus Dunker, 85. 
var. lœævis Dautzenberg, 85. 
Nassa argentea Marrat, 31. 
—  costulata Renier, 32. 
Ferussaci Payraudeau, 32. 
Nassa Fischeri Dautzenberg, nov. sp., 31, pl. 1, fig. 37, 
38. 
var. fuscescens Dautzenberg, 32. 
Nassa Gallandiana P. Fischer, 33. 
—  glabrata Sowerby, 30. 
—  incrassata Strôm, 31. 
—  miga (Adanson) Bruguière, 31. 
—  Mülleri von Maltzan, 31: 
—  obliqua Kiener, 30. 
