Pomona College, Clareiiiont, California 109 



Jciiifci iiicc'ssii Htls. Seaweed Limpet. Pig. 50. 

 j^ cm ca dS)iii Widd. Black Limpet. Fig. 5 L 

 Aontica (Lollia) tjic/ciiitni. Owl Limpet. Fig. 52. 

 .iciiicii'd pdh-iicea GId. Chalf Limpet. Fig. 53. 

 Tylodiiia fuiig'uia Gab. Fig. 54. 



G(idi)tia rctictilotd Shy. Netted Buttoii-slieil. Fig. 55. 

 CnicibiiluDi spiiiosiini Shy. Cup and Saucer Limpet. Fig. 56. 

 Crepiduhi dorsnta Brod. Wrinkled Slipper-shell. Fig. 57. 

 Crcpidiila aculctila (imel. Prickly Slipper-shell. Fig. 58. 

 Crepiduhi adiDicii Shy. Hodked Slipper-shell. Fig. 59. 

 Crt'pidiila iiiven Gould. White Slipper-shell. Fig. 60. 

 (hcpidiild onyx Sby. Onyx Slipper-shell. PI. II. Fig. 19. 

 Fissiircllti vohciui) R\e. \'olcano Shell. Fig. 62. 

 Fissiiridca uspcrci Lsch. Rough Key-hole Limpet. ¥\g. 63. 

 Fissitraidca viiir'niii Dali. White Key-hole Limpet. Fig. 64. 

 I.ucaphia crciiiilnlci Shy. Great Key-hole Limpet. Fig. 65. 

 Clypidc/lci ( Liiciipiiu'llii) cullioiiieirt/iiuita Cpr. Southern Key- 

 hole Limpet. Fig. 66. 



Mcycilcbcniiiii binidniliitus Dull. Spotted Key-hole Limpet. 



Fig- 67. 



Tunis (BdllixloiiKi ) ((irpciilcriiuni (iab. Carpenter Turret Shell. 

 Fig. 68. (Laguna Beach, Jahraus.) 



Traphon Ix'IrlicriHds. Belcher Trophon. Fig. 69. (Jahraus.) 



Tropliou Iridiujuldtus Cpr. Three-cornered Trophon. Dredged 

 oH Laguna Beach. Bean. Fig. 70. 



Austrdlium inidosus Wood. Wavy Topshell. Fig. 71. 



RuUdiid gouldidud Pish. Gold's Bubble-shell. Many collected 

 at Balboa much larger than the specimens shown. F"ig. 72. 



Humiuea vesicula Gld. White Bubble-shell. F1g. 73. 



Hdwiiud vircsifus Sby. Green Bubble-shell. F"ig. 74. 



C\ prdi'd spadiccd Gvcxy. \ut-brown Cowry. V\g. 75. 



Trivid idlifoniicd Gray. Little Coffee-bean. Fig. 76. 



Trivia solaiidri Gi-Tiy. Solander Trivia. F1g. 77. 



Erulo vilcl/iiui Hds. Veally Erato. Fig. 78. (Slightly en- 

 larged.) 



Erdto cullumbclld Mke. Dove Shell. Fig. 79. 



