70 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



FIG. 



47. Gammarus locusta, among weeds. 



48. Melita palmata. 



49. Cheirocratus assimilis. 



50. Aora gracilis. 



51. Microprotopus maculatus. 



52. Podoceropsis excavata, outside bay. 



53. Amphithoe rubicata, among weeds. 



54. Podocerus falcatus, on Breakwater. 



55. Pleonexes gammaroides, in rock pools. 



56. Janissa capillata, on Breakwater. 



57. Erichthonius abditus. 



58. Siphoncecetes colletti. 



59. Corophium bonellii. 



60. Phtisica marina. 



61. Protella phasma, on Breakwater. 



62. Pariambus typicus, on Asterias rubens. 



63. Caprella linearis, on weeds, Hydroids, etc. 



64. Caprella acanthifera, on weeds, Hydroids, etc. 



Plate VI. 

 Key to the Chart, showing the distribution of the Mollusca. 



FIG. 



1. Anomia ephippium, common on stones. 



2. Pecten varius, small, under stones. 



3. Pecten opercidaris, off Castles and Bradda Head. 



4. Pecten maximus, small, off Castles. 



5. My tikis edulis, in crevices of rocks. 



6. Mytilus modiolus, small, in rock pools. 



7. Modiolaria disco rs, among Corallina in pools. 



8. Nucida nucleus, off Bradda. 



9. Pectunculus glycimeris, dead but fresh, off Castles. 



10. Montacuta ferruginosa, on Echinocardium, in sand. 



11. Lascea rubra, in empty shells of Balanus. 



12. Lucina borealis, dead but fresh, not common. 



