INDEX 



151 



Jaws, g 



Jorunna Johnstoni, 83, 123 



Jovunna Johnstoni, Egg-ribbon, 



XXX. 



Jousseaumia, 80 



Kerry Slug. See Geomalacus. 

 Keyhole Limpets. See Fissurella 

 and Fissurellidae. 



Labial palps, 30 



Labium, 20 



Labrum, 20 



Lacuna, 63 



Lacuna pallidula, 87 



Lamellar ia, 93 



Lamellavia pevspicua, 123 



Lamellariidse, 69 



Lamellibranchia, 26 



Lampsilis, 88 



Lanistes, 18 



Lanistes Bolteniana, v. 



Larval forms, 93, 94 



Lasscea, 118 



Lateral teeth, 12 



Leioglossa, 42 



Leiopislha, 49 



Lepeta, 57 



Leptochiton benthus, 55 



Leptoconcha, 81 



Lepton, 80 



Lepton squamosum, 80, xv., xviii, 



Leucochroa, 105 



Libera, 91 



Life, duration of, 74 



Life, tenacity of, 75 



Ligament, 31 



L»»tf, 55, 122 



Lima cardiiformis, xviii. 



Li?»rt AzVms, 122 



L£wa subauriculata, xviii. 



Limacina antarctica, 61, xxvi. 



Limacina helicina, 61 



Limax, 106 



Limax : mandible, iii. 



Limax arborum, 120 



Limax maximus (Grey Slug), 12, 



xiii. 

 Limnaa, 10, 52, 53, 65, 90 



Limncsa Burnetii, 65 



Limticca Hookeri, 59 



Limncea involuta, 65 



Limncea palustris, xiii. 



Limncea per eger, 71, xiii. 



Limncea stagnalis, 114, xiii. 



Limncea stagnalis : mandible, iii. 



Limncea trmicatula, 79, 121, 144 



Limnseidas, 58 



Limnasidas on land, 59 



Limopsis aurita, xvii. 



Limpet. See Patella. 



Lines of growth, 5 



Liomesus, 63 



Liomesus Dalei, 90 



Lipocephala, 26 



Lithodomus, 54, 81, 133, 134 



Lithodomus lithophagus, xvii. , 

 xxxii. 



Lithophagus, 48 



Litiopa, 57 



Littorina (Periwinkle), 12, 53, 54, 

 57, 74, 87, 88, 104, 116 



Littorina arboricola, 59 



Littorina littorea (Common Peri- 

 winkle), x. 



Littorina muricata, 75 



Littorina obtusata, 87, 123 



Littorinidae, 53 



Lobiger, 135 



Lobiger Philippii, xii. 



Locomotion, 114-119 



Loligo, 42, 89, no 



Loligo Forbesi, xxv, 



Loligo vulgaris, xxi. 



Lorica, 14 



Lucina Pennsylvanica, xviii 



Lutraria oblonga, xix. 



Lyonsia, 63 



Lyonsia Norvegica, xx. 



Macoma, 57 



Macroschisma maxima, ix. 

 Mactra, 133 

 Mactra stultorum, xviii. 

 " Macgillivraya," 93, 94 

 ■ ' Macgillivrayia pelagica, ' ' 

 Magilus, 68, 80, xxviii. 



