104 



NEW YORK STATE MUSEUM 



Lacuna, 14 6 . 



divaricata, 14". 



pertusa, 14*. 



vincta, 14 6 . 

 Laevicardium mortoni, see Cardinal 



(Laevicardium) mortoni. 

 Lamellaria, o 6 . 



glabra, g\ 



pellucida, 9". 

 Lamellariidae, 9 s . 

 Lampsilis, 8o G . 



alatus, 84 s . 



anodontoides, S2 1 . 



borealis, 82 s . 



cariosus, 80 9 , 81 2 . 



ellipsiformis, 83 s . 



gracilis, 84°. 



iris, 83 s . 



laevissimus, 84 7 . 



leptodon, 84 s . 



ligamentinus, 82°. 



luteolus, 81 6 . 



var. rosaceus, 81 8 , 82 1 . 



multiradiatus, 81 6 . 



nasutus, 83 2 . 



ochraceus, 8i*. 



parvus, 84 1 . 



radiatus, 82 s . 



rectus, 82 s , 83 1 . 



siliquoides, 8l 6 . 



subrostratus, 83*. 



ventricosus, 80 7 . 

 Leda, gouldi, 94 s . 



limatula, 94 s . 



sapotilla, 95 1 . 



thraciaeformis, 95 s . 

 Leucochila armifera, 45 s . 



contracta, 45*. 



corticaria, 44 T . 



fallax, 41 7 . 



rupicola, 45*. 

 Limacidae, 47*. 

 Limax, 47*. 



agrestis, 48 7 . 



campestris, 49 1 . 



flavus, 47*. 



maximus, 47 2 . 

 Limnaea ampla, 52 s . 



appressa, 51 9 . 



auricularia, 52*. 



Limnaea caperata, 55*. 



catascopium, 55 1 . 



columella, 52 5 . 



desidiosa, 54 s . 



elodes, 54 1 . 



var. catascopium, 55*. 



emarginata, 54 s . 



fragilis, 53 s . 



gracilis, 56 s . 



humilis, 56 2 . 



jugularis, 51 8 . 



linsleyi, 56 s . 



megasoma, 52*, 53 1 . 



pallida, 55 s , 56 1 . 



palustris, 53 s . 



reflexa, 53'. 

 umbrosa, S3 6 . 



stagnalis, 51 s , 52 1 . 



umbilicata, 55 s . 



umbrosa, 53 7 . 



See also Lymnaea. 

 Limnaeidae, 51 8 . 

 Limnaeinae, 51 8 . 

 Limnea, see Limnaea. 

 Limnophysa catascopium, 55 s . 



desidiosa, 54 s . 



elodes, 54 2 . 



emarginata, 54'. 



humilis, 56*. 



pallida, 56 1 . 



palustris, 54 1 . 



reflexa, 53". 



umbilicata, 55". 



umbrosa, 53 s . 

 Lioplax, 24 7 . 



subcarinata, 24 7 . 



subcarinatus, 24 s . 

 Lithoglyphinae, 22 1 . 

 Littorina, 13 8 . 



irrorata, 13 8 . 



littoralis, 14 5 . 



littorea, 14 4 . 



palliata, 14 4 . 



rudis, 14 1 . 

 obligata, 14 2 . 

 tenebrosa, 14 8 . 



tenebrosa, 14*. 

 Littorinidae, 13'. 

 Loliginidae, 3*. 



