Alphabetical Listing of Species within this Taxa Group:
species     Littorina aleutica T4028575
species     Littorina arcana T4028582
species     Littorina brevicula T4033059
species     Littorina compressa T4028589
species     Littorina fabalis T4028590
species     Littorina horikawai T4033060
species     Littorina kasatka T4033061
species     Littorina keenae T4033062
species     Littorina littorea T4012605
species     Littorina mandshurica T4033063
species     Littorina natica T4028611
species     Littorina obtusata T4028613
species     Littorina plena T4033064
species     Littorina scutulata T4033065
species     Littorina sitkana T4028617
species     Littorina squalida T4033066
species     Littorina subrotundata T4033067