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... Shell angular , longitudinally plaited and transversely stri- ate : lip toothed : mouth violet : beak straight , short . Inhabits China . Chemn , conch . 10. t . 160 , f . 1524 , 1525 . Corona . Shell fastigiate , with brown and ...
... Shell angular , longitudinally plaited and transversely stri- ate : lip toothed : mouth violet : beak straight , short . Inhabits China . Chemn , conch . 10. t . 160 , f . 1524 , 1525 . Corona Shell fastigiate , with brown and yellowish ...
... fastigiate venter . Another specimen from the same locality as Quinn's example ( UA loc . L18 ) , showing an ... shell . The umbilical shoulder is prominent , suban- gular , and the umbilical wall is nearly flat . No well- defined ...
... fastigiate venter . Another specimen from the same locality as Quinn's example ( UA loc . L18 ) , showing an ... shell . The umbilical shoulder is prominent , suban- gular , and the umbilical wall is nearly flat . No well- defined ...
... shell fragment bears a few long and short NMMNH intercalated P-68443 ribs. No (Fig. suture 60H) is from visible ... fastigiate. give rise Strong to weak, umbilical low, rounded, bullae slightly flexuous prorsiradiate primary ribs ...
... shell , of which I have examined very many individuals . The Bermuda shell was known to Say . He wrote a descrip ... fastigiate than even H. septemvolva Nob . , and there is no obvious calcareous deposit on the labium , as in that ...
... shell , of which I have examined very many individuals . The Bermuda shell was known to Say . He wrote a descrip ... fastigiate than even H. septemvolva Nob . , and there is no obvious calcareous deposit on the labium , as in that ...
... shell , of which I have examined very many individuals . The Bermuda shell was known to Say . He wrote a descrip ... fastigiate than even H. septemvolva Nob . , and there is no obvious calcareous deposit on the labium , as in that ...
... Shell ovate - elongate ; spire elevated , fastigiate , apex acuminate : whorls seven , flattened on the sides , posteriorly rather roundly angulate and gradate- subcanaliculate ; body - whorl a little exceeding half the total length of ...
... Shell ovate - elongate ; spire elevated , fastigiate , apex acuminate : whorls seven , flattened on the sides , posteriorly rather roundly angulate and gradate- subcanaliculate ; body - whorl a little exceeding half the total length of ...