PLATE LIX. 



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Miocene of Duplin 

 N. Mus., xviii., p. 40, 



Actwon inyakkanus Dall ; Pliocene marl of Myakka River, Florida; alt. 8.0 



mm. ; Proc. U. S. Nat. Mus., xviii., p. 24, 1895. 

 Tercbra chipolana Dall ; Chipola Oligocene ; alt. 12.0 mm. ; op. cit., p. 39, 1895. 

 ActcBon fusuhis Dall; Chipola Oligocene; alt. 7.5 mm.; op. cit., p. 23, 1895. 

 Atys obscurata Dall; Chipola Oligocene; alt. 4.0 mm.; op. cit., p. 30, 1895. 

 Posterior and anterior plates of Chiton Burnsii Dall ; from Pliocene marl of 



Shell Creek, Florida; lat. of posterior valve 8.5, of anterior valve 7.7 mm. 

 The same. 

 Tcrebra {Oxymeris) dislocata Say var. indenta Dall; 



County, North Carolina ; alt. 28.0 mm. ; Proc. U. S. 



1895. 

 Tornatina incisula Dall; Chipola Oligocene; alt. 5.5 mm.; op. cit., p. 25, 1895. 

 Retusa chipolana Dall ; Chipola Oligocene ; alt. 5.5 mm. ; op. cit., p. 28, 1895. 

 Scaphander Langdoni Dall ; Chipola Oligocene ; alt. 13.0 mm. ; op. cit., p. 28, 



1895. 

 Actcson chipolanus Dall; Chipola Oligocene; alt. 6.3 mm.; op. cit., p. 23, 1895. 

 Cylichnella Gabbi Dall; Pliocene marl of the Caloosahatchie, Florida; alt. 4.75 



mm. ; op. cit., p. 27, 1895. 

 Terebra {Oxymeris) bipartita Sowerby var. spirifera Dall; Oligocene of St. 



Domingo ; alt. 30.0 mm. ; op. cit., p. 38, 1895. 

 Atys (Acrostemma) salina Dall; Eocene of Louisiana; alt. 4.5 mm.; op. cit., 



p. 29, 1895. 

 Atys {Acrostemma) gracilis Dall; Chipola Oligocene; alt. 5.0 mm.; op. cit., 



p. 29, 1895. 

 Haminea pompholyx Dall; Chipola Oligocene; alt. 6.5 mm.; op. cit., p. 32, 1895. 

 Retusa {Cylichnina) quercinensis Dall; Oak Grove sands; alt. 2.5 mm.; op. 



cit., p. 31, 1895. 

 Tornatina myrmecoon Dall ; Miocene of Duplin County, North Carolina ; alt. 



6.0 mm. ; op. cit., p. 25, 1895. 

 Terebra {Oxymeris) amitra Dall; Oligocene of St. Domingo; alt. 9.5 mm.; 



op. cit., p. 39, 1895. 

 Retusa {Cylichnina) decapitata Dall; Chipola Oligocene; alt. 5.25 mm.; op. 



cit., p. 30, 1895. 

 Retusa {Cylichnina) duplinensis Dall; Miocene of Duplin County, North Caro- 

 lina; alt. 6.7s mm.; op. cit., p. 31, 1895. 

 Tornatina persimilis Dall ; Chipola Oligocene ; alt. 3.0 mm. ; op. cit., p. 26, 1895. 

 Micromelo {Abderospira) chipolana Dall; Chipola Oligocene; alt. 4.5 mm.; 



op. cit., p. 32, 1895. 

 Atys (edemata Dall; Chipola Oligocene; alt. 4.5 mm.; op. cit., p. 28, 1895. 

 Retusa {Cylichnina) microtrema Dall; Miocene of Duplin County, North 



Carolina; alt. 3.2 mm.; op. cit., p. 31, 1895. 

 Turritella alcida Dall ; uppermost Oligocene of Oak Grove, Florida ; alt. 8.5 



mm. ; op. cit., p. 23, 1895. 

 Terebra {Oxymeris) Langdoni Dall; Chipola Oligocene; alt. 20.0 mm.; op. 



cit., p. 39, 1895. 

 Terebra {Oxymeris) bipartita Sowerby var. cirrus Dall; Oligocene of St. 



Domingo ; alt. 25.0 mm. ; op. cit., p. 38, 1895. 

 Terebra {Oxymeris) bipartita Sowerby var. oligomitra Dall; Oligocene of St. 



Domingo ; alt. 38.0 mm. ; op. cit., p. 38, 1895. 

 Terebra {Hastula) haitensis Dall ; Oligocene of St. Domingo ; alt. 62.0 mm. ; 



op. cit., p. 35, 1895. 

 Terebra Gabbi Dall, adolescent specimen, showing nepionic sculpture gradually 



becoming obsolete with the increasing rotundity of the whorls ; Oligocene 



of St. Domingo ; alt. 70.0 mm. ; op. cit., p. 34, 1895. This is T. robusta 



Gabb, 1873, not of Hinds, 1843. 



1632 • 



