56 THE MOLLUSCA OF DORSETSHIRE. 
Order SCUTIBRANCHIATA. 
A. RHIPIDOGLOSSA. 
NERITIDA. 
NERITINA, Lamarck, 1809. 
Restricted chiefly to the fresh-water of warm regions. 
219. N. fluviatilis, (Z.) 
Pulteney, p. 57, pl. 16, f. 17, 18. 
Slow rivers. 
Generally distributed. 
Dorchester, River Frome (very large size), E. R. Sykes. 
Spettisbury River, Stour. 
Chamberlaynes River, Bere Regis, J. C. M.-P. 
TURBINIDE. 
PHASIANELLA, Lamarck, 1804. 
. P. pulla (Z.) Turbo pullus, Z. 
This beautifully coloured shell is distributed abundantly 
round the coast, usually taken in the Laminarian zone. 
Lyme Regis, J. W. Cundall. 
Weymouth, Damon; abundant, £. R. Sykes. 
Shore between Studland and South Haven, Kimmeridge Bay 
(dredged), very plentiful, J. C. M.-P. 
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TROCHIDA. 
MONODONTA, Lamarck, 1801. 
. M. lineata (Da Costa). Turbo lineatus, Da Costa. 
Pulteney, p. 48, pl. 17, f. 3, 7. 
A littoral shell found between tide-marks and very common 
on the coast. Da Costa cites it as a Dorsetshire shell. 
Portland and rocks south-west corner of the island, W. 
Thompson. 
Lulworth Cove, Jf. G. Stuart. 
Kimmeridge Bay rocks, lower tide-marks, plentiful in the 
Laminarian zone, J. C. M.-P. 
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