BY JOHN BRAZIER, C.M.Z.S. 587 



Length 58 mill. ; cliam 28 mill. 



Hah. Nehone Bay, North West' Coast of New Caledonia. 



This new and interesting species is quite distinct from any- 

 other form found in New Caledonia, the aperture is not earshaped 

 and is destitute of any denticulaf ion on the columella ; it was found 

 in an old deserted native village named Bonebondia, by my 

 kinsman Mr. George Joseph Rossiter, this year, while selecting 

 land for a plantation. This part of the island is quite new to 

 the collector in all branches ; I express my thanks to the finder 

 for his liberality in sending me eight splendid examples. 



On the Nomenclature and Distribution of the Genus 



Pythia, Bolton. 



By James C. Cox, M.D. 



The genus Pythia was established \>y Bolton in 1798 in a 

 Catalogue of his private Museum, edited by Roding. 



The family Auriculacea of Blainville, of which Pythia is one 

 of the genera, bears date 1824. The Auriculidce are, says 

 Pfeiffer, " a family of Mollusca, which breathe the external air by 

 lung-like organs, and have no operculum, and are distinguished 

 from the other families of Pulmonata by the following characters : 



"The Animal is hermaphrodite; its head terminates in an 

 obtuse, somewhat fringed snout ; tentacles two, rather cylindrical 

 which cannot be retracted like those of Helicidce ; eyes situated 

 near the inner base of the tentacles ; mantle thin with the margin 

 thickened ; foot elongated, bearing on its middle the spiral part 

 of the body." 



" Shell spiral, variously shaped; pillar generally plaited in all 

 ages ; body of the penultimate whorl usually toothed or plaited ; 



