MELVILL AND STANDEN : SHELLS FROM LIFU. 3II 



colour is a purer white. The size is about the same. (evpvTijws, 

 honoured, excellent). 



Euchelus favosus sp. nov. (PI. XL, fig. 74). 



E. testa conica, perforata, scruposa, Candida, apice depresso, 

 planato, anfractibus quatuor, apud suturas profundi canali- 

 culars, penultiuw et antepenultimo transversi/n bicarinatis, 

 ultimo anfractu sex-carinato (inclusa spirali carina circa 

 umbilicum), carinis lo/igitudi/ialibus tin's inter se functis, 

 interstitiis alveolatis, vel favosis, carinis elegantissime acute 

 crenulatis, umbilico angusto, apertura rotunda, labro extus 

 scruposo, intus planato, margine shut columellari. 



Long., 3, Lat. 2 mill. 



Very small, but most beautiful in sculpture. Pure white, 

 four whorled, including the depressed apex ; sutures deeply 

 canaliculate, the second and third whorls twice, the last six 

 times keeled, including the spiral keel round the umbilicus, 

 these keels are longitudinally joined by stout lirse, the interstices 

 being honeycombed ; the carinas are most elegantly sharply 

 crenulate all round ; the mouth is round, outer lip rough with 

 the edges of the keels, within smooth. Four specimens. 

 (favosus, honeycombed). 



Leucorhynchia tricarinata sp. nov. (PL XL, fig. 75). 



L. testa perdepressa, albida, nitida, obtecte wnbilicata, apice 

 planato, anfractibus tribus circa suturas spiraliter crenelli- 

 feris, Icevissimis, apud peripheriam ultimi anfractus tricari- 

 natis, media carina fort issi ma, interstitiis carinarum sulcatis, 

 ultimo apud basim circa callositatem peristomalem crenellifero, 

 apertura circulari, peristomate cotumellarem apud margincm 

 calloso, linguifero, prominente, regionem umbilicarem supra 

 impendeute, callositate ipsa sicut in typica L. caledonica. 

 Alt., 1, Diam. 3 mill. 

 A third species of Leucorhynchia Crosse, which genus we 



think sufficiently distinct from Teinostoma Ad., although M. 



Paul Fischer and Mr. Pilsbry hold a contrary opinion. From 



the type L. Caledonica Crosse, it differs in the tricarinate peri- 



