470 Transactions. 
rest, sometimes 7 on penultimate, 16 spirals on body-whorl ; spirals lowly 
convex, interstices varying in width, seldom linear, usually subequal to 
ribs, widening near beak. Axial ribs numerous and irregular in brephic 
Lyria zelandica n. sp. (Plate 49, fig. 7.) 
reduced in size on base and curving round from vertical to horizontal 
direction on fasciole, projecting slightly at upper suture on all whorls 
as very low blunt points. i 
growth-lines. Suture impressed, slightly sloping, and rapidly undulating. 
Spire conie, of almost straight outlines, half height of aperture. Aperture 
oblique, long and rather narrow, widest medially, the two sides approxi- 
plaits on lower half and numerous fine ridges above these. Plaits not very 
oblique, tending to become quite horizontal or even curving upwards on 
, emergence on inner lip; centre plait a little the strongest. 
o spiral or other sculpture except for 
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