ATYS.—Puate I. 
Tur sotip Atys. Shell cylindrical, solid, white, closely | Bruaurere. Enc. Met. I. p. 374. 
spirally striated above and below, slightly umbi- | Hab. Philippines. H. Cuming. 
licated at each end, gibbous and subcarinated in | 
the middle ; aperture elongated, columella arched, | 
inner lip above the last whorl tortuous, cuneate 
at the end; outer lip angular at the middle. 
This rather thick shell bears the same relation to 
| Atys cylindrica that A. ovoidea bears to A. Naucum, 
and may possibly be a dwarf variety. 
