M I 1 l! 



No additional Bpecim< Dfl liavr been obtained and l;< 6V -ii-pects 

 it to l>e :i variety of A. tnnntti/i*. 



A. -i i \i i < .ould. 



shell small, eloogate-ovate, thin, -t rau-cnlnrrd, polished ab 

 with a sulisutural engraved line, In-low encircled with |niii' 

 stri;e, whorls 4, tabulated, the last tlmM-fourths the length of the 

 shell. Apex obtuse. Aperture slightly exceeding half the 

 shell's length, ear-shaped, acute behind, well rounded in front ; col- 

 uniella conspicuously twisted. Alt. 4, diain. 'J mill. ((Hd.'). 



( 'hi nn tie<is (Stiin: 



Acta'on secede GLD., Proc. Bost. Soc. N. H. vii, p. 141 ; Otia 

 Conch., p. 113. 



A. MINUTUS Petterd. 



Shell minute, ovate, white, shining, pellucid. Spire small. 

 Whorls 4, flattened. Apex mamillate. Transversely .-triate with 

 fine waved strirc, and faintly longitudinally striate. Aperture long, 

 narrow, expanded at base ; columellar fold conspicuous ; outer lip 

 a little thickened. Alt. 2, diam. 1 mill. (Pet.). 



Forneaux Group, Bass Straits (R. M. Johnson). 



Tornatella minuta PETTERD, Journ. of Conch., Leeds, ii, p. 105, 

 1879. 



A. AUSTRINUS Watson. PI. 20, figs. 24, 25, 26. 



Shell small, thin, ovate, strongly striated, with a high conical 

 spire, blunt tip, and tumid body-whorl. Sculpture: Longitudinals 

 the lines of growth are very faint and somewhat markedly oblique. 



Spirals the whole surface is scored with strong equal furrows which 

 are about half the breadth of the interstices ; these furrow an- not 

 stippled, but are delicately and regularly cut across on the lin* 

 growth by fine threads ; there are about 20 of these furrows on the 

 body and about 9 on the penultimate whorl. Colour poivellaimus, 

 with a glossy surface. Spire rather high, conical, sulealar. 

 Apex rather large, blunt and flattened, with a very slight inversion 

 of the extreme tip. Whorls nearly 5, very little onm-x ; the last 

 is rather large and somewhat tumid. Suture rather oblique, .-linht, 

 scarcely impressed. Mouth oval, pointed above, a littl* 1 oblique in 

 its direction. Outer lip sharp and thin, with its edge crenulau d ly 

 the sculptural spirals ; in direction it is straight above, \\cll curved 

 on the base, where it is very slightly emaririuato. Inner lip: very 

 11 



