2 
VARIETIES OF NASSA. 
Glans, Linn. Smooth at the sutures. Reeve, pl. 1, f. 5. 
Cuming, Philippines. 
Slightly coronated at the sutures. 
3 Similar in form, colour and marking to the two previous shells, 
~J Ot 
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10 
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18 
but irregularly tubercled at the sutures. N. intermedia, D’k’r. 
Body-whorl broader, paler, tubercles not much raised. 
Similar to the last, but much deeper canaliculate, nodules strong, 
Pure white, marbled with pale brown, apex purple, upper 
whorls costate, slightly tubercled. 
Translucent, passing into white varieties of N. rufula, Reeve, 
pl. 2, f. 14. (? Kien.) 
Reeve, pl. 2, f. 11. Port Jackson. 
Whorls less rounded, not coronated, apex dark purple. 
Narrow and elongated. Sandwich Islands. 
Spotted with white and brown at the sutures, showing an 
approach to the N. mutabilis, Linn. 
S. Archer, Surgeon Major, Singapore. 
Whorls flattened, sutures spotted, flamed with reddish brown, 
very similar in every respect to the elongated forms of N. 
mutabilis, Linn. 
Very closely related to the N. elegans, Kien., pl. 24, f. 97. 
(Not Reeve!) 
Broad and short, passing into N. rufula, Reeve, and N. spirata, 
A. Ad. 
Dark brownish yellow, upper whorls cancellated, coronated, 
passing into the N. hirta, Kien. 
Similar to the last, but strongly costate. N. suturalis, Lam. 
(variety of glans of all the old authors.) Mauritius. 
Strongly costate and coronated. Australia. 
With shorter, broader and rounder whorls, ribbed, resembling 
N. marginulata, Lam., in form. 
Similar in form, but much thicker, resembling N. hirta, Kien., 
on the one hand, and N. lievigata, Marr., on the other. 
