268 MANGILIA. 
M. rusirorMis, Reeve. PI. 23, fig. 2. 
Yellowish white, stained or interruptedly fasciated with orange- 
brown. Length, 15 mill. . 
Philippines, coarse sand, 10 fms. (Cuming). 
M.tyrica, Reeve. PI. 24, fig. 21. 
Whorls not shouldered ; lightly longitudinally ribbed, crossed 
by revolving elevated striz; light brown, indistinctly banded 
with orange-brown. Length, 11 mill. 
Philippines. 
Lightly ribbed, and more attenuated towards the base than 
the allied forms. 
M. turrRicuLa, Reeve. PI. 24, fig. 23. 
Sutures deep; shoulder very narrow; whorls rather flat; 
whitish, sometimes with a central brown band, with fine brown 
revolving lines, invisible except with a lens. Length, 12 mill. 
Philippines, Mauritius. 
M. Biconor, Reeve. PI. 26, fig. 65. 
Interstices of the ribs very finely transversely striated ; whitish 
above, but most of the body-whorl lead-color. 
Length, 11 mill. 
Darnley Isl., N. Australia (Brazier) ; 
Philippines (Cuming ). 
The coloring has probably faded from chocolate. 
M. picITALIs, Reeve. Pl. 27, fig. 24. 
Shell solid, granosely cancellated, yellowish white, with narrow 
brown sutural and peripheral bands. Length, 7 mill. 
Hab. unknown (Reeve) ; Solomon Js. (EK. A. Smith). 
M. rriticea, Kiener. PI. 25, fig. 51; Pl. 21, fig. 14. 
Longitudinal ribs oblique, transverse striz very fine but 
distinct, inner and outer lips both corrugated; whitish, with a 
broad central brown band on the back of the body-whorl, which 
when the shell is worn appears as a spot. Length, 10 mill. 
Indian Ocean (Kiener) ; Polynesia (Pease). 
Pease changed J. triticea, Reeve, to angiostoma, believing the 
species distinct from the Indian Ocean form described and 
figured under the name of triticea by Kiener. I cannot detect 
distinguishing characters, however; moreover Kiener’s locality 
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