374 MR. A. ADAMS ON JAPANESE MURICINZ. [Dec. 9, 
asperis, subdistantibus instructis, varicibus septem, transversim 
costato-spinosis et postice in spinas squamatas productis ; 
apertura ovata, postice integra, canali brevi, aperto, recurvato. 
Haé. Tsusaki. 
A small species, with angular spinose whorls, and with a short, 
open, recurved canal. 
8. Typuis, Montf. 
1. Typuis MontrortTi, A. Ad. 
T. testa ovato-fusiformi, sordide carnicolore ; spira producta ; 
anfractibus 6, gradatis, planis, postice acute angulatis, levibus, 
varicibus tribus crispatis, interstitiis tubulis productis, tubulo 
unico dorsali valde producto ; apertura circulari, tubulosa, peri- 
tremate acuto, integro, producto, subreflexo, canali valde pro- 
longato, recurvato, clauso; labro extus fimbriato. 
Hab. Gotto, 48 fathoms; Okino-Sima, on the sands. 
A beautiful little species, with an entire trumpet-like aperture, and 
with a single, long, tubular dorsal spine on the right side of the me- 
dian varix. 
2. Typuis sAponica, A. Ad. 
T. testa oblongo-ovata, sublevigata, castanea, spira elata, apice 
mammillato, quinquefariam varicosa, varicibus rotundis, funicu- 
latis, interstitiis tubulis pallidis, oblique truncatis, mediocribus 
instructis ; apertura ovata, integra, canali brevi, clauso, sub- 
recto. 
Hab. Uraga, 21 fathoms. 
This species is small, but very peculiar. It has rounded varices 
and rather short obliquely truncate tubes, which externally form 
pseudo-varices or rib-like ridges, extending down between the proper 
varices of the whorls. 
9. Trornon, Montf. 
1. TROPHON CLATHRATUM, Linn. 
Murex clathratus, L., Phil. Zeits. fir Malak. 1845, p. 78. 
Tritomum clathratum, Fabr. 
Buce. laciniatum, Martyn. 
Murex lamellosus, Gm. 
Fusus lamellosus, Gray. 
Murex foliaceus minor, Chem. 
Tritonium bamfii, Faby. 
Fusus bamffius, Donov. 
Murex multicostatus, Eschsch. 
Fusus scalariformis, Gould. 
Hab. Aniwa Bay, Saghaleen; Olga Bay ; Vladimir Bay. 
2. TropHon crassum, A. Ad. 
Murex crassus, A. Ad. Proc. Zool. Soc. 1851, p. 269. 
Hab. Hakodadi. 
