279 
22. TripHoris cineuLaTus, A. Adams. T. testd elongato-pyra- 
midali, cinered ; anfractibus sexdecim ad octodecim, spiraliter tri- 
cingulatis, cinguld mediand minore, interstitiis carinarum longitu- 
dinaliter valde striatis. 
Hab. Red Sea (Riippell). Mus. Cuming. 
An ashy-grey species, with three smooth keels on each whorl, and 
the interstices strongly striated: somewhat similar to the 7’. corru- 
gatus of Hinds. 
23. TripHoris LABiaTus, A. Adams. T. testd subulato-pyrami- 
dali, nigro-fuscd, in medio tumidd, spird apice obtuso ; anfractibus 
10, planulatis, triseriatim granuloso-carinatis, suturis concavo- 
impressis ; labro reflexo, dilatato, albido ; canali brevi, subrecurvo. 
Hab. Sydney, under stones, low water (Mr. Strange). Mus. 
Cuming. 
A small, nearly black shell, with the outer lip dirty white or pale 
fuscous. , 
24. Mesauia srriata, A. Adams. WM. testd subulato-turritd, 
Sulvd ; anfractibus 10-12, plunulatis, superioribus longitudinaliter 
plicatis, inferioribus levibus, transversim striatis, striis impres- 
sis, subdistantibus ; anfractu ultimo subangulato ; aperturd ovali, 
labio subplanulato, antice subreflexo ; labro acuto, integro. 
Hab. Philippines. Mus. Cuming. 
25. Mesaxia pecussaTa, A. Adams. WM. testd subulato-turrité, 
in medio subcylindraced, pallide rubro-fuscd; anfractibus novem, 
convexiusculis, plicis longitudinalibus confertis, et sulcis impressis, 
transversis, decussatim ornatis ; aperturd semiovali, labio subcal- 
loso, antice subreflexo, integro ; labro incrassato, margine integro. 
Hab. Masbate, Philippines. Mus. Cuming. 
26. RissoOINA SEMIGLABRATA, A. Adams. R. testd subulato- 
pyramidali, albd, solidd, nitidd ; anfractibus conveaiusculis, supre- 
mis transversim striatis, inferioribus glabratis; aperturd semiovali, 
antice subcanaliculatd, labio incrassato; labro dilatato, crasso, 
intus tuberculis parvis instructo, margine subreflexo. 
Hab. Deleguete, isle of Zebu, found under stones, low water. 
Mus. Cuming. 
A species having very much the aspect of a Zulima. In this spe- 
cies there are two tubercles on the inner surface of the outer lip. 
27. Rissorna Evuimoipes, A. Adams. R. testd subulato-pyra- 
midali, albd, solidd, nitidd ; anfractibus planiusculis, suturis im- 
pressis ; aperturd semiovali, anticé subcanaliculatd, labio levigato, 
subincrassato ; labro margine crasso, in medio dilatato, intus 
tuberculo minuto instructo. 
Hab. Island of Capul, on coral reefs in sand, at low water. Mus. 
Cuming. 
A small polished Eulima-like species, with a single small tubercle 
on the inner surface of the outer lip. 
