61 
Var. e. Shell pale, with brown streaks and dots; from the island 
of Guimaras. 
CycLostoma concinnuM, nob., Thes. Conch. part 3. pl. 29. f. 223, 
224. Cycl. testé globoso-conicd, tenui, pellucidd, levi, albidd, 
viridi-fusco spiraliter lineatd, spird acuminatd, anfrdactibus quinis, 
rotundatis, ultimo maximo, ventricoso ; apertura circulari, peri- 
tremate reflexo, latere columellari subsinuato ; suturd distinctd ; 
umbilico parvo ; operculo tenui, corneo, spirali. 
Several varieties of this very pretty species have been brought 
by Mr. Cuming from the Philippine Islands ; they are as follows :-— 
Var. a. Shell with numerous brownish spiral lines. On leaves of 
trees at Jacna, isle of Bohol. 
Var. 6. Shell white, opake, with hyaline spiral lines and a brown 
band in front. Found on leaves of bushes at Misamis, island of 
Mindanao. 
Var. c. Shell like var. , but without the brown band. On leaves 
of trees, island of Camaguing. 
Var. d. Shell with broader brownish spiral lines. Found on leaves 
of bushes at Loon, island of Bohol. 
Var. e. With the spiral brownish bands subinterrupted. Found 
at Marabojoc, island of Bohol, on leaves of trees. 
Var. f. Shell pale brown, covered with a thin epidermis with his- 
pid spiral lines. Found on leaves of bushes at Loboe, island of Bohol. 
Cyctostoma aquitum, nob., Thes. Conch. part 3. pl. 27. f. 131. 
Cycl. testa suborbiculari, subdepressd, tenuiusculd, levi, fulves- 
cente-fusco, nonnunquam cingulo pallescente mediano ; spird brevi, 
acuminatiusculd, anfractibus quinis, subplanulatis, primis paulu- 
lim carinatis, ultimo maximo, rotundato ; aperturd circulari, ex- 
pansd, albicante vel fulvescente, peritremate subincrassato, reflexo, 
supra anfractum ultimum interrupto, latere umbilicali subsinuato ; 
umbilico magno. 
Found in the woods at Singapore under decayed leaves, by H. 
Cuming. 
CycLosToMA IRRoRATUM, nob., Thes. Conch. part 3. pl. 27. f. 134, 
135. Cyel. testé subgloboso-conicd, tenui, levi, pallescente, fusco- 
irroratd, plerumque cingulo mediano nigricante ; spird elevatius- 
culd, apice nigricante, obtuso ; anfractibus quinis, ventricosis, 
primim subcarinatis, deinde rotundatis ; suturd tenui; aperturd 
fere circulari, postice obsoleté subacuminatd, anfractu ultimo tenui- 
ter modificato, peritremate crassiusculo, rotundato-reflexo ; um- 
bilico mediocri. 
Numerous specimens of this species have been imported from 
China within the last few years. 
CycLosToMA suBSTRIATUM, nob., Thes. Conch. part 3. pl. 25. f. 95. 
Cycl. testd suborbiculari, depressd, crassiusculd, leviusculd, fus- 
cescente, spird brevissimd, submucronatd ; anfractibus quatuor, 
rotundatis, postice transversim striatis, striis ex suturd profundd 
radiantibus, antice levibus ; aperturd circulari, peritremate subin- 
