WORMS. TESTACEA. 79. Trochus. 475 
Mauritiae Shell pyramidal, white varied with reddifh and green: 
anus e 
whorls fpinous, with an obtufe lower margin: pillar 
emarginate, plaited. ; 
Lister, tab. 625. Gualt. teft. tab, 61. D. F. 
Bonan. recr. & Muf. Kirch. 3. fig. 90. 
Chemn. conch. 5, tab. 163. fig. 1547, 1548. 
Inhabits the iflands Bourbon and Mauritius: whorls 10—12. 
Fenestratus Shell white, pyramidal: whorls of the fpire longitudinally 
Helicinus. 
Argyrosto- 
PII. 
Sinensis. 
Lugubrise 
Asptre 
ribbed, with traníverfe moniliform belts of green 
granula'ions. 
Rumpf. muf. tab. 21. f. 2. Regenf. conch. 1. t. 2. f. 15- 
Gualt test. tab. 60. IN. Muf. Gottw. t. 39, f. 267. 
Chemn. conch. 5. tab, 163. f.1549, 1550. 
Inhabits the Indian and South feas: 1% inch wide. 
Pillar {lightly incurved, with an excavated tooth. 
Shell convex each fide, folid: fpire fmooth, the 2 firft 
whorls obliquely ribbed and excavated in the middle: 
aperture nearly femilunar. 
Knorr Vergn. 4. tab. 6. fig. z. 
Chema. conch. 5. tab. 164. fig. 1560. 
Inhabits South American feas. 
Shell ovate, with undulate ribs and tranfverfe (trie : aper- 
ture a little compreffed: whorls of the {pire ventricofe, 
the firft fubcarinate at the bafe. 
Chemn. conch. 5. tab. 165. fig 1562, 1563. 
Inhabits the South jea : 2 inches broad and high. 
Shell black, the ribs of the firt whorl ending in a row of tuber- 
cles: p://lar fine green, 
Shell obtufely pyramidal, black with a purple band at the 
bate: pillar white: all the whorls of the fpire rounded. 
Knorr Vergn. 5. tab 3. fig. 1. 
Inhabits Chiva: {pire with 5 or 6 whorls, the band at the bafe 
often {potted with white and yellow. 
Shellblack with a fubconvex granulate bafe: whorls grooved, 
with moniliform belts of alternate black and white 
granulations. 
Chemn. conch. 5. tab. 165. fio. 15716 
Inhabits the South fea. Shell minute, with § whorls, 
Shell obtufe: whorls round, with many rows of tubercles, 
grooved and traníverfely {triate: pillar toothed: aper- 
ture lunatee 
302 Inhabits 
