WORMS. TESTACEA. 79. Trochus. 461 
Gualt. tefl. tab. 59. B, C, Argenv. conch. tab. 8. C. 
Muf. Gottwald. tab. 39. fig. 205. a—c. 
Regenf. concb. Y. t. 4. f- 42. 
Knorr Vergn. 1. t« 12. f. 4: and 2, t. 5. f. 1, 6. f. 1. 
Chemn. contb. 8. t. 167 f. 1605—1609. t, 168. f. 1614. 
Inhabits the Indian Ocean. ' Shell large ponderous with oblique 
red perpendicular itrie, and fine polifhed filvery when the 
outer coat is taken off ; the tip obfoletely knotty, the whorls 
without knots; inner-lip obfolety 2-lobed : aperture filvery : is 
diftinguifhed from the next fpecies by its fmooth mouth and 
in not having the pillar denticulate, and the bafe of the belly 
is convex and iinooth, 
Maculatus. Shell conic tuberculate with an oblique perforation: inner- 
| lip obfoletely 2-lobed. 
Lister tab. 632? Rumpf.muf. tab. 21. B, C? 
Bonan. recr. and Muf. Kirch, 3. fig. 96, 
Gualt. teft. tab, 61. D+ Murray. teft. tab, 1. fig. 20. 
Muf. Gottwald, tab. 39. fig. 206. a? b? 
Chemn. conch. 5. tab. 168. fig. 1615—1618. 
Sebret. Eiul. in conch. 1. tab. 3. fig. 9- 
2. Chemn. concb. $. tad. 169. fig. 1623, 1624. 
Inhabits Afa and South America: fhell ponderous, furrounded 
with rows of tubercles varying in heighth, and marked with 
red brown white and green rays: /pire with 9 flattifh whorls. 
Rerfpedtivus Shell convex obtufe margined, with a pervious crenulate 
umbilicus or navel. | 
Lifler tab, 636, Rumpf, muf. tab. 37. Le 
Argenv. conch, tab, 8. M.. Petiv. amb. t. 2. f. 14. 
Bonan recr. 3. fig. 27, 28. Muf. Kirch. 3. f. 26, 27. 
Gualt. test. tab. 65. O. Leffer tell. fig. 7. 
Seba muf. 3.2. 40. f. 1, 2. 13, 14. 28. 41, 42. 
Knorr Vergn. Y. tab. 11. fig. 1, 2. , 
Regenf. conch. 1. tab. 6, fig. 61. 
Born Muf. Caf. Vind. teh. p. 326. «ign, f. b. 
Chemn, conch. 5. tab. 172, fig. 1691—1696, 
2. Lifler tab. 633? Gualt. tefl. tab. 65. D, 
Inhabits 4fa and Africa: 23 inches long and an inch high. 
Shel. flat on one fide, the pertoration funnel-fhaped with a double 
granulate belt: a moft beautiful fhell, 
Hybridus,. Shell convex: pillar 2-toothed: perforation crenulate. 
ld Chemn. conch, 5. tab. 173. fig. 1702? 1705?! 
lnhabits the Mediterranean: refembles the laft, but is lefs and 
varied with white and brown, beneath white, and the perfo- 
ration is harrower. . 
Cruciatus? 
