WORMS. TESTACEA. 59. Cardium. 203 
Chemn. conch. 6. tab. 17, fig. 174—176. 
Inhabits the Mediterranean: 2i inches long, and nearly as much 
broad: greyifh-white with a few red {pots or clouds, within 
white, purple in the middle: A;age with a fingle primary 
tooth in each valve. 
Fragum. Shell fomewhat heart-fhaped, fubangular, with elevated 
lunules down the grooves. 
Lifer, tab. 315, fig. 152. Rumpf. Muf. tab. 44, G. 
Bonan. recr. 3. f- 374. Muf. Kircb. 2. f. 110. 
Petiv. Amb. tab. 18, f- 21. Guaft. tel, tab. 83, E. 
Born. "iuf. Caf. Vind. teft, tab. 3, f. 354. 
Schrater Tourn, Nat. 3. tab. 2, fig. 6. 
Chemn. conch. 6. tab. 16. fig. 166, 167. 
2, Knorr Vergn. 44 tab. 14, fig. 5s 
3. Gualt. tel. tab. 17, f. N. 
Inhabits India: fomething triangular, white with fulphur lu- 
nules, within Ínowy : the ribs flattifh, 
Unedo, Shell fubcordate, with lunate coloured grooves. 
Lifter conch tab. 315, f. 151. Guat. teft. t. 83, A. 
- Argenv. conch. tab, 23, N, Rumpf. Muf. t. 44, F. 
Bonan. rerr. 3. fig 375. Muf. Kirch. 2. f. 109- 
Petiv. Amb, tab. 17, f.4. Valent, abb. 1. 6, f. 23. 
Seba Muj. 3. tab. 86, fig. 126 
Knorr Vergn 2. tab. 29, f. 2. 
Regenf. conch. 1. tab 3. f.25. 
Chemn. conch 6. tab. 16. sig. 168, 169. 
2. Knorr Veron. 2. tab. 29, fig. 3? 
Inhabits ZuZia: refembles C. fragum, but is twice as large, and 
has fewer red fcales on the grooves: the lips of the anterior 
\ margin incumbent, 
Muricatum Shell fubcordate, grooved and muricate at the fides. 
Lifer conch. tab. 322. fig. 159. t. 326, f. 163. 
Knorr Vergn. 4. tab 14, fig. 5. "m 
Chemn. conch. 6. tab. 17. fig. 177, 178. 
Inhabits America: cinereous, white or yellowifh, mixed or fpot- 
ted with bay; the margin ferrate: Ainge with 2 red ftripes 
within. 
Magnum. Shell oblong, with angular grooves ferrate at the fide. 
Chemn. conch. 6. tab. 1). fig. 191, 
2. Lifer conch. tab, 331, fig- 168. 
Bonan, recr. 2, fir 92. Muf. Kirch. 2, f 90. 
Ban. Muf, Caf. Vind. tef. ta). 3. f. Oy 7. 
Ccz 
C Chemn 
