WORMS. TESTACEA. 83. Haliotis. 557 
Martini conch. 1. tab. 13. fg. 133, 134. 
— Meufchen Naturf. 13. t. 5. f. 2. 6—H. 
2, White with chefnut fpots varied with black. 
Meujchen Naturf, 13. tab, 5, fig- 3+ g 
Inhabits Shell varely red or whitifh, fometimes dark grey or 
white. et 
Senegalenfis Shell ovate obtufe folid deep black, within white, grooved : 
iden both lips toothed. 
Adans feneg. 1. tab. 13. fig. 1. 
Inhabits Senegal: an inch broad and abont half as wide, 
Shell with 3 whorls, the firft turgid, with 25—30 grooves, the z 
others yery minute. 
Promontorii Shell black ovate pointed, with 30 grooves. 
Inhabits Africa. Adanf. Seneg. 1. tab. 13. fig. 3. 
Sell twice as broad as it is long, fometimes varied with white : 
crown compofed of 3 whorls: left-lip wrinkled. 
Tricolor, Shell variegated red black and whitifh: the firft with 15 
elevated ftriz : both lips toothed 
Inhabits 4frica. Adans feneg. Y. tab 13. fig. a. 
Shell g lines long: right-lp with 10 teeth; /eft-lip glabrous, 
with 3 large emarginate teeth. | 
Perverfa. Shell furrounded with belts: {pire contrary: aperture 8- 
. toothed. 
Chemn. conch. 9. tab. 114. fig. 975; 976. 
Found hitherto in a foffile ftate only. 
Turritgs Shell with alternate white and black bands, within white: 
crown very much elevated : outer.lip acute. 
Chemn. conch. 9. tab, 124. fg. 1085, 
Inhabits the Antilly Iffazds, in frehh waters. Whorls 4. 
Aculeata, ‘Shell blackifh tranfverfely ftriate, the ftrie fpinous: inner- 
lip flattifh finooth and {lightly toothed. 
Chemn. conch. 10. tab. 160. fig. 1642. 
Inhabits rivers of India: refembles N. pulligera, 
33. HALIOTIS. Animal a Limax: fhell 
| univalve, dilated, ear-fhaped, with a lon- 
gitudinal row of orifices along tlie furface: 
[fare lateral and nearly concealed. 
Sea Ear. 
