606 WORMS. TESTACEA. 86. Serpu'a. - 
Ecbinata, Shell roundifh, flexuous, rofy, with numerous rows of 
prickles, obtufe at the end. 
Gualt. teft, tab, 1o. R, Martini, i. tab. 2. fig. 8. 
Inhabits fize of a crow-quill: aperture margined. 
Ocrea. Shell roündifh, ftriate, brown. 
Rumpf. Muf. tab. 41. K.. Martini, 1. tab. 1. f. 9. 
Inhabits the Indian Ocean, afüxed to Corals. 
Prctenfae Shell polifhed, fmoothifh, with annulate plaits, a little 
tapering towards the end. | 
Rumpf. Muf. tab. 41. K. Martini, 1. tab.2. f. i2. A. 
Inhabits Indian and American feas: fize of a quill. 
Shell ivory, whitifh or blueifh, either ftraight or partly bent. 
Decuffata. Shell round with decuffate ftriz, flightly wrinkled, flexu- 
ous, red, within fmooth, white. 
»  Inhabits Lifter, tab. 547. fig. 4. Mart. 1. tab. 2. f.17. 
Probofcidea Shell fmooth, white, the broader part ftraight and tranf- 
verfely plaited. s " 
Inhabits——— Martini conch. Y. tab. 2. fg. 18. A, B. 
Shell 2--4 inches long, white or footy-brown. —— 
Afra. Shell fubftriate, yellowifh-brown, round, twiíled into 3 
whorls, with a central tip. 
Inhabits Goréz. Adanf. feneg. 1. tab. 11. fig. 4. A, B. 
Martini conch. 1. tab. 3. fig. 20. A, B. 
Cereolus. Shell round, fmooth, yellowifh, many times twifted. 
Davil. Catal. raif. 1. tab. 4. fig. E. 
Martini conch. 1. tab. 3. fig. 20. E. 
Inhabits America. Shell long, narrow, 
Cornucopieg Shell conic, fpirally twifted, yellowifh with brown bands, : 
the middle round and twiíted: aperture orbicular. 
Born Muf. Caf. Vind. tefl, tab. 13. f- YO. Ind. 1. f. 1, z. 
Inhabits Shei] obtufe at the tip. 
Gereenfís, Shell round, cancellate, yellow, within horny. 
Adanf. feneg. Y. p. 64. tab. Y1. fig. 3- 
Inhabits Goree, fixed to teftaceous [ubftances and wood: 8—9 
inches long, with elevated ftriz, the longitudinal ones crowded. 
Intcfinalis. Shell triangular, twifteft, fragile, tuberculate, with hollow 
dots. | 
Adan. 
