68 WORMS: TESTACEA. 54. Lepas. 
Inhabits the Ocean, and is found commonly adhering to fhells ; 
fomething refembles a globe cut off in the middle: white, 
fmoothifh, the lower aperture hexagonal and twice as broad 
as the upper: 4/4 compofed of 4 triangular pieces inferted om 
a membrane. 
Guleata. Shell helmet-form,; with a lateral aperture. 
Schret. Einl. conch. 3. tab. 9. fig. 20, a, b. 
Found adhering to the Gorgonza werrucofa and ventilabrum =: fhell 
boat-fhaped, {mooth, with a rhombie apertere. 
Palmipes. Shell ere&, conic; the valves palmate at the bafe. 
Inhabits the Ocean. Mant. pl. 2. 5. 544. 
Shel! white, a little depreffed, fize of a large pea, {mooth: 
valves 4—6, divided as far as the middle into ;—6 fegments : 
fid 4-valved, oblique. 
$ulipz, Shell fubcubic, fmooth : lid acute and tranfverfely ftriate: 
Olaf, Isl. Res. got B. a. rab, 11, fig. 15, 
Afcan. ic. rar. Natur, tab. 10. 
Inhabits the Northern Ocean. 
Mela. | Shell compreffed, erect and irregularly ftriate. 
Ellis Philof'lranf. 1758. tab. 23, fig. 4- 
Pet. Gaz. tab. 6, f. 10. Rumpf. Muf. tab. 47, fe M. 
Klein oftrac. tab. 12. fig. 100. 
Seba Muf. 2. tab. 61, fig. 8. 3. t. 16, f. 5. 
Chemn. conch. 8. tab. 100, fig. 849, 850. 
Inhabits the Indian Ocean; white, covered with a dirty yellow 
fkin ; valves numerous, generally triangular, unequal, acute, 
feated on a common black peduncle, which is coriaceous, {ca- 
ly and hellow within. ~ 
Séalpellum. Shell compreifed, 13-valved, fmoothifh, and feated on a 
fcaly peduncle. 
Ellis Philof. Tranf. 1758. tab. 34, fig. 4- 
Guult. tef. 106. fig. C. Klein. 1. 12, f. g1? 
Mull. Zool, Dan. 3. $.23. tab. 94, fg. 1,2.. 
Lifter conch. tab. 439. fig. 281. 
Chemn. concb. 8. p. 294. lign. 7. f. a. Ac " 
Inhabits North Seas; lefs than L. anatifera: valves refembling 
ícales, 6 each fide, the longer one curved and inclofing the 
others: peduncle very fhort, with annular wrinkles. 
Anferiferas Shell compreffed, 5-valved, ftriate, feated on a peduncle. 
Lift, concb. tab. 44, f. 283. Exerc. anat. te 19, f. 4» 5+ 
Gualt. 106. fig. 2,3. Klein, t. 12, f: 2s 3s 
Chemn. conch. 8. tab. 100, f. 856. Nd. 
