462 
'CONCHOLOG Y. 
to the other extremity, which is clofed ; inch long, 
refembles the trachea of arj animal. Milton, Devqn- 
lhire. Rare. 
glubrum. * 25. D. cy iindric, arcuated, fmooth, gloffy, without 
Arise or wrinkles ; aperture orbicular ; the other end 
clofed, rounded ; length one line. Devonlhire coafl. 
Montagu , Tejt. Brit. p. 497. 
6 1 
Serpula. Gen. 34. SERPULA. 
Gen. Char . — The animal a terebella ; ihell univalve, 
tubular, generally adhering to other fubflances ; of- 
ten feparated internally by entire divifions at unequal 
distances. 
Species. 
Chap. IV. 
colour, and is furnilhed with elegant feathered tenta- 
cula, from the midlt of which arifes a trumpet-lhaped 
tube, and a leffer Ample one. 
17. S. Watering-pot ; round, ftraight, taper, with a penis. 
dilated, radiated, larger extremity ; the dilc is cover- 
ed with cylindrical pores ; 3 to 5 inches long. Indian 
ocean. 
18. S. roundilh, flexuous, rofy, with numerous rows echinata, 
of prickles, obtufe at the end ; aperture margined ; fize 
of a crow quill. 
19. S. brown, roundilh, llriated. Indian ocean, ad- ocrea. 
hering to corals. 
20. S. polilhed, fmoothilh, with annulated plaits, a protenfa. 
little tapering towards the end ; fize of a quill. In- 
dian and American feas. 
nautiloides . * 1. S. flattilh, minute, confluent, verrucofe, fpiral, 
with very thin, internal, femilunar divifions. Seas of 
Norway, and on the byffus of the pinna ingens on the 
coal! of Devonlhire. 
feminulum . 2. S. regular, oval, loofe, glabrous, not larger than 
a grain of land. Adriatic and Red feas; and isforne- 
times found foiTil. 
planorlis. 3. S. orbicular, regular, flat, equal ; refembles a 
round fcale ; adheres to lhells. 
fpirillum. * 4. S. regular, fpiral, orbicular ; whirls round, gra- 
dually deereafing. Found in the ocean, on zoophytes, 
on the corallina officinalis from Milton rocks, Devon- 
lhire. 
fpirorbis. * 5. S. regular, fpiral, orbicular; whirls llightly chan- 
nelled above and inwardly, and diminilhing gradually 
towards the centre. Found in molt feas, adhering to 
fuci. Shores of Britain. 
triquetra . * 6. S. ltrong, opaque, irregularly twitted and con- 
torted ; triangular ; 4 -to 1 inch long. Found in the 
ocean, adhering to marine fubftances, Rones, and the 
bottoms of fhips. Coafis of Britain. 
intricata. * 7; S. filiform, rough, and intricately twified; green- 
ifh white, a little rugged and coarfe. European and 
Indian feas ; Ihores of Britain, on (hells. 
jHogrona. 8. S. capillary, fafciculated, unbranched complica- 
tions, and cancellated ; forms a beautiful kind of net- 
work ; 4 inches long. Mediterranean. 
granulata . 9. S. round, fpiral, glomerated ; 3 elevated ribs on 
the upper fide ; fize of a coriander feed. North feas, 
in maffes adhering to lhells and Rones. 
contortu - * jo. S. angular, rugged, and irregularly entwined ; 
plicata. iranfverfely flriated; 3 to 4 inches long. European 
and American feas ; 'Ihores of Britain. 
glomerata. 11. S. round, glomerated, with decuffated wrinkles. 
European and Atlantic feas. 
lumbrica- 1 2. S. round, flexuous, with a fpiral, acute tip ; 
/is. tranfverfely ribbed, and longitudinally wrinkled ; 3 to 
5 inches long. Atlantic and Indian feas, in large 
maffes, 
polythala- 13. S. round, diaphanous, fmooth, flraightilh, with 
mia. numerous internal divifions. Mediterranean and In- 
dian feas, under the fands. 
arenaria. 14. S. jointed, entire, diftinft, flattilh beneath. In- 
dia and Africa. 
tmguina. 15. S. roundilh, fomewhat fpiral, with a longitudi- 
nal, jointed cleft. Indian ocean. 
isermicu- * 16. S. round, tapering, curved, wrinkled ; 2 to 3 
laris . inches long. European feas ; coafls of Britain. — The 
animal which inhabits this Ihell is of a bright fcarlet 
21. S. round, with decuffated Arise, Rightly wrink- decuffiata. 
led, flexuous, red ; w ithin fmooth, white. 
22. S. fmooth, white, the broader part flraight, and probofei- 
tranfverfely plaited ; 2 to 4 inches long. dea. 
23. S. fubflrialed, yellowilh brown, round, tvifled afra. 
into 3 whirls, with a central tip. 
24. S. long, narrow, round, fmooth, yellowilh ; many cereotus. 
times twifled. America. 
25. S. conic, fpirally twifled, yellowilh, with brown cornucopia; 
bands ; the middle round and tw'ifted ; aperture orbi- 
cular. 
26. S. round, cancellated, yellow, within horny ; 8 goreenjis. 
to 9 inches long. Goree. 
27. S. triangular, twilled, tuberculated, with hollow intejlinalis. 
dots ; 8 to 9 inches long. Africa. 
28. S. round, white, tranfverfely flriated, and thrice infundibu- 
twilled; the full turn, feemingly compofed of 5 fun - lum. 
nels placed in each other. Indian ocean ; fixed to 
Hones. 
29. S. cinereous, convex above, beneath flat ; pyra - pyramids* 
rnidal, and many times twilled ; an inch long; open Us. 
at the narrower end. Indian fea. 
30 S. white, round, fubulate, ftraight, and toothed denticular 
at the Tides; with a longitudinal, glabrous rib in the /a. 
middle ; tip glabrous, a little incurved ; \ inch long. 
Found in the lepas tintinnabulum. 
31. S. roundilh, twilled, umbilicated, with decuffated meliten/is. 
Arise, and longitudinal, knotty ribs ; within fmooth, 
with numerous divifions. Found foflil in Malta. 
32. S. round, fmooth, incurved ; bafe nearly obfo- norwegicp* 
lete, undulated ; mouth obliquely truncated. Nor- 
way. 
33. S. round, fmooth, polilhed, afeending in a flexu- porrecla, 
ous manner from the fpire or bafe. 
* 34. S. round, regular, fpiral, orbicular, wrinkled, vitrea. 
with a thickened aperture. Greenland feas ; Ihores 
of Britain. 
3 5. S. fpiral, glomerated, with three grooves, tb 0, cancellata, 
lower interrupted by tranfverfe ribs ; aperture 2-tooth- 
ed. Greenland feas. 
36. S. fub-orbicular, umbilicated, convex, radiated^Z/ar/j-. 
with wrinkles. Greenland feas. 
37. S. fomewhat triangular, and a little flexuous, gigantea, 
gradually tapering, violet ; within fmooth and pale 
yellow ; aperture white, with undulated Arise, and arm- 
ed with a conic tooth ; a foot high, and as thick as the 
little finger. Africa and America. 
38. S. filiform, glabrous, conglomerated, perforated. cineree* 
Shores of Maflilia. 
3 
39. s. 
