214 WORMS. ZOOPHYTA. 78. Sertularia. - 



Ellis Co? all. p. 12. tab. 7. n. xi./. a. A. 



About 3 inches long : denticles in a single row. 



716. S. Pluma. Branches alternate, pinnate, lanceolate : 

 denticles all on one side, imbricate, campanula^*, 

 toothed at top : vesicles gibbous, toothed on the 

 margin. 



Ellis Corallines p, 13. tab. 7. n. 12. /. b. B. 



Climbing up Fuci: branches jointed, twisted : denticles supported 

 in front by a fmall hollow fpine : vesicles with 4 or. 5 oblique 

 crested ribs. *- ~ 



717. S. antennina. Stems simple or slightly branched:' 

 denticles whorled, in fours, setaceous : vesicles 

 obliquely truncate, in whorls. 



Ellis Coral, p. hfc tab. 9. a. A, . 



Near a foot high, yellow, with very fine capillary yellowish radi- 

 cles : stems furrounded at thejoints with whorls of fmall incurved 

 bristles, on the. upper-sides of which are rows of minute cup- . 

 shaped denticles : vesicles on short pedicels, obliquely open to- 

 wards the stem, and placed round it at the insertion of the 

 branches. 



718. S. verlicillata. Branches alternate : denticles cam- 

 panulate, toothed round the rim, on long twisted 

 pedicels, and placed in fours round the stem : 

 vesicles oval, ending in a tube. 



■Ellis Corallines p. 23. tab. 13. n. 10./. a. A, 



Stem ribbed, loofely branched: vesicles nearly erect, glutinous* 



719. S. volubilis.. Branches alternate : denticles cam- 

 panulate, toothed round the rim, on long twisted* 

 pedicels, placed alternately : vesicles oval. 



Ellis t. 14. a. A. Solander and Ellis n. 22. t. 4./. e. E. f, F. 



Whitish, minute, climbing up other corallines; resembles the 

 last, but the denticles are not placed in whorls, and the pedicles 

 are longer and twisted round the stem-: vesicles fometimes 

 wrinkled acrofs. 



720. S. Syringa. Branches filiform, alternate : denti- 

 cles cylindrical, obliquely truncate at top, mostly 

 alternate, on twisted pedicels shorter than the * 

 denticles. 



Ellis Corall. p. 27. tab. 14. n. 21. b. B. 



On shells, or creeping up other corallines : vesicles unknown. 



721. S. Cuscuta. Branches opposite, simple: denticles 

 obsolete : vesicles oval, axillary. 



Ellis Corall. p. 28. t. 14. n. 26./. c C. 



Climbing up Fuci : vesicles fmall, axillary. 



722. S. piistnlosa. Stem with alternate dichotomous 

 branches, covered with prominent pustules with each 

 a point in the middle. 



Ellis Corallines p. 54. tab. 27. /g-. b, B. 



Stem rising into alternate forked branches, with /mall pustule- 

 like denticles towards the tips, having a circular-.rim with a point 

 in the middle of each. 



723. S.frutescens. Branches alternate, pinnate: denti- 

 cles cylindrical, campanulate, placed in a single row r 

 on the inside of the branches. 



Soland. and Ellis Zooph.p. 55. n» 2.9. t,6./,a. A. ta 



