289 



panded base. The Museum specimen is ouly a fragment, like a 

 Coral or Gorgonia ; l)ut the forrti of the cell, the bark, aud the axis 

 much more resembles that of a Coral or Gorgonia thau any -enus 

 ot Pennatuladce. '' ° 



« c^' ^^^^"cienues forins a genus Gorc/onella, thus characterized :— 

 bclerobase (axis) calcareous, much divided, formiagfine branches," 

 to which he refers G. violaeea and G. sarmentosa, Lamk. I have 

 not beeu able to find any specimens agreeing with these characters. 

 Ihe specimen m the Museum agreeing with Esper's figure of the 

 latter species has a horny axis. 



6. Umbracella. 



Coral flabellate, branched, branches subfurcate, flexuose often ana- 

 stomosing. Axis smooth, polished, base white, coral-like ; upper part 

 rod-like, solid ; brauchlet white, flexible. Bark wben dry granular, 

 rainutely punctate, thin, with a narrow continuous lateraf groove! 

 Polype cells in a rather irregular series on each side of the branchlets, 

 rather prominent, roundish. white, with cight or ten radiatin"- 

 grooves from the apex, in two or three irregular interrupted series ou 

 each side of the main steni. 



1. Um. imbraculum. 



Gorgonia umbraeuhim, Solauder, Z. t. 10. 



2. Um. granulata. B. M. 

 Gorgonia granulata, Esper, t. 4. 



Suborder III. Ceratophyta, 



Axis single, continued, horny (not effervescing in muriatic acid), 

 having an expanded base, by which it is attached to some fised 

 marine body. 



Fara. 1. Antipathid^. 



Antipathidce, Gray, Syn. B.M. 1842, 135. 



Antipathacea, Dana, Zooph. 5/4. 



Zoantharia cauliculata, Edw. & Haime, Arch. Mus. H. N. v. 1 71-. 



Bark fleshy, easily deciduous, soft, simple, onlv strengthened with 

 large and small scattered (siliceous ?) platės. 



1. Leiopathes. 



Leiopathes, Gray, Syn. B.M. 1842, 13.5. 



Axis smooth, polished, branched, forked. Bark soft, deciduous, 

 deliąuescent, sometimes forming (when dry) smooth, transparent 

 masses at the fork of the branchlets. 



No. CCCXLV. — Procekdings of thf, Zoolocical Socikty. 



