194 Notes on Some Actinians from the Bahama Islands. 



1864, DucHAssAiNG, P. ET MiCHELOTTi, G. — Supplement anMemoiresur les 

 Coralliaires des Antilles — 3Teni de VAcad. Sci. Turin. Ser. II. Tome 

 XXIL 1864. 



1882. Hertwig, R. — Report on the Actiniaria — Scient. Results of the Voyage of 

 H. M. S. Challenger during the years 1873-76. Zoology. Vol. VI, 

 Fart XV. 1882. 



1883. Andres, A.— Le Attinie — Atti dei Lincei. Ser. 3. Vol. XIV. 1883. 

 1885. Erdmann, a. — Ueber einige neue Zoantheen, Ein Beitrag zur ana- 



tomischen und systematischen Kenntniss der Actinien. Jenaische Zeit- 

 schr. Naturwiss. Bd. XIX. 1885. 



1888. Hertwig, R. — Report on the Actiniaria. Supplement — Scient. Results of 

 the Voyage of H. M. S. Challenger during years 1873-76. Zoology, Vol. 

 XXVI, Part LXXXIIL 1888. 



1889. McMuRRiCH, J. P.— The Actiniaria of the Bahama Islands, W. I. — Jour- 

 nal of Morphology. Vol. III. 1889. 



1889a. McMURRiCH, J. P. — A contribution to the Actinology of the Bermudas. 

 — Proc. of the Acad. Nat. Sci. Philadelphia. 1889. 



1890. Wilson, H. V. — On a new Actinia, Hoplophoria coralligens. — Studies 

 from the Biolog. Labor. Johns Hopkins Univ., Vol. IV. 1890. 



1891. Haddon, a. C, and Shackleton, Alice M. — Reports on the Zoolog- 

 ical collections made in Torres Straits, by Professor A. C. Haddon, 1888- 

 1889. Actiniae. I. Zoanthese. Scient. Trans. Royal Dublin Soc. Ser. II, 

 Vol. IV. 1891. 



1893. McMtRRiCH, J. P. — Report on the Actiniae collected by the U. S. Fish 

 Commission Steamer Albatross, during the winter of 18S7-1888. Proc. 

 U. S. Nat. Museum. Vol. XVL 1893. 



1895. Von Heider, A. — Zoanthus Chierchise, n. sp. — Zeitschr fiir wiss. 

 Zoologie. Bd. LIX. 1895. 



EXPLANATION OF PLATE XVII. 



Fig. 1. Transverse section through tentacle of Heteractis lucida. <&=tubercle. 



Zeiss C 2. 

 Fig. 2. Transverse section through a pair of mesenteries of the first cycle of 



Heteractis lucida. Zeiss A 2. 

 Fig. 3. Diplactis iermudensis, natural size. Drawn by Mrs. Northrop. 

 Fig. 4. Zoanthus nymphceus, x 3. Drawn by Mrs. Northrop. 

 Fig. 5. Longitudinal section through the upper part of the column wall of 



Zoanthus nyviphceus, showing the sphincter, sp'^upper and sp^lower 



part of the double sphincter. Zeiss a 2. 

 Fig. 6. Isaurus Duchassaingi, natural size. Drawn by Mrs. Northrop. 

 Fig. 7. Portion of a transverse section through the column wall of Isaurus 



Duchassaingi. ctt^cuticula ; scM=subcuticula ; ec=ectoderm ; jn-p'^meso- 



gloea. 

 Fig. 8. Longitudinal section of the upper part of the column wall of Isaurus 



Duchassaingi, showing the sphincter, cr^constriction almost dividing 



the sphincter. 



