116 ACTINIANS FROM THE BAHAMA ISLANDS 



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

 H. M. S. Challenger during the Years 1873-1876. Zoology. Vol. VI, 

 Part 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 1873-1876. Zoology. 

 Vol. XXVI, Part LXXXIII. 1888. 



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

 nal of Morphology. Vol. III. 1889. 



18890. McMtJURiCH, 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 Zoological 

 Collections made in Torres Straits, by Professor A. C. Haddon, 1888-1889. 

 Actiniae. I. Zoantheas. Scient. Trans. Royal Dublin Soc. Ser. II. Vol. 

 IV. 1891. 



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

 Commission Steamer Albatross, during the Winter of 1887-1888. Proc. 

 U. S. Nat. Museum. Vol. XVI. 1893. 



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

 Zoologie. Bd. LIX. 1895. 



EXPLANATION OF PLATE XVII 



Fig. I. Transverse section through tentacle of Heteractis lucida. /6 = 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 bermudensis, natural size. Drawn by Mrs. Northrop. 



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



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

 thus nymphcBUs, showing the sphincter. 5/1' = 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 Du- 

 chassaingi. cu = cuticu.\a.; ^cw = subcuticula; ec = ectoderm; mg = raeso- 

 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. 



