MUSEUM OF COMPAKATIVE ZOOLOGY. 219 



Ehlers, E. See Keferstein, W., and Ehlers, E. 

 *Ehrenberg, (C. G.). 



Symbolae Physicae, IV. Berolini, 1831. 



(Describes egg-capsules in hydroids.) 

 Ellis, J., and Solander, D. 



The Natural History of many curious and uncommon Zoophytes, collected 

 from various Parts of the Globe. London, 1786. 



Eschscholtz, F. 



System der Acalephen. Eine ausfiibrliche Beschreibung aller Medusenartigen 

 Strabltbiere. pp. 1-190, pis. I.-XVI. Berlin, 1829. 

 Fabricius, O. 



Fauna Groenlaudica. Hafnise at Lipsiae, 1780. 



Fewkes, J. Walter. 



Studies of the Jelly-fishes of Narragansett Bay. 1881. Bull. Mus. Comp. 

 Zo6l., VIII. No. 8, pp. 141-182, pis. 10. 1880-81. 



Abstr. in Jouni. Roy. Micr. Soc. (2), I. p. 5, Oct., pp. 746, 747. 

 {Lizzia, Zygodactyla, Tima, Eucheilota, Trachynema, Cunina, Agalma, Cyanea, 

 Mnemiopsit.) 



Explorations of the Surface Eauna of the Gulf Stream. I. Notes on Acalephs 

 from the Tortugas, Tvith a Description of New Genera and Species. £ull. 

 Mus. Comp. Zool., IX. No. 7, pp. 251-289, pis. 7. 1882. 

 {Eucharis, Ocyroc, Cassiopea, Liner ges, Glossocodon.) 

 Budding inEree Medusse. Jmer. Natur., XIV. pp. 50, 51. 1881. 



(Alternation of generations in W'dlia.^ 

 Note on the Structure of RJdzophi/sa Jiliformis. 1879. Proc. Boston Soc. 

 Nat. Hist., XX. pp. 292-303, pi. I. 1878-80. 



(Development of tentacular knobs and sexual organs.) 

 Contributions to a Knowledge of the Tubular Jelly-fishes. Bull. Mus. Comp. 

 Zool., VI. No. 7, pp. 127-146, pis. 4. 1880. 



(Development of the knobs of Physophora.) 

 The Siphonophores. II. Tlie Anatomy and Development of Agalma. Amer. 

 Natural., XV. pp. 186-195, figs. 1881. 



CDevelopment of Agalma. eleqans.) 

 On the Acalephse from the East Coast of New England. Bull. Mus. Comp, 

 Zool., IX. No. 8, pp. 291-310, pi. 1. 1882. 



(Mnemiopsis, Willia, Phialidium.) 

 Exploration of the Surface Eauna of the Gulf Stream under the Auspices oi 

 the U. S. Coast Survey. By Alexander Agassiz. I. On a Eew Medusae 

 from the Bermudas. Bull. Mus. Comp. Zool., XI. No. 3, pp. 79-90, pi. I. 

 (Toung of Tamoya punctata sp. nov., Ectopleura sp. (V) ; Ephyra with sixteen 

 otocysts (young Cassiopea); resemblance of sexual clusters of Rhizophysa and 

 Physalia.) 



