476 



ZOOPHYTES. 



often forced through the wall of the stomach into its cavity, and 

 may be seen hanging out of the mouth. The largest of these 

 capsules, in their uuprojected state, are about l-800th of an inch 

 in length ; and the thread or dart, in Oorynaotis Allmanni, when 

 fully extended, is not less than l-8th of an inch, or thirty-seven 

 times the length of the capsule.' 



' For the fullest description of these curious bodies, as well as for much other valuable 

 information upon Zoophytes, see Mr. Gosse's " Naturalist's Rambles on the Devonshire 

 Coast." Those who may desire to acquire a more systematic and detailed acquaintance 

 with this group, may be especially referred to the following Treatises and Memoirs; — 

 Dr. Johnston's "History of British Zoophytes,'' Prof Owen's " Lectures on the Compara- 

 tive Anatomy and Physiology of the Invertebrate Animals," Prof Rymer Jones's 

 '• General Outline of the Organization of the Animal Kingdom," Prof Milne Edwards's 

 "Recherches sur les Polypes," Prof "Van Beneden " Sur les Tubulaires,'' and " Sur les 

 Campanulaires,'' in "Mem. de I'Acad. Roy. de Bruxelles,' tom. xvii. Sir J. G. Dalyell's 

 " Rare and Reinarkabie Animals of Scotland," vol. i. Trembley's " Mejn pour servir ^ 

 I'histoire d'un genre de Polype d'Kau douce,'' M. Hollard's "Monographic du Genre 

 Actinia" in " Ann. des Sci. Nat." S^r. 3, tom. xv, Mr. Mummery, " On the development 

 of Tubularia indivisa,'' in "Transact, of Microsc. Soc." 2d Ser. vol. i, p. 28, and Prof 

 Max. Schultze, " On the Male Reproductive Organs of Campamdaria geniculata" in 

 " Quart. Journ. of Microsc. Sci." vol. iii, p 59. 



