APPENDIX. -2 no 



TABLE XIV. 

 GENETIC CYCLE OF THE CESTOIDEA. 



PROTOMORFHIO STAGE. 



The six-hooked Germ, penetrating into the tissues and converti-d 

 into a cyst, which becomes 



The Cysticercus, or the primary Eclihvococais-vcsirU'. 

 [Secondary and subsequent Echinococc'i]. 



ORTHOMORPHIC STAGE. 



T^enia-liead (Sc(Acx). 



GAMOMORPHIC STAGE. 



Cucurbitiform Proglottides. 



Spermary, Ovary. 



Primary Sperm Cell, Ovum. 



Special Sperm Cells ") ( The Germinal Vesicle 

 and Spermatozoa, j \ and Macula. 



FECUNDATION. 



TABLE XV. 

 GENETIC CYCLE OF ANNELIDA 



PROTOMORPHIC STAGE. 



The ciliated Germ, which is converted into 

 The Head-segment. 



ORTHOMORPHIC PHASE. 



Segments of the Body of the Annelidaii. 



Caudal Zooids [of SijUis, dr. ] 

 Male and Female. 



Spermary, Ovary. 



Primary Sperm Cells, Ovum. 



Special Sperm Cells ] ( Gcnuinal Vesicle 

 and Spermatozoa, j I and Macula. 



FECUNDATION. 



