INDEX 



To n,mes of Classes, Orders, Sub-Orders, Families, and Genera ; to technical 

 terms ; and to the names of Authors discussed in the text. 



Abothrium, 116 

 Acanthobothrium, 119 

 Acanthocotyle, 50 

 acanthocyst, 178 

 acanthophore, 178 

 acanthozooid, 139 

 Acanthozoon, 33 

 accessory sucker, 121, 127, 

 133 



female organs, 23, 38 

 Acelis, 31 



Aceros, 31 



acetabulate sucker, 80 

 acetabulum, 115, 121, 127, 



132 



Acmostoma, 10, 14 

 Acmostominae, diagnosis, 



10 

 Acoela, 7, 8, 12, 14 



diagnosis and classifica- 

 tion, 10 



Acoelomi, 2 

 Acotylea, diagnosis, 31 

 AcrorhynchuSy 10 

 Actinodactylella, 43, 45 

 Actinodactylellidae t <li&gno- 



sis, 43 



Actinodactylus, 43 

 adenocheiri, 29 

 adenodactyli, 29 

 Alaurina, 9 



albuminiparous glands, 28 

 Alloiocoela, 6, 8, 12, 14 



diagnosis and classifica- 

 tion, 10 



alloiogenesis, 76 

 Alloioplana, 31 

 Allostoma, 10 

 Allostominae, diagnosis, 10 

 alterations of generations 

 in Trematodes, 76 



in Cestodes, 142 

 Amabilia, 131, 135 



Amblyceraeus, 31 

 Amblyplana, 25 

 Amicrurae, 172 

 amnion, 166 

 Amphibdella, 53 

 Amphichoerus, 10 

 Amphicotyle, 116, 118 

 Amphilina, 97, 99, 102 

 Amphilinacea, 1, 93 



diagnosis and classifica- 

 tion, 97 



Amphilinidae, diagnosis, 97 

 Amphiporidae, 159 



diagnosis, 171 

 Amphiporus, 171, 173, 178, 



185, 187, 189, 190, 195 

 Amphiptyches, 97 

 Amphistomidae, 47 



diagnosis, 64 

 Amphistomum, 65, 77, 82, 



90 



Amphitretus, 116 

 Amphoterocotyle, 119 

 Amphoteromorphus, 119 

 Anchistrocephalics, 116 

 Andrya, 131 

 anenterous worms, 2 

 Anocdis, 24 

 Anonymidae, 7 



diagnosis, 31 

 Anonymus, 31, 33, 36 

 Anopla, 161, 168, 169, 



173 



diagnosis and classifica 1 

 tion, 170 



Anoplocephala, 131, 134 

 (footnote) 



A noplocephalinae, diagno- 

 sis, 131 



Anoplodium, 10 



Anthobothrium, 119 



Anthocephalum, 119 



Anthocephalus, 128 



Anthocotyle, 51 

 antrum, 21 

 Apathy, 158 

 Aphanostoma, 10 

 Aphanostomidae, 7 



diagnosis, 10 

 Aplocoela, 160, 170 

 Apoblema, 67 

 apodous worms, 2 

 Aprocta, 160 

 Archigetes, 97, 99, 102 

 Archiplanoidea, 33 (foot- 

 note) 



Aristotle, 94 

 Artiocotylus, 25 

 Artioposthia, 25, 28 

 asexual reproduction, 23, 



30 

 Aspidobothridae, 47 



diagnosis, 59 

 Aspidobothrii, 49, 57 

 Aspidocotyle, 60 (footnote), 



65 



Aspidocotylea, 1, 47, 49, 

 78, 83, 85, 87, 91 



anatomy, 60-62 



diagnosis and classifica- 

 tion, 57 



Aspidogaster, 49, 60, 75, 



84 



Atomiosoma, 97 

 atrium genitale, 21 

 Audry, 96 

 Autcmolos, 10 

 Autoscolecida, 160 

 axial cell (Dicyemid) 150 



syncytium, 15 

 Axine, 52, 86 



Baer, v., 8, 48, 69, 88 

 Balfour, 40, 76 

 Barrois, 161 

 batteries, 33 



