Molluscoidea  —  Crustacea. 
8 
Cap.  XXIII.  59.46  Molluscoidea  (Brachiostoma). 
Cap.  XXIV.  59.47  Bryosoa. 
47  Bryozoa 
.1  Gymnolaemata 
•2  Phylactolaemata 
49  Timicata 
.1  Ascidiae 
•2  Copelatae 
•3  Monascidîae 
47.3  Pterobranchia 
.4  Entoprocta 
Phoronis  v.  51.76. 
Cap.  XXV.  59.48  Brachiopoda. 
Cap.  XXVI.  59.49  Tunicata. 
49.4  Synascidiae 
•5  Pyrosoma 
.6  Salpae 
.7  Doliolum 
Cap.  XXVII.  59.5  AETICULATA, 
Cap.  XXVIII.  59.51  Vermes 
61  Termes 
•1    Helminthes,  Parasiti  ^ 
•2  Plartyhekninthes 
•21  Cestodes 
.22  Trematodes 
.23  Turbe-llarii 
.24  Nemertini 
•3  Nematodes 
•31  Gordiacei 
•3H  A«anthoeephali 
•35  Chaetognathi 
•4  Annelida 
.5  Hirudinea 
(incl.  Mesozoa,  Trichoplax) 
61.6  Oiigochaeta 
.7  Polychaeta 
.74  Gephyrea 
•76  Phoronis 
•78  Myzostomum 
.8  Rotifera 
.86  Echinoderes 
.88  Gastrotricha 
•89  Dinophilus 
•9  Orthonectida 
.96  Dicycmida 
.99  Trichoplax,  etc. 
Cap.  XXIX.  59.52  ARTHEOPODA. 
Cap.  XXX.  59.53  Crustacea  (incl.  Pantopoda  et  Xiphosura) 
63  Crustacea 
.1  Entomostraca 
•16  Pantopoda 
.2  Phyllopoda 
•23  Branchiopoda 
•24  Cladocera 
•3  Ostracoda 
•4  Copepoda 
•46  Parasita 
•6  Cirripedia 
•6    Malacostraca,  Leptostraca 
•7  Arthrostraca 
•71  Amphipoda 
63^72  Isopoda 
•8  Thoracostraca 
•81  Gumacea 
.82  Stomapoda 
.83  Schizopoda 
•84  Decapoda 
•841    Macrura,  Anomura 
.842  Brachyura 
.9  Gigantostraca 
.91  Eurypterida 
.92  Xiphosura 
.93  Trilobita 
*  Im  allgeineinen. 
