Molluscoidea — Crustacea. 



8 



Cap. XXIII. 59.46 Molluscoidea (Brachiostoma). 

 Cap. XXIV. 59.47 Bryozoa. 



47 Bryozoa 



•1 Gymnolaemata 

 •2 Phylactolaemata 



47.3 Pterobranchia 

 .4 Entoprocta 



Phoronis v. 51. 7S, 



49 Tcnicata 

 .1 Ascidiae 

 •2 Copelatae 

 •3 Monascidiae 



Cap. XXV. 59.48 Brachiopoda. 



Cap. XXVI. 59.49 Tunicata. 



49.4 Synascidiae 

 .5 Pyrosoma 



.6 Salpae 



.7 Doliolum 



Cap. XXVII. 59.5 ARTICULATA. 



Cap. XXVIII. 59.51 



61 Vermes 



.1 Helminthes, Parasiti*^ 



•2 Platyhelminthes 



.21 Cestodes 



.22 Trematodes 



.23 Turbellarii 



.24 Nemertini 



.3 Nematodes 



.31 Gordiacei 



.33 Acanthocephali 



.35 Ghaetognathi 



.4 Annelida 



.5 Hirudinea 



Vermes (incl. Mesozoa, Trichoplas), 



61.6 Oligochaeta 

 .7 Polychaeta 

 .74 Gephyrea 

 .76 Phoronis 

 .78 Myzostomum 

 .8 Rotifera 

 .86 Echinoderes 

 .88 Gastrotricha 

 .89 Dinophilus 

 .9 Orthonectida 

 .95 Dicyemida 

 .99 Triehoplax, etc. 



Cap. XXIX. 59.52 ARTHROPODA. 

 Cap. XXX. 59.53 Crustacea (incl. Pantopoda et Xiphosuia), 



53 Crustacea 



.1 Entomostraca 



.15 Pantopoda 



.2 Phyllopoda 



.23 Branchjopoda 



.24 Cladocera 



.3 Ostracoda 



•4 Copepoda 



.46 Parasita 



.5 Cirripedia 



.6 Malacostraca, Leptostraca 



•7 Arthrostraca 



.71 Amphipoda 



63.72 Isopoda 

 •8 Thoracostraca 

 .81 Cumacea 

 .82 Stomapoda 

 .83 Schizopoda 

 .84 Decapoda 

 .841 Macrura, Anomura 

 .842 Brachyura 

 .9 Gigantostraca 

 .91 Eurypterida 

 .92 Xiphosura 

 .93 Trilobita 



* Im allgemeinen. 



