Molluscoidea — Crustacea. 



S 



Cap. XXIII. 59.46 Molluscoidea (Brachiostoma). 

 Cap. XXIV. 59.47 Bryozoa. 



47 Bryozoa 



.1 Gymnolaemata 

 .2 Phylactolaemata 



47.3 Pterobranchia 

 •4 Entoprocta 



Phoronis v. 51.76. 



49 Tunicata 

 .1 Ascidiae 

 •2 Copelatae 

 •3 Monascidiae 



Cap. XXV. 59.48 Erachiopoda. 



Cap. XXVI. 59.48 Tunicata. 



49.4 Synascidiae 



.5 Pyrosoma 



•6 Salpae 



.7 Doliolum 



Cap. XXVII. 59.5 ARTICULAT A. 



Cap. XXVIII. 59.51 



51 Vennes 



•1 Helminthes, Parasiti 1 



«2 Platylielminthes 



•21 Cestodes 



.22 Trematodes 



.23 Turbellarii 



.24 Nemertini 



.3 Nematodes 



.31 Gordiacei 



.33 Acanthoeephali 



•35 Chaetognathi 



.4 Annelida 



.5 Hirudinea 



Vermes (incl. Mesozoa, Trie hop lax) , 

 51.6 Oligochaeta 

 .7 Polvchaeta 

 .74 Gephyrea 

 .76 Phoronis 

 .78 Myzostomum 

 .8 Rotifera 

 .85 Echinoderes 

 .88 Gastrotricha 

 .89 Dinophilus 

 .9 Orthonectida 

 .95 Dicyemida 

 .99 Trichoplax, etc. 



Cap. XXIX. 59.52 ARTHROPOD A. 

 Cap. XXX. 59.53 Crustacea (incl. Pantopoda et Xiphosura) 



53 Cr 

 .1 

 .15 

 .2 

 .23 

 .24 

 .3 

 .4 

 .45 

 .5 

 .6 

 .7 

 •71 



ustacea 



Entomostraca 



Pantopoda 



Phyllopoda 



Branchiopoda 



Cladocera 

 Ostracoda 

 Copepoda 



Parasita 

 Cirripedia 



Malacostraca, Leptostraca 

 Arthroötraca 

 Amphipoda 



53.72 Isopoda 

 .8 Thoracostraca 

 .81 Cumacea 

 .82 Stomapoda 

 .83 Schizopoda 

 .84 Decapoda 

 .841 Macrura, Anomura 

 .842 Brachyura 

 .9 Gigantostraca 

 .91 Eurj'pterida 

 .92 Xiphosura 

 .93 Trilobita 



Im allgemeinen. 



