PLATE 

 AETHEOPODA. 



CRUSTACEA. 



Entomostraca Homanis, . . . . .19-23 



Malacostraca Limulus, . . . . .26 



HEXAPODA = INSECTA Periplaneta, . . . . - .24 



ARACHNOIDEA. 



Scorpionidea Scorpio, 



Acarina Pycnogonum, . .. . . ' .26 



Linguatulida Pentastomum, . '. . 26 



MOLLUSCA. 



LAMELLIBRANCHIATA Anodon, . . . ... 



GASTROPODA Helix, . . .17 



MOLLUSCOIDEA. 



BRYOZOA = POLYZOA Bugula Membranipora, .... 

 BRACHIOPODA Lingula, ..... 



TUNICATA Phallusia (Ascidia\ . ... 



VEETEBEATA. 



PISCES. 



Leptocardii Amphioxus, ...... 



Cyclostomi Petromyzon, Myxine, .. ' . 30 



Selachii Raia, . "... 31-37 



Teleostei Gadus, . . . * 38-43 



AMPHIBIA Rana, . ... 44-51 



EEPTILIA Lacerta, . , .52-54 



AVES Columba, . . . . 55-61 



MAMMALIA Lepus, . . ... . . 62-70 



