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( 1946 , reprinted 1966 ) , a discussion of inverexcretory organs ; length 2 mm - 6 cm ; about 600 living species . tebrate fossil remains , including arthropods . Class Pentastomida ( Linguatulida ) ( J.L.C.-T. ) Elongated vermiform ...
Although the taxonomic position of the nematomorphs is somewhat complicated by the unique nature of their digestive system , the free living larvae have certain structural similarities to the kinorhynchs , and the nematomorphs are more ...
... scope of the biological sciences between gripping visual presentation and the often un- GENERAL FEATURES dramatic , but important , biographical truth is difficult The contemporary approach to the study of living things to resolve .
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LibraryThing ReviewUser Review - keylawk - LibraryThing
This is the 198215th Edition, in two halves, with the Macropaedia and the Micropaedia. First published in 1768, the publisher is the oldest English-language encyclopedia still in print. Two Scottish ... Read full review