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Encyclopedia Britannica - Main :: DEM-DIO |
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DESMOSCOLECIDA , a group of minute marine worm-like creatures. The body
body
bear
intestine
intestine
nervous
system
There are several species. D. minutus Clap. has been met with in the English
long , and is also a " ringed creature with long hair -like bristles." The male has two spicules, and there is some doubt as to whether it should be placed with the Desmoscolecida or with the Nematoda. With regard to the systematic position of the group, it certainly comes nearestespecially in the structure of its reproductive organsto the Nematoda. We still, however, are very ignorant of the internal anatomy of these forms, and until we know more it is impossible to arrive at a very definite conclusion as to their position in the animal kingdom.See Panceri, Atti Ace. Napoli. vii. (1878) ; Greef, Arch. Naturg. 35 (i.) (1869), p. 112. (A. E. S.) End of Article: DESMOSCOLECIDA If you wish, you can link directly to this article.
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