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THE FUNCTIONS OF THE GUT IN CILIARY FEEDERS
Poiyzoa. Brachiopoda and Phoronis ( I ) Entoprocta . . . . (2) Ectoprocta . . . . (3) Phoronidea . . . (4) Brachiopoda Inarticulata . (5) Brachiopoda Articulata . Chordata . . . . . ( I ) UrochordataExpand
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The ecology and digestive system of the Struthiolariidae (Gastropoda).
  • J. Morton
  • Biology, Medicine
  • The Quarterly journal of microscopical science
  • 1 March 1951
The two neozelanic species Struthiolaria papulosa and Pelicaria vermis have been studied as regards ecology, feeding mechanism, and structure and function of the digestive system. They are dwellersExpand
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  • 3
The evolution of the Ellobiidae with a discussion on the origin of the Pulmonata.
SUMMARY. The primitive phonate family, the Ellobiidae, is discussed with reference to the structure, ecology and relationships of the following genera—Pythia, Ophicardelus, Cassidula, Ovatella,Expand
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The biology of Limacina retroversa
The Plymouth Fauna List contains records of two genera of pteropods, Limacina and Clione . Of the first, Limacina retroversa (Flem.) is by far the better-known species, apparently occurring regularlyExpand
  • 57
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The adaptations of Lasaea rubra (Montagu), a small intertidal lamellibranch
Lasaea rubra is very abundant at Plymouth and has a wide intertidal distribution. It is of small enough size for experiments in which large numbers of animals are needed, and it has recently beenExpand
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