The New Encyclopaedia Britannica, Volume 6Encyclopaedia Britannica, 1974 - Encyclopedias and dictionaries |
From inside the book
Results 1-3 of 68
Page 183
... Body wall and body cavity . The body wall ( epidermis ) contains hairlike projections ( cilia ) in most echinoderms except ophiuroids ; the body wall of crinoids has relatively few . The cilia , capable of producing a waving motion ...
... Body wall and body cavity . The body wall ( epidermis ) contains hairlike projections ( cilia ) in most echinoderms except ophiuroids ; the body wall of crinoids has relatively few . The cilia , capable of producing a waving motion ...
Page 185
... body . + Class Stylophora With unique single feeding arm formerly misinterpreted as a stem . + Class Homostelea With no feeding arm , but with stem composed essentially of 2 series of plates . † Class Homoiostelea With a feeding arm and ...
... body . + Class Stylophora With unique single feeding arm formerly misinterpreted as a stem . + Class Homostelea With no feeding arm , but with stem composed essentially of 2 series of plates . † Class Homoiostelea With a feeding arm and ...
Page 720
... body surface . In most higher animals , however , the skin is too hard or thick and nonvascular to function effectively in gas dis- posal . In these animals , gills and lungs - aggregations of thin , moist , vascular membranes - have ...
... body surface . In most higher animals , however , the skin is too hard or thick and nonvascular to function effectively in gas dis- posal . In these animals , gills and lungs - aggregations of thin , moist , vascular membranes - have ...
Other editions - View all
Common terms and phrases
19th century Africa agriculture America Azande Basin British Byzantine capital Catholic central centre changes Chinese Christian Constantinople continental continued core crinoids crust cubic centimetre cultural density depth Earth earthquakes East African Eastern echinoderms eclipse economic economists ecosystem Ecuador ecumenical equations Europe export feet forecasting fossil geoid geological geomagnetic geosyncline German gravity groups holothurians important income increase Indian industry investment isostasy Kenya kilometres labour Lake Lake Victoria land magnetic field major mantle ment metres miles modern Mombasa Monophysite Moon mountains movement nomic North northern ocean organization Orthodox Church output Paleozoic patriarch percent peridotite period planning political population Precambrian production region River rocks Russian sector seismic slope social society solar South Soviet species structure surface Tanzania temperature theory tion trade traditional tube feet Uganda underdeveloped countries United waves West Western