Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 585
k shell, usuallybell-shaped or helmet-shaped, which bears so strong a resemblanceto the shells of many Radiolaria as to be easily mistaken for them.The form of the body is usually much more definite than that of thenaked Rhizopods; each species having its characteristic shape, which 518 MICROSCOPIC… … Group of Vorticella nebulifera, snowingA, the ordinary form; B, the same with thestalk contracted ; c, the same with the bellclosed; D, E, F, successive stages of fissi-parous multiplication. stance above the ordinarysize. The cilia and other mo-bile appendages of the bodyare extensions of the…
Microscopy · Biology
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