Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 759
Vertical Sections of Shell of Terebratida(Waldheimia) amtralis:—showing at a thecanals opening by large trumpet-shaped ori-fices on the outer surface, and contracting atrf, d into narrow tubes; and showing at b abifurcation of the canals. TEREBRATULID-E; KHYNCHONELLID^E. 675 probable idea^; but it…
Microscopy · Biology
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