...As we havealready seen (Chapter X), in these the two cœlom-pouches are divided at anearly stage by transverse constrictions into a double row of primitive segments(Fig...
Ernst Haeckel 「The Evolution of Man」
...But it is soon divided by a number oftransverse constrictions into, first three, then five successive cerebralvesicles...
Ernst Haeckel 「The Evolution of Man」
...There are first two of these constrictions, dividing the braininto three consecutive vesicles (fore brain, middle brain, and hind brain, Fig...
Ernst Haeckel 「The Evolution of Man」
...The spiral turning and bending of the heart increases, and at the sametime two transverse constrictions appear, dividing it externally into threesections (Figs...
Ernst Haeckel 「The Evolution of Man」
...Figure t differsfrom the ordinary flute paho in having five constrictions in the upperpart, and in being continued into a very long shank...
Jesse Walter Fewkes 「Archeological Expedition to Arizona in 1895」
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triplet strengthening chuffed
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