ume that in these cases the mouth and legs have been modified, the answer is, that they depart greatly from the type found in allied insects, and that be¬ tween this original type and the most modified examples, various gradations are to be found. The mouth of an insect is composed of (i) an upper… … Fig. 11. — Mouth-parts of a Wasp a, labrum or upper lip ; b, mandibles ; c, maxilla; ; d , labium or lower lip ; xx, palpi. that is to say, from side to side, and not, as in man and other mammalia, upwards and downwards. The lower lip and maxillae are each provided with a pair of feelers or palpi…
Flowers -- Color · Plants -- Variation · Fertilization of plants
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