...when at rest. The maxillae are minute, and the palpi (mp) are single-jointed, and the mandibles (m) are comparatively useless, being very short and small...horse-fly. But the structure of the tongue itself (labium, l) is most curious. When the fly settles upon a lump of sugar or other sweet object, it unbends its...

...when at rest. The maxillse are minute, their palpi (mp) being single-jointed, and the mandibles (m) are comparatively useless, being very short and small,...compared with the lancet-like jaws of the mosquito or horse fly. But the structure of the tongue itself (labium, 1} is most curious. When the fly settles...

...when at rest. The maxilhe are minute, and the palpi (mp) are single-jointed, and the mandibles (m) are comparatively useless, being very short and small...settles upon a lump of sugar or other sweet object, it unbciuls its tongue, extends it, and the broad knob-like end divides into two flat, muscular leaves...

...for study. The maxillae are minute, and their palpi (mp) are single-jointed, and the mandibles (m) are comparatively useless, being very short and small...compared with the lancet-like jaws of the mosquito. But the structure of the tongue itself (labium, /) is most curious. When the fly settles upon a lump...

...for study. The maxillae are minute, and their palpi (0z/) are single-jointed, and the mandibles (Iri) are comparatively useless, being very short and small...compared with the lancet-like jaws of the mosquito. But the structure of the tongue itself (labium, f) is most curious. When the fly settles upon a lump...

...bent under the FIRST LESSON8 IN ZOOLOGY. head when not in use. The structure of the tongue is very curious. When the fly settles upon a lump of sugar or other sweet object, or even upon the back of our hand FiQ. 118.— Proboscis of the house-fly. A, right side view; B, view...

...when at rest. The maxillae are minute, their palpi being single-jointed, and the mandibles or jaws are comparatively useless, being very short and small,...horse-fly. But the structure of the tongue itself (labium), is most curious. When a fly settles upon a lump of sugar or other sweet object, it unbends its tongue,...

...Magnified. flaps (label]a)} adapted for lapping liquid food. The structure of the proboscis is very curious. When the fly settles upon a lump of sugar or other sweet object, or even upon the back of our hand Menzbier, MA Ueber das Kopfskelet und die Mundwerkzeuge der Zweifliigler...

...labeiium. Magnified. flapg (^ella), adapted for lapping liquid food. The structure of the proboscis is very curious. When the fly settles upon a lump of sugar or other sweet object, or even upon the back of our hand Menztier, MA Ueber das Kopfskelet und die Mundwerkzeuge der Zweifliigler...

...mandibles or jaws, are comparatively useless, being very short and small, compared with the lancet like jaws of the mosquito or horse-fly. But the structure of the tongue itself (labium,) is most curious. When the fly settles upon a lump of sugar or other sweet object, it unbends its tongue,...