Page:Micrographia - or some physiological descriptions of minute bodies made by magnifying glasses with observations and inquiries thereupon.djvu/371

Rh Obser. 38.Of the Wings of Flyes.

After what manner and how swiftly ''the wings of Insects move. A'' description of the Pendulums under the wings, and their motion; the shape and structure of the parts of the wing.

Obser. 39.Of the Head of a Fly.

1. All the face of a Drone-fly is nothing almost but eyes.2. Those are of two magnitudes.3. They are Hemispheres, and very reflective and smooth.4. Some directed towards every quarter.5. How the fly cleanses them.6. Their number.7. Their order: divers particulars observ'd in the ''dissecting a head. That these are very'' probably the eyes of the Creature; argued from several Observations and Experiments, that Crabs, Lobsters, Shrimps, seem to be water Insects, and to be framed much like Air Insects. Several Considerations about their manner of vision.

Obser. 40.Of the Teeth of a Snail.

A brief description of it.

Observ. 41.Of the Eggs of Silkworms.

Several Observables about the Eggs of Insects.

Observ. 42.Of a blue Fly.

A description of its outward and ''inward parts. Its hardiness to indure'' freezing, and sleeping in Spirit of wine.

Observ. 43.Of a water Insect.

A description of its shape, transparency, motion, both internal and progressive, ''and transformation. A History'' somewhat Analogus cited out of Piso. Several Observations about the various wayes of the generations of Insects: by what means they act so ''seemingly wisely and prudently. Several'' Quæries propounded.Postscript, containing a relation of another very odd way of the generation of Insects. An Observation about the fertility of the Earth of our Climate in producing Insects, and of divers other wayes of their generation.

Observ. 44.Of the tufted Gnat.

Several Observables about Insects, and a more particular description of the parts of this Gnat.

Ob. 45.Of the great belly'd Gnat.

A short description of it.

Obser. 46.Of a white Moth.

A description of the feathers and wings of this, and several other ''Insects. Divers Considerations about the'' wings, and the flying of Insects and Birds.

Obs. 47.Of the Shepherd Spider.

A description of its Eyes: and the sockets of its long legs: and a Conjecture of the mechanical reason of its fabrick; together with a supposition, that 'tis not unlikely, but Spiders may have the make of their inward parts exactly like a Crab, which may be call'd a water Spider.

Obser. 48.Of the hunting Spider.

A short description of it; to which is annext an excellent History of it, made by Mr. Evelyn. Some further Rh