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papill, or teats, through which the insect draws iv thread,

Scorpio.   Scorpion.

Antenna, or palpi, like claws, on the head.. Legs eight. Eyes eight ; three on each side of the thorax, and two on the back. Tail long, jointed, and termi' hated by a curved piercer. On the under side, two toothed processes, resembling combs.

11. Dancer.   Crab

Antenme four, beneath the eyes. Feelers six, un equal in length. Legs eight, sometimes six or ten; besides twe Tirms, terminated by claws. Eyes two, movable; generally projecting, or placed upon a stalk Tail; ointed, unarmed.

12. Monoculus.   Monocu1us

Antennae used in swimming and leaping. Feet made for swimming. Body covered with a shell. Eyes fixed in the shell, and, in most species, very near one another.

13. Oniscus.   Oniscus.

Antenna taper and bent. Legs fourteen. Body oval.

14. Scolopendra.   Centipede..

antennae taper. Legs numerous, equal to the number of the segnents of the body on each side. Feelers two, jointed. Body depressed.

15. Julus.