An Introduction to Entomology: Vol. 4 / or Elements of the Natural History of the Insects

by William Kirby; William Spence

Head and Trunk coalite.

Palpi pediform, anterior pair without claws.

Abdomen without segments or elongated tail.

Spiracles two[1251].

Anus furnished with an apparatus for spinning[1252].

2. Scorpionidea M^cL. (Scorpio L. Latr.)

Def. Mandibles chelate.

Head and Trunk coalite.

Anterior Palpi chelate[1253].

Posterior Palpi pediform.