A Text-book of Entomology / Including the Anatomy, Physiology, Embryology and Metamorphoses of Insects for Use in Agricultural and Technical Schools and Colleges as Well as by the Working Entomologist

by A. S. Packard

2. Silpha livida 24.4.

1. Ocypus morio 17.

2. Quedeus fulgidus 29.6.

1. Donacia nymphææ, 42.7.

2. Crioceris merdigera 39.2.

1. Bombus terrestris 16.1.

2. Bombus rupestris 14.5.

3. Apis mellifica 20.2.

As regards the pushing power, the relation of the load to the size of the body in different large beetles, gave the following figures:—

Oryctes nasicornis 3.2.