"Head and mouth parts of bee. a., Antenna; m., mandible; g., labrum or epipharynx; mx.p., rudiment of maxillary palp; mx., lamina of maxilla; lp., labial palp; l., ligula; b., bouton at end. The paraglossae lie concealed between the basal portions of the labial palps and the ligula." -Thomson, 1916

Bee Head

"Head and mouth parts of bee. a., Antenna; m., mandible; g., labrum or epipharynx; mx.p., rudiment of…

The side view of the compound eye of the housefly.

Compound Eye of Housefly

The side view of the compound eye of the housefly.

The female locust anal characters, showing the horny valves.

Female Locust Anatomy

The female locust anal characters, showing the horny valves.

Insect claw.

Insect

Insect claw.

An insect claw.

Insect Anatomy

An insect claw.

An insect claw.

Insect Claw

An insect claw.

"Transverse section of insect. h., Heart; g., gut; n., nerve-cord; st., stigma; tr., trachea; w., wing; f., femur of leg." -Thomson, 1916

Insect Section

"Transverse section of insect. h., Heart; g., gut; n., nerve-cord; st., stigma; tr., trachea; w., wing;…

The securifera or saws of the sawfly (Lophyrus suffusus), an insect related to the wasps and bees.

Securifera

The securifera or saws of the sawfly (Lophyrus suffusus), an insect related to the wasps and bees.