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A: Foliaceous laminae, or gills "The breathing apparatus of a water insect called the Ephemera."

Branchiae, or Gills, of an Aquatic Larva (Ephemera)

A: Foliaceous laminae, or gills "The breathing apparatus of a water insect called the Ephemera."

A: Cephalic ganglion B: Sub-esophagean ganglion C: Prothoracic ganglion D: Mesothorax ganglion E: Metathorax ganglion F: Abdominal ganglions

Nervous System of Carabus Auratus

A: Cephalic ganglion B: Sub-esophagean ganglion C: Prothoracic ganglion D: Mesothorax ganglion E: Metathorax…

A: Abdominal portion of the dorsal vessel B: Aortic or thoracic portion C: Air-vessels of the head D: Air-vessels of the abdomen

Organs of Circulation and Breathing in an Insect

A: Abdominal portion of the dorsal vessel B: Aortic or thoracic portion C: Air-vessels of the head D:…