What's the difference between chilopod and diplopod?

Chilopod

Definition:

Example Sentences:

(1) Moreover he makes an attempt to compare his observations with those concerning another group of Myriapods: the Chilopods.
(2) and Rhapidostreptus virgator) and two chilopod species (Lithobius forficatus and Scolopendra cingulata) were tested for the presence of antibacterial substances using Petri dish tests.

Definition:

Example Sentences:

(1) The antibacterial substances in the diplopod species were unstable when heated but were resistant to freezing.
(2) The whole of his observations induces the author to admit a structural plan common to all the Diplopods: neurosecretory cells of globuli I--(NOG) nerve--neurohemal organ (Gabe's organ).
(3) The paracommissural plates of Diplopods are neurohemal "organs" anatomically not individualized in bodies separate from the brain.
(4) The Diplopods studied by the author and more particularly Platyrrhacidae, Lysiopetalidae, Spirostreptida and Spirobolida, show neurosecretory cells near the globuli I.