This text is missing some spaces, please add them: Astheclassoffishesisthemostlowlyorganisedandappearedbeforetheothers,wemayconcludethatallthemembersofthevertebratekingdomarederivedfromsomefish-likeanimal,lesshighlyorganisedthananyasyetfoundinthelowestknownformations.
As the class of fishes is the most lowly organised and appeared before the others, we may conclude that all the members of the vertebrate kingdom are derived from some fish-like animal, less highly organised than any as yet found in the lowest known formations.

This text is missing some spaces, please add them: Upperband.-No.55.
Upper band.- No. 55.

This text is missing some spaces, please add them: LoweringNOₓemissionsbyalmost80%andreducingparticulatesbyhalfisatoughchallenge.Especiallyifyoudon’twanttocompromiseonengineperformance.
Lowering NOₓ emissions by almost 80% and reducing particulates by half is a tough challenge. Especially if you don’t want to compromise on engine performance.