Crossword-Solution: CARINATE 8 letters, 1 clue 🏆 scrabble score: 10

The abdomen velvety black; the base truncate, the truncation smooth and shining; its margin carinate; the upper surface of the basal segment yellowish-white, a broad bilobed fascia of the same colour at the apical margin of the second segment; the apex ferruginous.

Abdomen: the basal petiolated segment ferruginous, with its apical half black above; the apical segment with an angular shape at its base, which is smooth and shining, with its lateral margins carinate, the extreme apex ferruginous; beneath smooth and shining, with the apical margins rufo-piceous.

All other existing birds belong to the second division, and are called (from the keel on the breast-bone) _carinate_ birds.

These bones are such remarkable anticipations of the same parts in ordinary (_i.e._ carinate) birds {71} that it is hardly possible for a Darwinian not to regard the resemblance as due to community of origin.

Thus a difficulty presents itself as to the explanation of the three following relationships:--(1) That of the Pterodactyles with carinate birds; (2) that of the Dinosauria with struthious birds; (3) that of the carinate and struthious birds with each other.