[26]

Red cabbage ─ Apogeotropism of seedlings with Cots. Two seedlings ─ Right-hand old one

April 5 & morning of 6th

[26v]

3

Chap. 9 Lowest Classes.

we know that our domesticated animals differences in colour sometimes appear in correlation with sex and regularly transmitted independently of selection of any kind.

(Many of the lower animals, in the lowest classes whether hermaphrodites or with the sexes separate, are ornamented with the most brilliant colours tints, or are shaded and striped in an extremely elegant manner. This is the case with many corals and sea-anemonies (Actineæ) with some jelly-fish (Medusæ, Porpita &c) with some few Planariæ, Ascidians, numerous Star-fishes, Echini &c; but we may safely conclude from the reasons already indicated, namely the union of the two sexes in some of these animals, the permanently affixed conditions of others, and their low mental powers of all, that such colours are of no service do not serve as a sexual purposes, attraction, and have not been gained acquired through sexual selection. Nevertheless It may be well here to remarked,for this point the subjectwill often recur that in= when appearing in with the higher animals intense and brilliant colours seem appear in most cases to be the result of have been acquired through sexual selection; and it may be asked on what are the grounds for each can so this opposite ends conclusions with in regard to the more highly and lowly or=