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Updated: August 3, 2024
On the whole, as far as I could judge, the females of those Prionidae, in which the sexes differ, are coloured more richly than the males, and this does not accord with the common rule in regard to colour, when acquired through sexual selection. Chalcosoma atlas. Copris isidis. Phanaeus faunus. Dipelicus cantori. Onthophagus rangifer, enlarged.
Primary sexual organs. Primates, sexual differences of colour in. Primogeniture, evils of. Prionidae, difference of the sexes in colour. Proctotretus multimaculatus. Proctotretus tenuis, sexual difference in the colour of. Profligacy. Progenitors, early, of man. Progress, not the normal rule in human society; elements of. Prong-horn antelope, horns of.
Some Longicorns, especially certain Prionidae, offer an exception to the rule that the sexes of beetles do not differ in colour. Most of these insects are large and splendidly coloured. Pyrodes pulcherrimus, in which the sexes differ conspicuously, has been described by Mr. Bates in 'Transact. Ent. Soc. 1869, p. 50.
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