Licence: Public Domain Mark
Credit: A first book in organic evolution / by D. Kerfoot Shute. Source: Wellcome Collection.
Provider: This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.
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![Pan-gen e-sis [Gr. pas, all; getiesis, origin.] Par-a-me' ci-um [Gr. par ante kes, of longish shape.] Par-then-o-gen'e-sis [Gr. parthenos, virgin; genesis, origin.] Production of a new individual from a virgin female without intervention of a male; reproduction by means of unfertilized eggs Per-en-ni bran-chi-a'ta [Lat. perennis, perpetual; branchia, gills.] Per en-ni bran'chi-ates [Vid. Perennibranchiata.] Ped'al [Lat. pes, foot.] Per'mi-an [Perm, Russia.] Phan'er-o-gams [Gr. phaneros, visible; gamos, marriage.] Flowering plants. Phos-phor-es'cence. Phryn-o-ceph'a-lus mys-ta’ce-us. Phy-log'eny [Gr. phylon, tribe; genesis, origin.] The history of the evolution of a species or group; distinguished from ontogeny. Phy-lo-ge-net’ic [Vid. phylogeny.] Pertaining to phylogeny. Pith'e-coid [Gr. pithekos, ape; eidos, like.] Pith-e-can-thro'pus [Gr. pit hekos, ape; anthropos, man.] Pla-gi-os'to-mi [Gr. plagios, oblique; stoma, mouth.] A di- vision of Elasmobranchii, including sharks and rays. Pla-cen'tal [Lat. placenta, cake.] So called on account of its shape. Pertaining to the placenta, the organ of attachment of higher vertebrate (monodelph) embryos to the wall of the uterus of the female. Plas'tids [Gr. plastos, formed.] Plat-y-hel-min'thes [Gr. platys, flat; helminos, worm.] Platy-rhi'nae [Gr. platys, broad, flat; rhis, nose.] Monkeys of the New World having long tails and a wide septum to the nose. Pleur-a-can'thus [Gr. pleuron, rib; akantha, thorn.] Pleu'ral [Gr. pleura, rib, side.] Pli-o-hip'pus [Pliocene; Gr. hippos, horse.] Pli'o-cene [Gr. pleion, more; kainos, recent.] Plumes [Lat. pluma, small soft feather.] Feathers, especially when ornamental or large; or tufts of large and ornamental feathers. Pneu-mo-coc'ci [Gr.pnewnon, lung; kokkos, berry.] Bacteria (spheroidal) found in those suffering from pneumonia.](https://iiif.wellcomecollection.org/image/b21900905_0315.jp2/full/800%2C/0/default.jpg)