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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![Ma-ca'cus. Mam'mal [Lat mamma, breast; suffix -al\ in analogy with Animal. Dr. Th. Gill.] Vertebrate animal whose female has mammae, or milk-secreting organs. Mam-ma'li-a [Vid. mammal.] Man'tis [Gr. mantis, prophet.] The mantises are insects noted for the manner in which they carry the large spinous fore legs when waiting for prey. They have the attitude, then, as if praying. Mar'mo-set. A small South-American monkey. Mar-si-po-bran’chi-i [Gr. ?narsipos, bag; bronchia, gills.] Mar-su'pi-al [Lat. marsupium, pouch.] Animals having a marsupium or pouch for retaining the young. Mas'to-don [Gr. mast os, breast; odous, tooth.] An extinct elephant. Me-dul' la [Lat. medius, middle.] A subdivision of the brain— that portion especially that is continuous with the spinal chord. Men-o-bran’chus [Gr. meno, remain; bronchia, gills.] A large American aquatic amphibian, of salamander-like form, with persistent gills, as the mud-puppy. Mens sana in corpore sano. A Latin phrase meaning a sound mind in a sound body. Mes-en-ceph'a-lon [Gr. mesos, middle; enkephalos, brain.] A fundamental segment of the brain. Mes'en-chyme [Gr. mesos, middle; enchyma, infusion.] Mes'o-blast [Gr. mesos, middle; biastos, germ.] Mes-o-gloe'a [Gr. mesos, middle; gloia, glue.] Mes-o-hip'pus [Gr. mesos, middle; hippos, horse.] Mes-o-zo'ic [Gr. mesos, middle; zoe, life.] Met a-dis-coi'dal [Gr. met a, after; diskos, disk; eidos, appearance. ] Resembling a discoidal form. Met-a-mor'pho-sis [Gr. meta, over; morphe, form.] The series of pronounced external changes through which an animal passes after leaving the egg-envelopes and before reaching sexual maturity. Met-a-phy'ta [Gr. meta, above, higher; phyton, plant.] Met'a-plasm [Gr. metaplasmos. transformation.] Met-a-zo'a [Gr. meta, after, higher; zoon, animal.] Met-en-ceph'alon [Gr. 7neta, after; enkephalos, brain.] A fundamental segment of the brain.](https://iiif.wellcomecollection.org/image/b21900905_0312.jp2/full/800%2C/0/default.jpg)