Ernst Heinrich Philipp August Haeckel (German: [ɛʁnst ˈhɛkl̩]; 16 February 1834 – 9 August 1919) was a German zoologist, naturalist, eugenicist, philosopher...

biogenetic law or embryological parallelism—often expressed using Ernst Haeckel's phrase "ontogeny recapitulates phylogeny"—is a historical hypothesis...

been a source of quite some controversy, both now and in the past. Ernst Haeckel at the University of Basel pioneered in this field. By comparing different...

as seven castes. Like most of Darwin's supporters,[citation needed] Ernst Haeckel (1834–1919) put forward a doctrine of evolutionary polygenism based...

in the bosom of the mystical body of Christ". The term was used by Ernst Haeckel in his book The Wonders of Life where (p. 342) the phronema is the name...

lack a nucleus. The taxon Monera was first proposed as a phylum by Ernst Haeckel in 1866. Subsequently, the phylum was elevated to the rank of kingdom...

Nature) is a book of lithographic and halftone prints by German biologist Ernst Haeckel. Originally published in sets of ten between 1899 and 1904 and collectively...

which Jean-Baptiste Lamarck expanded into 14 phyla by 1809. In 1874, Ernst Haeckel divided the animal kingdom into the multicellular Metazoa (now synonymous...

Welträthsel in several of his writings) and with the biologist-philosopher Ernst Haeckel, who, as a professor of zoology at the University of Jena, wrote the...

Challenger expedition, various species of siphonophores were collected. Ernst Haeckel attempted to conduct a write up of all of the species of siphonophores...

the evolutionary relationships of species through time was coined by Ernst Haeckel, who went further than Darwin in proposing phylogenic histories of life...

precursor concept. 1866, Ernst Haeckel, first publishes his phylogeny-based evolutionary tree, precursor concept. Haeckel introduces the now-disproved...

of Ernst Haeckel, and says that, if he still wishes to revive his wife afterwards, she will do as he asks. The story mainly concerns Ernst Haeckel (Derek...

Cuvier, Étienne Geoffroy Saint-Hilaire, Richard Owen, Carl Gegenbaur and Ernst Haeckel. In 1830, Cuvier and Saint-Hilaire engaged in a famous debate, which...

Ernst Haeckel, a.k.a. Häckel (5 April 1890 in Gemünden am Main – 26 September 1967) was a German general who was awarded the Knights Cross of the Iron...

Gegenbaur, Ernst Haeckel and others publishing detailed theories at the time of Darwin's "Origin of Species" (1858). The later fame of Ernst Haeckel eclipsed...

production. The term ontogeny was coined by Ernst Haeckel, a German zoologist and evolutionist in the 1860s. Haeckel, born in Germany on February 16, 1834,...

subcontinent but not in continental Africa or the Middle East. Biologist Ernst Haeckel's suggestion in 1870 that Lemuria could be the ancestral home of humans...

that existence has no telos - no final cause from purposeful design. Ernst Haeckel (1834-1919) invented and popularized the term dysteleology (German:...

the timing of embryonic development), which had been neglected since Ernst Haeckel's theory that ontogeny recapitulates phylogeny had been largely discredited...

ecology (German: Ökologie) was coined in 1866 by the German scientist Ernst Haeckel. The science of ecology as we know it today began with a group of American...

self-improvement which could be inherited. A proponent in Germany was Ernst Haeckel, who popularized Darwin's thought and his personal interpretation of...

formulate the concept of a minimal surface. The German biologist and artist Ernst Haeckel painted hundreds of marine organisms to emphasise their symmetry. Scottish...

articulata (including insects and annelids) and zoophytes or Radiata. Ernst Haeckel, in his 1866 Generelle Morphologie der Organismen, asserted that all...

prawns, shrimps and krills). The term was proposed by German biologist Ernst Haeckel to differentiate between the active swimmers in a body of water, and...

anti-Darwinist, he called Charles Darwin an "ignoramus" and his own student Ernst Haeckel a "fool". He described the original specimen of Neanderthal man as nothing...

184 "Ernst Haeckel – Britannica Concise" (biography), Encyclopædia Britannica Concise, 2006, Concise. Britannica.com webpage: CBritannica-Haeckel Archived...

Ernst Haeckel in 1875 and given its modern sense by Gavin de Beer in 1930. The concept of heterochrony was introduced by the German zoologist Ernst Haeckel...

related aspects of synergetics. The word "tectology" was introduced by Ernst Haeckel, but Bogdanov used it for a different purpose. His work Tektology: Universal...

influence, both directly and via their adoption by the biologist Ernst Haeckel. Ernst Haeckel was a German evolutionist and zoologist known for proposing the...