Alexander Kovalevsky

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Alexander Kovalevsky
University of Heidelberg
Known forGastrulation
Scientific career
FieldsEmbryology

Alexander Onufrievich Kovalevsky (

University of Heidelberg and became professor at the University of St Petersburg.[1][2][3][4]
He was the brother of the paleontologist Vladimir Kovalevsky, and the brother-in-law of the mathematician Sofya Kovalevskaya.

Discoveries

A. Lancelet (a chordate), B. Larval tunicate, C. Adult tunicate. Kovalevsky saw that the notochord (1) and gill slit (5) are features shared by tunicates and vertebrates.

Kowalevsky's family belonged to Ukrainian nobility.

He showed that all animals go through a period of gastrulation.[1][2][3][4]

Kovalevsky discovered that

phylogeny with homologies between the germ layers of embryos, foreshadowing evolutionary developmental biology.[5]

Antoine Fortuné Marion and Alexander Kovalevsky, founder and collaborator of the Annals of Natural History Museum of Marseille

Honors

He was elected on the 1st of May 1884 a Foreign Member of the Linnean Society of London.[6] The St. Petersburg Society of Naturalists annually awards the A.O. Kovalevsky Medal.

Bibliography

  • Kowalevsky, A (1901). "Les Hedylidés, étude anatomique". Zapiski Imperatorskoi Akademii Nauk. 12: 1–32.

References

  1. ^
    S2CID 46420506
    .
  2. ^
    S2CID 205674995
    .
  3. ^
    PMID 10209188
    .
  4. ^
    PMID 7050433
    .
  5. PMID 14756322
    .
  6. ^ Proceedings of the Linnean Society of London (Session 1883–1884). 1880. p. 11.
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