Theodor Mortensen* (1868-02-22 - 1952-04-03) person
Danish scientist, Sea urchin specialist at the Zoological Museum in København (1868-1952)
Names for this agent
- Dr. Theodor Jensen Mortensen
- Theodor Mortensen (preferred)
- Mortensen, T. J. (author)
- T. J. Mortensen (second author)
- No media showing this agent
- None to other agents
- None from other agents
- IZ (109 records) in years 1899-1937
- Mala (41 records) in years 1906-1960
Collecting Event Map
- Anthozoa: Antipathidae (17 records) in years 1900-1930
- Anthozoa: Myriopathidae (3 records) in years 1922-1930
- Anthozoa: [no family] (3 records) in year 1930
- Asteroidea: Asteriidae (4 records) in years 1914-1929
- Asteroidea: Asterinidae (1 record) in year 1914
- Asteroidea: Astropectinidae (2 records) in year 1930
- Asteroidea: Echinasteridae (2 records) in year 1914
- Asteroidea: Goniasteridae (2 records) in year 1937
- Asteroidea: Luidiidae (4 records) in years 1899-1914
- Asteroidea: Ophidiasteridae (2 records) in year 1930
- Asteroidea: Poraniidae (1 record) none known to year
- Bivalvia: Arcidae (5 records) in years 1906-1916
- Bivalvia: Cardiidae (6 records) in years 1915-1916
- Bivalvia: Corbulidae (1 record) in year 1915
- Bivalvia: Isognomonidae (1 record) in year 1916
- Bivalvia: Kelliidae (2 records) in years 1915-1916
- Bivalvia: Limidae (6 records) in years 1915-1929
- Bivalvia: Mytilidae (1 record) none known to year
- Bivalvia: Nuculanidae (1 record) in year 1915
- Bivalvia: Ostreidae (1 record) in year 1915
- Bivalvia: Pectinidae (6 records) in year 1915
- Bivalvia: Pinnidae (1 record) in year 1916
- Bivalvia: Plicatulidae (1 record) in year 1915
- Bivalvia: Solenidae (1 record) none known to year
- Bivalvia: Tellinidae (2 records) in year 1915
- Bivalvia: Teredinidae (2 records) in year 1906
- Bivalvia: Veneridae (2 records) in years 1915-1916
- Bivalvia: Xylophagaidae (1 record) in year 1929
- Crinoidea: Bourgueticrinidae (1 record) in year 1914
- Echinoidea: Cidaridae (5 records) in years 1905-1922
- Echinoidea: Clypeasteridae (2 records) in years 1922-1929
- Echinoidea: Echinidae (1 record) none known to year
- Echinoidea: Echinocyamidae (1 record) in year 1915
- Echinoidea: Echinothuriidae (2 records) in year 1922
- Echinoidea: Strongylocentrotidae (1 record) in year 1909
- Echinoidea: Temnopleuridae (2 records) in years 1915-1921
- Holothuroidea: Chiridotidae (2 records) in year 1914
- Holothuroidea: Cucumariidae (4 records) in year 1914
- Holothuroidea: Paracucumidae (1 record) in year 1924
- Holothuroidea: Synallactidae (1 record) in year 1923
- Holothuroidea: Synaptidae (8 records) in years 1901-1916
- Ophiuroidea: Amphilepididae (1 record) in year 1903
- Ophiuroidea: Amphiuridae (10 records) in years 1915-1929
- Ophiuroidea: Euryalidae (2 records) in year 1922
- Ophiuroidea: Ophiacanthidae (7 records) in years 1906-1930
- Ophiuroidea: Ophiactidae (2 records) in years 1911-1920
- Ophiuroidea: Ophiocomidae (1 record) in year 1914
- Ophiuroidea: Ophiodermatidae (1 record) in year 1914
- Ophiuroidea: Ophiolepididae (4 records) in years 1914-1929
- Ophiuroidea: Ophionereididae (1 record) in year 1929
- Ophiuroidea: Ophiotrichidae (3 records) in years 1922-1923
- Ophiuroidea: Ophiuridae (3 records) in years 1929-1930
- Phascolosomatidea: Phascolosomatidae (1 record) in year 1915
- Polychaeta: Eunicidae (1 record) in year 1929
- : [no family] (1 record) in year 1960
- Not a preparator of any material in MCZbase
- 153 identifications for 150 Invertebrate Zoology cataloged items
- None
- Mortensen, T. J. 1925. On a small collection of echinoderms from the Antarctic Sea. Arkiv för zoologi 17A(31):1–12. 2 citations
- Mortensen, T. J. 1928. A monograph of the Echinoidea. Vol. 1. C.A. Reitzel, Copenhagen. 546 pp. 1 citation
- Mortensen, T. J. 1909. Die Echinoiden der Deutschen Sudpolar-Expedition 1901-1903. Druck und Verlag von Georg Reimer, Berlin. 113 pp. 6 citations
- Mortensen, T. J. 1933. Papers from Dr. Th. Mortensen's Pacific Expedition 1914-16. LXV. Videnskabelige meddelelser Naturhistorisk forening i Kjøbenhavn 93:300–390. 3 citations
- Mortensen, T. J. 1914. On the alleged primitive Ophiuroid Ophioteresis Elegans Bell; with description of a new species of Ophiothela. Mindeskrift I Anledning af Hundredaaret for Japetus Steenstrups FØdsel 1:1–20. 1 citation
- Mortensen, T. J. 1921. Papers From Dr. Th. Mortensen's Pacific Expedition 1914-1916 VIII Echinoderms of New Zealand and the Auckland Campbell Islands 1. Echinoidea. Videnskabelige meddelelser Naturhistorisk forening i Kjøbenhavn 18:1–300. 2 citations
- Lutken, C. F. and T. J. Mortensen. 1899. Reports on the exploration off the west coasts of Mexico, Central and South America, and off the Galapagos Islands, in charge of Alexander Agassiz by the U.S. Fish Commission Steamer "Albatross," during 1891, Lieut.-Commander Z.L. Tanner, U.S.N., Commanding. XXV. The Ophiuridae. Memoirs of the Museum of Comparative Zoology 23(2):97–208. 72 citations
- Mortensen, T. J. 1933. Papers from Dr. Th. Mortensen's Pacific Expedition 1914-16. LXVI. Videnskabelige meddelelser Naturhistorisk forening i Kjøbenhavn 93:401–473. 9 citations
- Mortensen, T. J. 1936. Discovery Reports. Vol. 12. London, New York, Cambridge University Press. 10 citations
- Mortensen, T. J. 1933. Papers from Dr. Th. Mortensen's Pacific Expedition 1914-16. LXIII. Videnskabelige meddelelser Naturhistorisk forening i Kjøbenhavn 93:100–200. 2 citations
- Mortensen, T. J. 1936. Echinoidea and Ophiuroidea. Discovery Reports Issued by the Discovery Committee, Colonial Office, London 12:199–348.
- Mortensen, T. J. 1925. Papers from Dr. Th. Mortensen's Pacific Expedition 1914-16. XXIX(III):260–420. 3 citations
- Mortensen, T. J. 1928. Papers from Dr. Th. Mortensen's Pacific Expedition 1914-16 XLIV New Cidaridae. Saertryk af Vidensk. Medd. fra Dansk naturh. Foren. 85:65–74. 5 citations
- Mortensen, T. J. 1948. A monograph of the Echinoidea IV.2 Clypeastroida. Clepeasteridae, Arachnoididae, Figulariidae, Laganidae and Scutellidae. C.A. Reitzel, Copenhagen. 471 pp. 3 citations
- Mortensen, T. J. 1930. Some new Japanese echinoids. Annotationes Zoologicae Japonenses 12(2):387–404. 2 citations
- Mortensen, T. J. 1934. New Echinoidea preliminary notice. Videnskabelige Meddelelser fra Dansk Naturhistorike Forening 98:161–168. 1 citation
- Mortensen, T. J. 1921. Notes on some Scandinavian echinoderms with descriptions of two new Ophiurids. Videnskabelige Meddelelser fra Dansk Naturhistorike Forening 72:45–79. 1 citation
- Mortensen, T. J. 1904. The Danish Expedition to Siam 1899-1900 II. Echinoidea. Memoires de l’Academie Royale des Sciences et des Lettres de Danemark, Copenhague, Series 7, 1:1–125. 8 citations
- Mortensen, T. J. 1938. Contributions to the study of the development and larval forms of Echinoderms IV. Det Kongelige Danske videnskabernes selskabs skrifter. Afhandlinger 9(7 (3)):1–59. 1 citation
- Mortensen, T. J. 1926. Report on the echinoderms (Cambridge expedition to the Suez Canal, 1924). Transactions of the Zoological Society of London 22:117–131. 1 citation
- Mortensen, T. J. 1940. Ophiuroids of Iran. Danish Scientific Investigations in Iran 2:1–200. 1 citation
- Mortensen, T. J. 1905. Some new species of Echinoidea. Videnskabelige meddelelser Naturhistorisk forening i Kjøbenhavn:241–243. 2 citations
- Mortensen, T. J. 1933. Ophiuroidea. Vol. 4.(Series The Danish Ingolf Expedition). Bianco Luno, Copenhagen. 121 pp. 1 citation
- Mortensen, T. J. 1939. New Echinoidea (Aulodonta) preliminary notice. Videnskabelige meddelelser Naturhistorisk forening i Kjøbenhavn Bind 103(Med 85):547–550. 1 citation
- Mortensen, T. J. 1927. A new species of the genus Echinarachnius from Japan. Annotationes Zoologicae Japonenses 11:195–201. 1 citation
- Mortensen, T. J. 1903. Echinoidea (Part I). Vol. 4.(Series The Danish Ingolf-Expedition). Bianco Luno, Copenhagen. 200 pp. 4 citations
- Mortensen, T. J. 1938. Contributions to the study of the development and larval forms of echinoderms IV. Memoires de l’Academie Royale des Sciences et des Lettres de Danemark, Copenhague, Series 9, 7(3):1–59. 1 citation
- Mortensen, T. J. 1924. Papers from Dr. Mortensen's Pacific Expedition 1914-1916 XX Echinoderms of New Zealand and the Auckland-Campbell Islands. Videnskabelige meddelelser Naturhistorisk forening i Kjøbenhavn bd. 77(20):91–178. 5 citations
- Mortensen, T. J. 1910. Microphiura decipiens n. g. n. sp. - a remarkable new West Indian Ophiurid. Videnskabelige Meddelelser fra Dansk Naturhistorike Forening:203–209. 2 citations
- Mortensen, T. J. 1933. Papers from Dr. Mortensen's Pacific Expedition 1914-16 LXIII Biological Observations on Ophiurids, with Descriptions of two New Genera and four New Species. Videnskabelige Meddelelser fra Dansk Naturhistorike Forening 93:171–196. 1 citation