Mortensen theodor (196 Ergebnisse)

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Paperback or Softback. Zustand: New. The Danish Expedition to Siam, 1899-1900. II. Echinoidea (I). Book.

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Paperback or Softback. Zustand: New. Echinoidea of the Swedish South Polar Expedition. Book.

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Wrappers. Zustand: Good. Smithsonian Institution, United States National Museum, Bulletin 100, Volume 14, Part 1. Washington, United States Government Printing Office, Published 1940. Wraps, iv + 52 pp.; 25 cm; staple-bound; with one full-page plate of pedicellariae line drawings and numerous in-text figures.In Good condition. Pale olive green paper wraps printed in black, the front cover with title and Smithsonian seal, the rear cover with a printed torch ornament. A few small nicks and light creasing along the edges of the covers, with a couple of small spots of soiling near the top of the front cover. Mild shelf wear and light toning to the covers. Binding tight. Pages lightly toned at the edges. Otherwise unmarked. Several leaves remain unopened along the top edges, indicating the pamphlet has seen little handling since publication.The 1907-1910 Philippine Expedition by the U.S. Fisheries steamer Albatross was a landmark biological survey of the Philippine archipelago and surrounding seas. Theodor Mortensen's taxonomic report on the sea urchins collected during the expedition was published by the Smithsonian in three installments: the first (1927, Bulletin 100, Volume 6, Part 4) treated the family Cidaridae; the present second installment, issued in 1940 as Bulletin 100, Volume 14, Part 1, covers ten further families spanning four orders; a third and concluding installment appeared in 1948 as Volume 14, Part 3. Mortensen (1868-1952), the Danish zoologist regarded as the twentieth century's leading authority on echinoderms and author of the monumental five-volume A Monograph of the Echinoidea (1928-1951), describes eight new species in this volume, one of which becomes the type of a new genus (Hemiphormosoma) within the Echinothuriidae; three new varieties are also introduced.Family coverage: Echinothuriidae, Saleniidae, Arbaciidae, Aspidodiadematidae, Micropygidae, Diadematidae, Pedinidae, Temnopleuridae, Toxopneustidae, and Echinometridae.Contents: Introduction; Order Lepidocentroida (Family Echinothuriidae, with Subfamilies Phormosominae and Asthenosominae); Order Stirodonta (Families Saleniidae, Arbaciidae); Order Aulodonta (Families Aspidodiadematidae, Micropygidae, Diadematidae, Pedinidae); Order Camarodonta (Families Temnopleuridae, Toxopneustidae, Echinometridae).…

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Hardback or Cased Book. Zustand: New. Echinoderms From East Greenland. Book.

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Pamphlet. Zustand: Good. Smithsonian Institution, United States National Museum, Bulletin 100, Volume 14, Part 3. Washington, United States Government Printing Office, Published 1948. Pamphlet in pale green paper wraps, staple-bound, iii + pp. 93-140 (separately paginated from the other parts); 24 cm.In Good condition. Pale green paper wraps printed in black, the front cover with title and Smithsonian seal, the rear cover with a printed torch ornament. A few small nicks along the edges and some stress tearing to the paper along the stapled spine. A university library receipt stamp dated November 22, 1948 on the rear cover. Mild shelf wear and light toning to the covers. Binding is tight. Pages lightly toned but otherwise clean and unmarked. Notably, several leaves remain unopened along the top and fore edges, indicating the pamphlet has seen little handling since publication.Part 3, the concluding part, of Theodor Mortensen's taxonomic report on the sea urchins collected by the U.S. Bureau of Fisheries steamer Albatross during its landmark Philippine Expedition of 1907-1910. Mortensen (1868-1952), the Danish zoologist regarded as the twentieth century's leading authority on echinoderms and author of the monumental five-volume A Monograph of the Echinoidea (1928-1951), here treats thirteen families spanning four orders. Two new genera are established in this part: Isopatagus (in the Micrasteridae) and Eurypatagus (in the Spatangidae), with generic diagnoses, species treatments, and locality records from the Albatross stations.Family coverage: Echinoneidae, Echinolampadidae, Clypeastridae, Arachnoididae, Laganidae, Fibulariidae, Urechinidae, Echinocorythidae, Palaeostomatidae, Micrasteridae, Palaeopneustidae, Hemiasteridae, and Spatangidae.Contents: Order Holectypoida (Family Echinoneidae); Order Cassiduloida (Family Echinolampadidae); Order Clypeastroida (Families Clypeastridae, Arachnoididae, Laganidae, Fibulariidae); Order Spatangoida (Families Urechinidae, Echinocorythidae, Palaeostomatidae, Micrasteridae, Palaeopneustidae, Hemiasteridae, Spatangidae).…

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