bottom-living fauna

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• Fauna of Europe — is all the animals living in Europe and its surrounding seas and islands. Since there is no natural biogeographic boundary in the east and south between Europe and Asia, the term fauna of Europe is somewhat elusive. Europe is the western part of… …   Wikipedia

• Burgess shale type fauna — A number of assemblages bear fossil assemblages similar in character to that of the Burgess shale. While many are also preserved in a similar fashion to the Burgess shale, the term Burgess shale type fauna covers assemblages based on taxonomic… …   Wikipedia

• Oaks Bottom Wildlife Refuge — Part of the wetlands at Oaks Bottom Type Urban park Location Portland, Oregon …   Wikipedia

• fish — fishless, adj. /fish/, n., pl. (esp. collectively) fish, (esp. referring to two or more kinds or species) fishes, v. n. 1. any of various cold blooded, aquatic vertebrates, having gills, commonly fins, and typically an elongated body covered with …   Universalium

• Fish — /fish/, n. Hamilton, 1808 93, U.S. statesman: secretary of state 1869 77. * * * I Any of more than 24,000 species of cold blooded vertebrates found worldwide in fresh and salt water. Living species range from the primitive lampreys and hagfishes… …   Universalium

• Cold seep — Marine habitats Tube worms are among the dominant species in one of four cold seep community types in the Gulf of Mexico. Littoral zone …   Wikipedia

• Life Sciences — ▪ 2009 Introduction Zoology       In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …   Universalium

• Pacific Ocean — an ocean bordered by the American continents, Asia, and Australia: largest ocean in the world; divided by the equator into the North Pacific and the South Pacific. 70,000,000 sq. mi. (181,300,000 sq. km); greatest known depth, 35,433 ft. (10,800… …   Universalium

• sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… …   Universalium

• Chaetopterus variopedatus — Scientific classification Kingdom: Animalia Phylum: Annelida Class: Polychaeta …   Wikipedia

• Ottoia — Temporal range: Burgess shale …   Wikipedia