• Thumbnail for Calcareous
    Calcareous (/kælˈkɛəriəs/) is an adjective meaning "mostly or partly composed of calcium carbonate", in other words, containing lime or being chalky. The...
    6 KB (654 words) - 17:33, 6 September 2024
  • Thumbnail for Calcareous sponge
    The calcareous sponges (class Calcarea) are members of the animal phylum Porifera, the cellular sponges. They are characterized by spicules made of calcium...
    10 KB (918 words) - 22:15, 9 April 2024
  • Thumbnail for Calcareous grassland
    Calcareous grassland (or alkaline grassland) is an ecosystem associated with thin basic soil, such as that on chalk and limestone downland. Plants on calcareous...
    4 KB (418 words) - 18:41, 5 February 2024
  • Thumbnail for Calcareous glade
    A calcareous glade is a type of ecological community that is found in the central Eastern United States. Calcareous glades occur where bedrock such as...
    10 KB (1,084 words) - 03:53, 12 August 2024
  • Thumbnail for Calcareous nannofossils
    Calcareous nannofossils are a class of tiny (less than 30 microns in diameter) microfossils that are similar to coccoliths deposited by the modern-day...
    13 KB (1,385 words) - 02:06, 25 October 2024
  • Thumbnail for Mnium
    Mnium (redirect from Mnium calcareous moss)
    J.J. Amann – Arizona calcareous moss Mnium blyttii Bruch & Schimp. – Blytt's calcareous moss Mnium hornum Hedw. – horn calcareous moss Mnium jungermannia...
    2 KB (113 words) - 19:15, 13 October 2023
  • Calcareous dinoflagellate cysts or calcareous dinocysts are dinoflagellate cysts produced by a group of peridinoid dinoflagellates, called calcareous...
    6 KB (720 words) - 02:33, 16 May 2023
  • Thumbnail for Northern Limestone Alps
    Limestone Alps (German: Nördliche Kalkalpen), also called the Northern Calcareous Alps, are the ranges of the Eastern Alps north of the Central Eastern...
    4 KB (227 words) - 13:15, 21 October 2024
  • Thumbnail for Southern Limestone Alps
    Sud-orientali, German: Südliche Kalkalpen), also called the Southern Calcareous Alps, are the ranges of the Eastern Alps south of the Central Eastern...
    4 KB (259 words) - 20:25, 23 October 2024
  • Calcareous sinter is a freshwater calcium carbonate deposit, also known as calc-sinter. Deposits are characterised by low porosity and well-developed lamination...
    6 KB (610 words) - 03:54, 12 August 2024
  • Thumbnail for Raphidonema (sponge)
    Raphidonema is an extinct genus of calcareous sponges. This genus is known in the fossil records from the Cretaceous period of France and United Kingdom...
    954 bytes (50 words) - 23:27, 17 December 2021
  • Thumbnail for Lime (material)
    Lime is an inorganic material composed primarily of calcium oxides and hydroxides. It is also the name for calcium oxide which occurs as a product of coal-seam...
    19 KB (2,351 words) - 19:28, 30 October 2024
  • The Calcareous Grit is a geologic formation in England. It preserves fossils dating back to the Jurassic period. Earth sciences portal England portal Paleontology...
    1 KB (57 words) - 09:43, 11 February 2024
  • Thumbnail for Travertine
    Travertine (redirect from Calcareous tuff)
    gypsum – see the variety called "onyx-marble", actually a travertine Calcareous sinter – Freshwater calcium carbonate deposit Calthemite – Secondary calcium...
    42 KB (4,554 words) - 00:56, 20 October 2024
  • ooze are siliceous, which is composed primarily of silica (SiO2), and calcareous or carbonate, which is mostly calcium carbonate (CaCO3). In an area in...
    7 KB (857 words) - 11:31, 16 September 2023
  • Thumbnail for Tufa
    Morphology can vary from mineratrophic wetlands to spring aprons (see calcareous sinter) Braided channel – Deposits form within a fluvial channel, dominated...
    13 KB (1,271 words) - 17:05, 17 September 2024
  • Thumbnail for Calcite
    Calcite (redirect from Calcareous spar)
    Calcite is a carbonate mineral and the most stable polymorph of calcium carbonate (CaCO3). It is a very common mineral, particularly as a component of...
    46 KB (4,824 words) - 23:09, 21 October 2024
  • Arturia canariensis, commonly known as the yellow calcareous sponge, is a species of sponge in the family Clathrinidae. It is found in shallow seas in...
    5 KB (548 words) - 01:21, 18 October 2024
  • Thumbnail for Serpula vermicularis
    Serpula vermicularis, known by common names including the calcareous tubeworm, fan worm, plume worm or red tube worm, is a species of segmented marine...
    8 KB (880 words) - 23:33, 31 December 2023
  • the Entre-Deux-Mers region of Bordeaux. Brickearth – See under Loess. Calcareous soil – Alkaline soil with high levels of calcium and magnesium carbonate...
    12 KB (1,633 words) - 21:15, 25 February 2024
  • The Limestone Alps (German: Kalkalpen) are sub-mountain range of the Alps in Central Europe. They are of economic importance, including as a watershed...
    3 KB (339 words) - 00:55, 28 October 2024
  • The Southern Ridge and Valley / Cumberland dry calcareous forest is a forest system found in Alabama, Georgia, Tennessee, Kentucky, Virginia, and West...
    2 KB (165 words) - 04:08, 11 January 2020
  • Thumbnail for Epiphragm
    water loss than a thin mucus epiphragm would be. This very sturdy flat calcareous structure has a small perforation to allow for oxygen exchange. Helix...
    4 KB (538 words) - 05:50, 13 March 2024
  • Thumbnail for Dinaric calcareous block fir forest
    The dinaric calcareous silver fir forests are an endemic vegetation type of the littoral Dinaric Alps, located in the Dinaric Mountains mixed forests ecoregion...
    10 KB (440 words) - 23:41, 29 August 2024
  • Thumbnail for Mnium stellare
    Mnium stellare, the starry thyme-moss or stellar calcareous moss, is a moss species in the genus Mnium. Edwards, Sean R. (2012). English Names for British...
    922 bytes (76 words) - 06:06, 2 December 2023
  • Thumbnail for Sponge spicule
    and the construction of the metazoan body plan. Sponge spicules can be calcareous or siliceous. Siliceous spicules are sometimes embedded in spongin. Spicules...
    71 KB (7,846 words) - 18:49, 18 September 2024
  • Thumbnail for Gastropoda
    This is usually made of a horn-like material, but in some molluscs it is calcareous. In the land slugs, the shell is reduced or absent, and the body is streamlined...
    48 KB (5,042 words) - 12:00, 17 October 2024
  • Thumbnail for Barnacle
    described. Barnacle adults are sessile; most are suspension feeders with hard calcareous shells, but the Rhizocephala are specialized parasites of other crustaceans...
    49 KB (4,706 words) - 12:32, 5 October 2024
  • of Santa Barbara Calcareous Skeletons A Radiolarian of the family Bagotidae Canoptum C. poissoni North of Santa Barbara Calcareous Skeletons A Radiolarian...
    12 KB (675 words) - 14:25, 24 October 2024
  • Thumbnail for Sycon
    Sycon is a genus of calcareous sponges belonging to the family Sycettidae. These sponges are small, growing up to 7.5 cm with a length from 2.5 to 7.5 cm...
    7 KB (466 words) - 23:27, 1 February 2023