1. Crinoids synonyms, Crinoids pronunciation, Crinoids translation, English dictionary definition of Crinoids

2. Crinoids - definition of Crinoids by The Free Dictionary.

3. Crinoids were not plants, however; Crinoids were animals

4. The Crinoids are a class of Echinoderms

5. New Late Mississippian Crinoids from Northern Arkansas

6. The Crinoids are a class of Echinoderms

7. ActinoCrinites is an extinct genus of crinoids.

8. Crinoids are neither abundant nor familiar organisms today

9. Sea lilies and feather stars are types of Crinoids.

10. Crinoids have graced the oceans for more than 500 million years

11. Complete Crinoids are considered rare and are therefore cherished by collectors

12. Fossil Crinoids are generally perserved as fragments of the three sections

13. Crinoids are echinoderms related to starfish, sea urchins, and brittle stars

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15. The Crinoids are a breed apart however, they resemble an underwater flower

16. Crinoids, sometimes commonly referred to as sea lilies are animals not plants

17. Crinoids were common during the Paleozoic Era and are important index fossils

18. Crinoids are marine animals belonging to the Phylum Echinodermata and the Class Crinoidea

19. Common fossils from this time are marine Belemnites, clams, crinoids, and sea urchins

20. Columnal One of the plates that form the stem (stalk) of crinoids (Crinoidea)

21. Many Crinoids live in the deep sea, but others are common on coral reefs

22. Stalkless Crinoids, or comatulids, have numerous movable processes (cirri) and can crawl and swim

23. Crinoids are often called “sea lilies” because of their resemblance to an underwater flower

24. Crinoids like all echinodermata have 5 sections and are radially symmetrical (picture a starfish)

25. Collector's Guide to Crawfordsville Crinoids The author and David Harper (now a professor at Durham University) have collaborated since 1987 on a research program on Antillean brachiopods and Crinoids in deep-water sedimentary

26. Crinoids are echinoderms and are true animals even though they are commonly called sea lilies

27. All Crinoids are marine, and live both in shallow water and in depths as great as 6000 meters.The basic echinoderm pattern of fivefold symmetry can be recognized, but most Crinoids have many more than five arms.

28. In the Midwestern United States, fossilized segments of columnal crinoids are sometimes known as Indian beads.

29. Examples of fossil crinoids that have been interpreted as free-swimming include Marsupitsa, Saccocoma and Uintacrinus.

30. Crinoids, also known as sea lilies, are related to starfish, sea urchins, and sea cucumbers

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32. Crinoids are a kind of sea animal that look like a flower growing on thick stems

33. All Crinoids are marine, and live both in shallow water and in depths as great as 6000 meters.The basic echinoderm pattern of fivefold symmetry can be recognized, but most Crinoids have many more than five arms.

34. Crinoids (cry'-noids) are called "sea lilies," but they are animals rather than plants

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36. Stalked Crinoids, or sea lilies, have a segmented stalk, which is up to 1 m long

37. Fossils of Crinoids from Crawfordsville, Indiana are known worldwide for their abundance, completeness, and large size

38. There are two Crinoid body forms; stalked Crinoids or sea lilies and unstalked feather stars (comatulids)

39. Crinoids are marine filter feeders that have a collection of branching arms on top of a stem

40. Crinoids recovered during the Triassic and re-occupied almost all ecological niches they had held in Palaeozoic times

41. Crinoids provide evidence of organic evolution and continuing changes to the geography, environments and ecosystems of our planet

42. In most extant Crinoids, primarily the shallow-water ones, there are two body regions, the calyx and the rays.

43. Crinoids, like other members of the phylum Echinodermata, are exclusively marine animals with pentaradial symmetry and water-vascular systems

44. Although the basic echinoderm pattern of fivefold symmetry can be recognised, most crinoids have many more than five arms.

45. Mississippian Age Crinoids from Crawfordsville, Indiana, are known worldwide for their completeness, abundance, comparatively large size, and extraordinary aesthetic appeal

46. Fossils found in this limestone include: Crinoids or sea lilies, two-valved seashells called brachiopods, and colonial and solitary coral

47. Burdick and Strimple, 1982, Genevievian and Chesterian Crinoids of Alabama: Geological Survey of Alabama, Bulletin 121, 225 pp., 25 pls.

48. The Crinoids (Class Crinoidea) The Crinoidea – or Feather Stars and Sea Lilies – are among the most ancient of the Echinoderms

49. ‘Corals, conodonts, bivalves, Brachiopods and cephalopods have comparable intracratonic distribution patterns.’ ‘Crinoids, together with Brachiopods, dominated the Paleozoic sessile benthos.’

50. Crinoids have a cup-shaped body with five or more feathery arms and sometimes a stalk for attachment to a surface

51. Crinoids are pentamerous, stalked echinoderms with a cuplike body bearing five usually branched and commonly featherlike arms (see figure below)

52. Crinoids, also called sea-lilies or feather-stars, are feathery or spiny invertebrates consisting of a number of arms around

53. Crinoids, or Sea-Lilies, may look like plants, but they are actually animals - echinoderms, related to starfish and sea urchins

54. Crinoids have lived in the world's oceans since at least the beginning of the Ordovician Period, roughly 485 million years ago.

55. Crinoids can be divided into four distinct parts, the stem, holdfast (root), calyx (the cup that contains the soft parts) and arms

56. In 2012, three geologists reported they had isolated complex organic molecules from 340-million-year-old (Mississippian) fossils of multiple species of crinoids.

57. This full color Book covers Crinoids, blastoids, gastropods, cephalopods, nautiloids, brachiopods, bryozoans, trilobites, shark teeth, coral, sponge, trace fossils, and much more

58. Crinoids are living fossils of which there are about 600 recognized species.Crinoidea is a small class compared to the others in the phylum Echinodermata

59. The Crinoids attach themselves to the bottom of the sea floor or a rock or a piece of wood with the root-like holdfast.

60. Madeleine L’Engle wrote about farandolae in A Wind in the Door , and her character Sporos and his fellows were meant to resemble Crinoids.

61. The generic name refers to the location where the first one was collected; Crinoids of this taxon are found in Tennessee, Kentucky, Iowa, and Indiana

62. There is only one extant subclass of Crinoids, the Articulata, consisting of 540 described species, though other subclasses once existed but are now extinct

63. Crawfordsville, Montgomery County, Indiana, is known as one of the most interesting localities for Crinoids, in fact it may be properly called classical Crinoidal ground

64. Reef-dwelling organisms are represented by pelecypods, gastropods, rare small ammonoids, brachiopods, ostracods (especially in reef-cavities), crinoids, echinoids, serpulids and crustaceans (exclusively fecal pellets).

65. Though some groups have lost the stalk in adult forms, Crinoids are considered to follow the stalked, radial morphology, as the stalkless forms are derived from stalked ancestors.

66. Among the most attractive fossils, Crinoids had a key role in the ecology of marine communities through much of the fossil record, and their remains are prominent rock forming constituents of many limestones

67. Like their relatives—starfishes, sea urchins, sea cucumbers, and brittle stars—Crinoids are echinoderms, animals with rough, spiny surfaces and a special kind of radial symmetry based on five or multiples of five

68. Crinoids were plantlike marine animals that lived in vast meadows rooted to the bottom of the warm, shallow coral seas that washed over Chicago (and large portions of the earth) as long as half a

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70. Crinoids have declined in diversity since their peak some 300 million years ago, but over 650 living species are known, and they are still enormously abundant in many marine habitats, from shallow coral reefs to the floors of oceanic trenches