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An introduction to the biology, classification and ecology of Phallus Worms the phylum Priapula ... The Priapulida, or Priapula are a small phylum (about 16 species known to scientists) of normally small worm like animals. They range in length from 0.5 mm for species of Tubuluchus to around 200 mm for species of Priapulus.
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www.earthlife.net/inverts/priapula.html
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Storch, V. 1991. Priapulida. Pages 333-350 in: Microscopic Anatomy of Invertebrates, Vol 4. F. W. Harrison and E. E. Ruppert, eds. Wiley-Liss, New York. ... van der Land, J. 1970. Systematics, zoogeography, and ecology of the Priapulida. Zoologische Verhandelingen Rijksmuseum van Natuurlijke Historie te Leiden 112:1–118.
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tolweb.org/Priapulida/2476
tolweb.org/Priapulida/2476
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SHOW CHARACTERS OF PSEUDOCOELOMATES ... What is cyclomorphosis and which taxon exhibits it? ... 1) Body cavity lined, but probably not peritoneal (coelomate or pseudocoelomate)
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comenius.susqu.edu/bi/322/IZLecture18.htm
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Discover Life's encyclopedia page about the biology, natural history, ecology, identification and distribution of Priapulida - Penis worms ... Priapulids- Phylum Priapulida, University of Guelph, Canada...
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www.discoverlife.org/20/q?search=Priapulida
www.discoverlife.org/20/q?search=Priapulida
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Phylum: Priapulida ... Priapulida inhabit the colder waters of both hemispheres. They burrow in mud and sand of the sea floor, from the intertidal region to depths of 14,850 ft (4500 m). ... Priapulida, phylum consisting of 17 species of predatory, unsegmented marine worms that live in the sand and mud at the sea bottom.
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www.answers.com/topic/priapulida
www.answers.com/topic/priapulida
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Priapulida, phylum consisting of 17 species of predatory, unsegmented marine worms that live in the sand and mud at the sea bottom. The largest are 4 to 6 in. (10–17 cm) long, but the majority of species are less than .05 in.
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www.infoplease.com/ce6/sci/A0840104.html
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Unit: Minor Invertebrate Phyla ... 13 Phylum Priapulida ... A small group (only 9 species) of marine worms found predominantly in colder water. Most of them are predaceous animals that burrow in the mud with their mouth at the surface in order to capture passing prey.
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www-biol.paisley.ac.uk/courses/Tatner/biomedia/units/mi...
www-biol.paisley.ac.uk/courses/Tatner/biomedia/units/mino13.htm
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(Added: Mon Jul 02 2001) ... Looking for something in particular? the entire directory only this category ... Home : Biological Science : Plants Animals and The Environment : Zoology : Phylum Priapulida...
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www.mhhe.com/links/1253/1249/1178/777/index.html
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Adrianov, A.V. & V.V. Malakhov (1996). The phylogeny, classification and zoogeography of the class Priapulida. I. Phylogeny and classification. Zoosystematica Rossica 4 (2): 219-238.
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species.wikimedia.org/wiki/Priapula
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