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Polycarpa fibrosa - Wikipedia
Polycarpa fibrosa is a species of tunicate in the family Styelidae. It is brown and globular and its outer surface is covered with a mat of fibrils. It normally lies buried in soft sediment on the seabed with only its two siphons protruding. It occurs in the Arctic Ocean and northern Atlantic Ocean. P. fibrosa was first … See more
Polycarpa fibrosa is globular or ovoid in shape and is about 35 mm (1.4 in) in diameter. It has a sac-like body with a tough covering … See more
Polycarpa fibrosa is a hermaphrodite and is viviparous. Sperm is shed into the sea and sucked in through the buccal siphon of another individual, a batch of eggs is liberated from the oviduct, and fertilisation takes place within the body cavity. The eggs are opaque … See more
This species is found in the boreal-arctic region. Its range includes the Arctic Ocean and North Atlantic, the Mediterranean Sea, the See more
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Polycarpa fibrosa
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WEBDec 1, 1995 · This species is distinguished from the others belonging to Polycarpa fibrosa sensu lato only by internal characters such as the extremity of the anus, the number of gonads (more than 20-30 on...
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