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17 Cards in this Set
- Front
- Back
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Capitellidae info.
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Most common & widespread
Opportunistic, colonizers Non-selective deposit feeders |
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Capitella capitata
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Member of Capitellidae
Indicates presents of pollutants |
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Capitellidae morphology
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Head lacks appendages
Simple, eversible proboscis Parapodia reduced notosetae &nuerosetae Thoracic region Capillary setae & hooded hooks |
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Family Maldanidae info.
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"Bamboo worms"
Tubiculus Common in shallow seagrass beds & mudflats Non-selective deposit feeders |
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Maldanidae morphology
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Segments longer than wide
Parapodia reduced Neurosetae not present on all segments Uncinigerous tori may be present Anal cirri Nuchal organs/grooves on prostomium |
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Family Orbiniidae info.
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Common in shallow waters of estuaries
Burrow in soft sediments Most are selective deposit feeders |
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Orbiniidae morphology
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Branching proboscis
2 distinct regions anterior parapodia reduced posterior parapodia have associated branchiae head rounded or very pointed various setae, but all have capillary Fleshy, lobed proboscis |
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Polychaeta subclasses
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Scolecida
Palpata |
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SC: Scolecida Families
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Capitellidae
Maldanidae Orbiniidae |
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SC Palpata orders
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Aciculata
Canalipalpata |
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Aciculata families
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Polynoidae
Chrysopetalidae Nereidae Eunicidae |
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Canalipalata sub-orders
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Sabellida
Terebellida Spionida |
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Canalipalpata families
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Sabellidae
Ampharetidae Spionidae |
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Family Polynoidae info.
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"Scale worm"
Widespread marine habitats Carnivorous Commensal Elytra |
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Family Chrysopetalidae info.
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temperate and tropical waters
Shallow subtidal rocky or sandy environments Palae |
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Family Nereidae info.
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Very common
All substrata, shallow water Tolerant of brackish conditions Everscible proboscis Omnivorous |
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Nereidae morphology
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Prostomium often polygonal
Dorsal antennae Ventral biarticulate palps Usually 2 pairs eyes Usually 2 pairs tentacular cirri (2+2) Parapodia usually biramous, compound setae, dorsal & ventral cirri present Everscible proboscis with jaws and often paragnath |
