By: Brandon, Josh, Mary, Reilly

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By: Brandon, Josh, Mary, Reilly Annelids By: Brandon, Josh, Mary, Reilly http://upload.wikimedia.org/wikipedia/commons/c/ca/Oligochaete_GLERL_1.jpg

What type of symmetry do Annelids have? Bilateral symmetrical http://www.robinsonlibrary.com/science/zoology/annelids/earthworm.htm "Annelida - Segmented Worms." Annelida. N.p., n.d. Web. 02 Oct. 2014.

How do Annelids move? Segmented body 2 sets of muscles Longitudinal- expands Circular- contracts http://www.robinsonlibrary.com/science/zoology/annelids/earthworm.htm "Annelida - Segmented Worms." Annelida. N.p., n.d. Web. 02 Oct. 2014.

Nervous System Primitive brain Ring of nerves to ventral chord http://en.wikipedia.org/wiki/Evolution_of_nervous_systems Primitive brain Ring of nerves to ventral chord Lateral nerves and ganglia Sense organs "Annelida." The Columbia Encyclopedia, 6th Ed.. 2014, Jennifer Yeh, "Annelida." A Dictionary of Biology. 2004, Michael Allaby, and AILSA ALLABY;MICHAEL ALLABY. "Annelida." Encyclopedia.com. HighBeam Research, 01 Jan. 2014. Web. 02 Oct. 2014. Reish, Donald J. "Annelid (invertebrate)." Encyclopedia Britannica Online. Encyclopedia Britannica, n.d. Web. 01 Oct. 2014.

Digestive System Two way Unsegmented gut Mouth to end https://yhsbiology.wikispaces.com/Annelida+Videos Two way Unsegmented gut Mouth to end Separated by coelom "Annelida." The Columbia Encyclopedia, 6th Ed.. 2014, Jennifer Yeh, "Annelida." A Dictionary of Biology. 2004, Michael Allaby, and AILSA ALLABY;MICHAEL ALLABY. "Annelida." Encyclopedia.com. HighBeam Research, 01 Jan. 2014. Web. 02 Oct. 2014. Reish, Donald J. "Annelid (invertebrate)." Encyclopedia Britannica Online. Encyclopedia Britannica, n.d. Web. 01 Oct. 2014.

Excretory System Protonephrida Flagella and common duct Metanephridia http://osmoregulationapbio3.wikispaces.com/file/view/44_10Protonephridia_L.jpg/212064230/480x202/44_10Protonephridia_L.jpg Protonephrida Tubules end in cell Flagella and common duct Metanephridia Excrete ammonia products http://bcs.whfreeman.com/thelifewire/content/chp51/images/IQ5105.gif "Annelida." The Columbia Encyclopedia, 6th Ed.. 2014, Jennifer Yeh, "Annelida." A Dictionary of Biology. 2004, Michael Allaby, and AILSA ALLABY;MICHAEL ALLABY. "Annelida." Encyclopedia.com. HighBeam Research, 01 Jan. 2014. Web. 02 Oct. 2014. Reish, Donald J. "Annelid (invertebrate)." Encyclopedia Britannica Online. Encyclopedia Britannica, n.d. Web. 01 Oct. 2014.

Circulatory System Closed, through diffusion Hemoglobin (red/green) Through head (contractile vessels) Rest of body (lateral vessels) Contractile act as heart http://earthwormsinfo.com/wp-content/uploads/2011/08/wormbiology.jpg "Annelida." The Columbia Encyclopedia, 6th Ed.. 2014, Jennifer Yeh, "Annelida." A Dictionary of Biology. 2004, Michael Allaby, and AILSA ALLABY;MICHAEL ALLABY. "Annelida." Encyclopedia.com. HighBeam Research, 01 Jan. 2014. Web. 02 Oct. 2014. Reish, Donald J. "Annelid (invertebrate)." Encyclopedia Britannica Online. Encyclopedia Britannica, n.d. Web. 01 Oct. 2014.

Respiratory System Through skin or gill filaments Oxygen carried Diffusion Oxygen carried Hemoglobin or chlorocruorin http://myclasses.naperville203.org/staff/NNHSBiology/KraftsonEco/Animal%20Kingdom%20%20Period%202%20Picture%20Library/Annelida/annelida.bmp "Annelida." The Columbia Encyclopedia, 6th Ed.. 2014, Jennifer Yeh, "Annelida." A Dictionary of Biology. 2004, Michael Allaby, and AILSA ALLABY;MICHAEL ALLABY. "Annelida." Encyclopedia.com. HighBeam Research, 01 Jan. 2014. Web. 02 Oct. 2014. Reish, Donald J. "Annelid (invertebrate)." Encyclopedia Britannica Online. Encyclopedia Britannica, n.d. Web. 01 Oct. 2014.

Support/Skeletal System Coelom Liquid filled “Inflates” annelid http://www.anselm.edu/homepage/jpitocch/genbi101/18_03bTrueCoelom-L%20copy.jpg "Annelida." The Columbia Encyclopedia, 6th Ed.. 2014, Jennifer Yeh, "Annelida." A Dictionary of Biology. 2004, Michael Allaby, and AILSA ALLABY;MICHAEL ALLABY. "Annelida." Encyclopedia.com. HighBeam Research, 01 Jan. 2014. Web. 02 Oct. 2014. Reish, Donald J. "Annelid (invertebrate)." Encyclopedia Britannica Online. Encyclopedia Britannica, n.d. Web. 01 Oct. 2014.

Reproductive System Sexual Some hermaphrodites Most- separate genders http://www.robinsonlibrary.com/science/zoology/annelids/graphics/earthworm3.gif "Annelida." The Columbia Encyclopedia, 6th Ed.. 2014, Jennifer Yeh, "Annelida." A Dictionary of Biology. 2004, Michael Allaby, and AILSA ALLABY;MICHAEL ALLABY. "Annelida." Encyclopedia.com. HighBeam Research, 01 Jan. 2014. Web. 02 Oct. 2014. Reish, Donald J. "Annelid (invertebrate)." Encyclopedia Britannica Online. Encyclopedia Britannica, n.d. Web. 01 Oct. 2014.

Oligochaeta (few bristles) Specialized derived worms About 3000 species Less than 10 families Mostly small and inconspicuous Few large and terrestrial (earthworms) http://upload.wikimedia.org/wikipedia/commons/c/ca/Oligochaete_GLERL_1.jpg Hansen, Armauer. Annelida = Annelida. Christiana: Grøndahl, 1882. Print.

Oligochaeta (continued) Inhabit moist environments Homogenous class http://classconnection.s3.amazonaws.com/613/flashcards/884613/jpg/earthw11320351359586.jpg Hansen, Armauer. Annelida = Annelida. Christiana: Grøndahl, 1882. Print.

Polychaeta (many bristles) Almost entirely marine Important for benthic communities Very diverse, heterogeneous About 8000 species 80 families http://www.bio.miami.edu/dana/pix/polychaete1.jpg Hansen, Armauer. Annelida = Annelida. Christiana: Grøndahl, 1882. Print.

Polychaeta (continued) Burrowers, tube dwelling, free living, and mobile At least one pair of sensory appendages Body wall is extended laterally (parapodia) https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcSdUve23jBFQrhfqhJ-PvoHHUxegh7fvo3eirDUzT_wYpLdC8sKVw Hansen, Armauer. Annelida = Annelida. Christiana: Grøndahl, 1882. Print.

Hirudinea (leeches) Derived from oligochaeta Homologenous taxon About 500 species Relatively large (up to 30 cm) Always with 34 segments https://encrypted-tbn3.gstatic.com/images?q=tbn:ANd9GcSpDjwhc4l6hqPAmHBZTeRCkQ7-_nDIIRWH9JNZP-SkpHBvpAXnZg Hansen, Armauer. Annelida = Annelida. Christiana: Grøndahl, 1882. Print.

Hirudinea (continued) Originally freshwater Also marine and terrestrial Parasitic or predators https://lh5.googleusercontent.com/-NodTi4TCS6U/TXj0HBxsYLI/AAAAAAAAADc/EryEpkwUZDA/s1600/1.jpg Hansen, Armauer. Annelida = Annelida. Christiana: Grøndahl, 1882. Print.

Other Phylum Facts AKA segmented worms Spilt in to sections Living area Marine, Freshwater, and terrestrial https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcRELdqAiBF_6jFpG4z2Rd8OuP1LerJaLLlIi8HG294tW8Y0LdDGRA "Phylum Annelida." Iweb. Tntech, 9 Oct. 2010. Web. 1 Oct. 2014. <http%3A%2F%2Fcfcc.edu%2Ffaculty%2Frogers%2Fcourses%2Fmsc174%2FLectures%2FPhylum%2520Annelia>.

Hermaphrodites Male sex organs Female sex organs Can’t self fertilize https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTjFGTH0acUK5r7YzFs-f9nokY_mzXnYwz3yjF-dZ-iMLTdeZxv2g "Phylum Annelida." Iweb. Tntech, 9 Oct. 2010. Web. 1 Oct. 2014. <http%3A%2F%2Fcfcc.edu%2Ffaculty%2Frogers%2Fcourses%2Fmsc174%2FLectures%2FPhylum%2520Annelia>.

Clitellum Raised band (Bandaid) Near head 14, 15, 16 segment Forms mucus around eggs Cocoon https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcR-Pg6bmr9FSJMPSFEKffYkYAo9R4qh6aETAb5h05p1BTW7U4MbGw "Phylum Annelida." Iweb. Tntech, 9 Oct. 2010. Web. 1 Oct. 2014. <http%3A%2F%2Fcfcc.edu%2Ffaculty%2Frogers%2Fcourses%2Fmsc174%2FLectures%2FPhylum%2520Annelia>

Male Reproductive organs Intestine https://yhsbiology.wikispaces.com/file/view/earthworm.gif/49088829/500x295/earthworm.gif Gizzard Esophagus Crop Male Reproductive organs Intestine Hearts Female reproductive organs Central Ganglia Pharynx Mouth Clitellum Ventral blood vessel Segmental blood vessel Dorsal blood vessel Segmental Ganglion Segmental nerves

Polychaeta- Bristle worms Polyphyletic class of annelid worms Each body segment has a pair of fleshy protrusions called parapodia that have many bristles called chaetae https://www.google.com/search?q=worms&es_sm=93&source=lnms&tbm=isch &sa=X&ei=kpUtVO3IN4TnoATTuIDgAw&ved=0CAgQ_AUoAQ&safe=active&ssui =on#safe=strict&tbm=isch&q=Bristle+worms

Hirudinea- Leech Leeches are segmented worms that belong to the phylum annelid Always have 34 segments Marine and land https://www.google.com/search?q=worms&es_sm=93&source=lnms&tbm=isch&sa=X&ei =kpUtVO3IN4TnoATTuIDgAw&ved=0CAgQ_AUoAQ&safe=active&ssui=on#safe=strict&tb m=isch&q=Leech

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