C H O DR A T A

http://instruct1.cit.cornell.edu/courses/biog105/labs/deuts/chordates.html

Characteristic

C H O DR A T A

(http://www.dls.ym.edu.tw/ol_biology2/ultranet/tunicate_larva.gif)

C H O DR A T A

http://fig.cox.miami.edu/~cmallery/150/devel/c7.47.14.frog.neuralation.jpg

C H O DR A T A

http://instruct1.cit.cornell.edu/courses/biog105/labs/deuts/chordates.html#dhnc

C H O DR A T A

http://www.reefkeeping.com/issues/2005-03/rs/index.php http://www.innovations-report.de/bilder_neu/20796_strudelwurm.jpg

Xenoturbella

C H O DR A T A

http://scaa.usask.ca/gallery/lacalli/tutorial/images/chordates_garstang.gif

Neotenny

Paedogenetic

C H O DR A T A

http://universe-review.ca/I10-30-fishes.jpg

Pineal eye

C H O DR A T A

http://www.mun.ca/biology/scarr/142010_Chordate_phylogeny.jpg

C H O DR A T A

http://www.earthlife.net/inverts/images/others/vertebrates.jpghttp://www.tolweb.org/tree/ToLimages/selenexray.gif

Chordata

Invertebrate Vertebrate

C H O DR A T A

CHORDATE

PROTOCHORDATE CRANIATA

TUNICATE ACRANIATA

C H O DR A T A

http://io.uwinnipeg.ca/~simmons/16cm05/1116/chordate.htm

UROCHORDATAUro = tail + Chorda = string

Tunic = Tunicin

C H O DR A T A

http://www.mun.ca/biology/scarr/Ascidian_metamorphosis_2.gif

From free larva -> sessile adult

C H O DR A T A

http://jellieszone.com/images/oikopleura.jpg

Ascidiacea

Thaliacea

Appendicularia

Sorberacea4 classes

C H O DR A T A

http://media.pearsoncmg.com/bc/bc_campbell_biology_6/cipl/ins/34/34-04a-LanceletAnatomy-L.gifhttp://media.pearsoncmg.com/bc/bc_campbell_biology_6/cipl/ins/34/34-04b-Lancelet.jpg

CEPHALOCHORDATA

Cephala = head + Chorda = string

C H O DR A T A

http://instruct1.cit.cornell.edu/courses/biog105/labs/deuts/media/ amphioxus_immadult_anterior.jpghttp://departments.oxy.edu/tops/marinebio/organisms/Amphioxus34.jpg

Lancelet / Amphioxus / Branchiostoma

Acraniata

http://www.earthlife.net/inverts/images/others/amphioxus.gif

C H O DR A T A

http://images.encarta.msn.com/xrefmedia/aencmed/targets/illus/ilt/T014246A.gif

Vertebrata / Craniata

C H O DR A T A

http://www.ideacenter.org/stuff/contentmgr/files/38ed8a0c6db7a4f1a37 e405922c364bd/misc/hearts.jpg

C H O DR A T A

http://io.uwinnipeg.ca/~simmons/16cm05/1116/chordate.htm

ChordatePhylogeny

C H O DR A T A

http://universe-review.ca/I10-27-hagfish.jpg

AGNATHA

C H O DR A T A

http://grad.bio.uci.edu/ecoevo/aclark/hagfishpic.jpghttp://nikefusion.blogspot.com/2007/08/worlds-weridest.html

http://www.cryptomundo.com/cryptozoo-news/new-hagfish-discovered/

Myxini

Hagfish

Bdellostoma sp.

C H O DR A T A

http://upload.wikimedia.org/wikipedia/commons/thumb/e/e5/Lamprey_illustration _side.png/800px-Lamprey_illustration_side.png

Cephalaspidomophi

C H O DR A T A

http://nelson.beckman.uiuc.edu/courses/neuroethol/models/lamprey_swimming /lampreyOnFish.gifhttp://uglyoverload.blogspot.com/2007/05/nasty-combo.html

Lamprey

Anadromous fish

C H O DR A T A

Gnathastomata

Jaw fish Tetrapod

Shark Bony fish Amphibian Amniote

C H O DR A T A

http://www.fossilien.de/seiten/haizaehne/megalodon_weisserhai.jpg

Chondrichthyes

Heterocercal

C H O DR A T A

http://www.fossilien.de/seiten/haizaehne/megalodon_weisserhai.jpg

Largest fish

C H O DR A T A

http://www.cals.ncsu.edu/course/zo150/mozley/fall/placoidteeth.jpg

Placoid scale

C H O DR A T A

http://www.fossilmall.com/EDCOPE_Enterprises/sharkteeth/sharkteeth-8/SKT04A.jpghttp://www.eyeofscience.com/eos2/english/gallery/templates/galeriepics/technik/hai.jpghttp://bioweb.uwlax.edu/zoolab/Table_of_Contents/Lab-9b/Placoid/Lab_9b-01a.jpg

Placoid

http://www.thejump.net/id/more-fish/Ratfish-Chimaera-monstrosa.jpg

Ratfish - Chimaera monstrosa

http://www.thejump.net/id/longnose-chimaera.jpg

http://animaldiversity.ummz.umich.edu/site/resources/Grzimek_fish/fish_misc/v04_id130mouthmo.jpg/view.html

C H O DR A T A

Osteichthyes

C H O DR A T A

http://forum.kapalselam.org/files/MolaMola.jpg

Operculum

Mola mola

C H O DR A T A

http://www.amonline.net.au/FISHES/what/scales/cosmoid.htm

http://library.thinkquest.org/C0124402/data/images/2/2scale_cycloid.gifhttp://www.odu.edu/sci/cqfe/world%20of%20fishes/scales/scales.htm

http://www.amonline.net.au/fishes/students/scales/images/ganoidc.jpg

Cycloid

Cosmoid

Ganoid

Ctenoid

C H O DR A T A

http://filaman.ifm-geomar.de/images/species/Huhus_u1.jpghttp://www.sciencenews.org/articles/20060304/f7064_5381.jpghttp://img.dailymail.co.uk/img/galleries/20/coins191106_350x279.jpg

Ray finned fish

Sturgeon

<< Almas Beluga

Huso huso

http://www.sciencenews.org/articles/20060304/food.asp

C H O DR A T A

http://sweetwaterfishing.com.au/images/QldLungfish.jpghttp://cache.eb.com/eb/image?id=2221&rendTypeId=4

Lung fish

Australia Africa

C H O DR A T A

http://malawicichlids.com/protopterus_annectens_aestivation_skelton.gif

C H O DR A T A

http://www.mnh.si.edu/highlight/coelacanth/images/image_2_lg.jpg

Lobe finned fish

Coelacanth

Comoro islands

C H O DR A T A

http://universe-review.ca/I10-72-tetrapod1.jpg

TetrapodaLobe finned fish?

C H O DR A T A

http://universe-review.ca/I10-72-tetrapod.jpg

C H O DR A T A

http://www.skn.ac.th/skl/skn43/kob85/a1.htmhttp://www.skn.ac.th/skl/skn43/kob85/a8.jpghttp://www.projectmosquitia.com/Dermophis_mexicana.jpg

Amphibia

Anura

Urodela

Apoda

C H O DR A T A

http://www.state.tn.us/environment/RT/froglog/censore2.gifhttp://www.arkive.org/species/ARK/amphibians/Rana_temporaria/ARK007577.html

Jelly coated egg

Life cycle

C H O DR A T A

http://higheredbcs.wiley.com/legacy/college/levin/0471697435/chap_tut/ chaps/chapter12-10.html

Reptelia

Amniote

Synapsids -> Therapsids

Sauropsid

Anapsida Diapsids

C H O DR A T A

http://critters.pixel-shack.com/WebImages/crittersgallery/Dimetrodon.jpghttp://www.nasmus.co.za/PALAEO/jbotha/Images/cynognathus.jpg

Synapsids -> Therapsids

Dimetrodon Cynognathus

C H O DR A T A

http://www.noturtle.org/images/elegans.gifhttp://www.ryanphotographic.com/images/JPEGS/Tuatara%20on%20forest%20floor%20three%20quarters.jpg http://www.appscout.com/images/comodo_komodo.pnghttp://www.infotechart.com/jalbum/records/anaconda.jpg

Chelonia

Squamata

Rhyncocephalis

Crocodilial

C H O DR A T A

http://images.encarta.msn.com/xrefmedia/aencmed/targets/illus/ilt/T013908A.gifhttp://www.aims.gov.au/ipstcg/images-200402/ipstcg-200402-0102-230.jpg

Amniotic egg

C H O DR A T A

http://www.themodernapprentice.com/feathers_types.jpg

Aves

Down Semiplume Filoplume Contour Bristle

FEATHER

C H O DR A T A

http://cache.eb.com/eb/image?id=1712&rendTypeId=4

C H O DR A T A

http://bp2.blogger.com/_obK1JP_37so/Rg42lLZ2QzI/AAAAAAAAAr4/NG_TIo4Kehc/s1600-h/archaeopteryx.jpghttp://www.ardastra.com/images/groundup.jpg

Archaeopteryx

C H O DR A T A

http://www.usd.edu/biol/faculty/swanson/ornith/pics/elephant.gifhttp://upload.wikimedia.org/wikipedia/commons/thumb/3/31/Ratites.PNG/739px-Ratites.PNG

Ratites

Palaeognathae

C H O DR A T A

http://www.palungjit.com/gallery/data/500/penguin-w.jpghttp://www.kidcyber.com.au/IMAGES/peng_chin.jpg

Impennae

http://newsimg.bbc.co.uk/media/images/38706000/jpg/_38706117_penguins_ap300.jpg

http://k43.pbase.com/o5/30/681730/1/68842762.kAuklkg0.Kungspingvin06w.jpghttp://photos23.flickr.com/24296688_028c8376d4_m.jpg

C H O DR A T A

http://www.keyway.ca/gif/birds.gif

Neognathae

http://www.photoscreensavers.us/Birds_full.JPG

C H O DR A T A

http://www.hsu.edu/uploadedImages/Biology/otter%20hair.jpg http://upload.wikimedia.org/wikipedia/commons/thumb/6/64/Illu_breast_ anatomy.jpg/250px-Illu_breast_anatomy.jpg

Hair Mammary gland

Mammalia

C H O DR A T A

MAMMALIA

PROTOTHERIA THERIA

METATHERIA EUTHERIA

http://www.publish.csiro.au/temp/RD05137_F5.jpg

echidna

marsupial

mouse

http://www.genevaschools.org/austinbg/class/gray/platypus/

C H O DR A T A

http://www.anhs.com.au/images/echidna_2.jpghttp://www.genevaschools.org/austinbg/class/gray/platypus/hold.gif

Echidna PlatypusMonotremata

PROTOTHERIA

C H O DR A T A

http://cache.eb.com/eb/image?id=93319&rendTypeId=34

Marsupialia

METATHERIA

C H O DR A T A

http://gotoknow.org/file/paknumpo/panda.jpghttp://www.orcarose.com/main-images/orca.jpghttp://arnica.csustan.edu/boty1050/Evolution/sloth_extant.jpghttp://www.mentalfloss.com/wp-content/uploads/2007/10/435_vampire-bat.jpg

EUTHERIA

C H O DR A T A

http://www.primates.com/chimps/chimpanzee.jpghttp://lemur.duke.edu/animals/pygmyslowloris/social.jpg

Primate&

Hominidae

http://web.mit.edu/12.000/www/m2006/teams/mluczyns/chimpanzee.jpg