32-deuterostoutl

32-deuterostoutl - Biology 3: Deuterostomes (SBM9 Ch 32) ©...

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Unformatted text preview: Biology 3: Deuterostomes (SBM9 Ch 32) © 2011 copyright Marta D. de Jesus VII. Deuterostomes in general A. Remember the development process defines the group B. at the base of this group {news this year (2/11)} xenoturbellids & acoelomorphs C. P: Echinodermata 1. general characteristics a. b. c. d. 2. classes (T32-1 ) a. C: Crinoidea b. C: Asteroidea c. C: Ophiuroidea d. C: Echinoidea e. C: Holothuroidea D. P: Hemichordata E. P: Chordata 1. general a. b. c. 4 specific characteristics 1) 2) 3) 4) 2. SP: Urochordata 3. SP: Cephalochordata D. Craniates Haikouella E. SP: Vertebrata 1. in general a. b. c. d. e. 2. early vertebrates a. Haikouichthys b. conodonts c. ostracoderms 3. modern agnathans a. C: Myxini b. C: Petromyzontidae (Cephalaspidomorphi) 4. gnathostomes a. changes 1) 2) 3) 4) b. early extinct members 1) placoderms 2) acanthodians 5. C: Chondrichthyes placoid scales reproduction 1) some are oviparous 2) many are ovoviviparous 3) a few are viviparous 6. clade Osteichthyes a....
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This note was uploaded on 01/17/2012 for the course BIOL V04 taught by Professor De-jesus,m during the Fall '08 term at Ventura College.

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32-deuterostoutl - Biology 3: Deuterostomes (SBM9 Ch 32) ©...

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