New User Special Price Expires in

Let's log you in.

Sign in with Facebook


Don't have a StudySoup account? Create one here!


Create a StudySoup account

Be part of our community, it's free to join!

Sign up with Facebook


Create your account
By creating an account you agree to StudySoup's terms and conditions and privacy policy

Already have a StudySoup account? Login here

Life 103 Week 10

by: Caroline Hurlbut

Life 103 Week 10 LIFE 103

Caroline Hurlbut
GPA 3.7

Preview These Notes for FREE

Get a free preview of these Notes, just enter your email below.

Unlock Preview
Unlock Preview

Preview these materials now for free

Why put in your email? Get access to more of this material and other relevant free materials for your school

View Preview

About this Document

These notes cover invertebrates generally, the 9 most important animal phyla to know, the 3 major clades of bilateria, and some specifics about arthropods, the largest and most diverse animal phyla.
Biology of Organisms-Animals and Plants
Jennifer L Neuwald; Tanya Anne Dewey
Class Notes
25 ?




Popular in Biology of Organisms-Animals and Plants

Popular in Biology

This 2 page Class Notes was uploaded by Caroline Hurlbut on Friday April 1, 2016. The Class Notes belongs to LIFE 103 at Colorado State University taught by Jennifer L Neuwald; Tanya Anne Dewey in Fall 2016. Since its upload, it has received 13 views. For similar materials see Biology of Organisms-Animals and Plants in Biology at Colorado State University.


Reviews for Life 103 Week 10


Report this Material


What is Karma?


Karma is the currency of StudySoup.

You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 04/01/16
Animal Taxa - Invertebrates • “Big 9” animal phyla Phylum Habitat Sessile vs Diet Motile Porifera mostly marine sessile filter feeding (sponges) Cnidaria mostly marine motile and predatory or (jellies, corals, sessile filter feeding anemones) Platyhelminthes moist habitats motile predatory or (flatworms) parasitic Mollusca marine, motile and predatory (mollusks) freshwater, sessile filter feeding terrestrial detritivores Annelida marine motile and predatory (segmented freshwater sessile filter feeding worms) terrestrial detritivores sanguivores Nematoda nearly all motile parasitic and (roundworms) habitats free living Arthropoda marine, motile all feeding (insects, freshwater, styles crustaceans, terrestrial chelicerae) Echinodermata marine motile and predatory, (sea stars, sea sessile herbivores urchins, sea cucumber) Chordata nearly all motile and all feeding (vertebrates) habitats sessile styles • 3 major clades of bilateria —deuterostomia —lophotrochozoa —ecdysozoa • lophotrochozoa —based on molecular evidence —comes from 2 major groups A. lophovores: feeding morphology B. trochovore larvae: larval morphology • mollusks —groups A. gastropods B. bivalves C. cephalopods —body plans include visceral mass, foot, and mantle • annelids —have chaetae, bristle structures made of chitin —segmented body plans • ecdysozoa —members share ecdysis, process of molting to grow —based on molecular evidence arthropods • —largest and most diverse phylum—>nearly half of all animal species are arthropods —arthropod = “jointed foot” —segmented body plan including head, thorax, and abdomen —paired limbs on segments, chitinous exoskeleton —chelicerata: spiders, mites, scorpions A. chelicerae feeding appendages B. cephalothorax and abdomen C. 4 pairs of walking legs D. pedipalps (reproductive appendages) —crustacea: crabs, shrimp, barnacles, copepods, amphipods, etc. A. many pairs of walking legs B. antennae C. copepods may be most numerous animals on earth —insecta: insects/hexapods A. 3 pairs of walking legs B. antennae C. wings (true flight) D. metamorphosis


Buy Material

Are you sure you want to buy this material for

25 Karma

Buy Material

BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.


You're already Subscribed!

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

Why people love StudySoup

Bentley McCaw University of Florida

"I was shooting for a perfect 4.0 GPA this semester. Having StudySoup as a study aid was critical to helping me achieve my goal...and I nailed it!"

Jennifer McGill UCSF Med School

"Selling my MCAT study guides and notes has been a great source of side revenue while I'm in school. Some months I'm making over $500! Plus, it makes me happy knowing that I'm helping future med students with their MCAT."

Bentley McCaw University of Florida

"I was shooting for a perfect 4.0 GPA this semester. Having StudySoup as a study aid was critical to helping me achieve my goal...and I nailed it!"


"Their 'Elite Notetakers' are making over $1,200/month in sales by creating high quality content that helps their classmates in a time of need."

Become an Elite Notetaker and start selling your notes online!

Refund Policy


All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email


StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here:

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.