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55 Cards in this Set

  • Front
  • Back

Phylum Annelida

(Few setie) Segmented worms

Class Oligochaeta

Earthworm

Earthworms

Loosen dirt by making tunnels

What is the thickened band on the anterior of an earthworm called?

Clitellum

What does the clitellum do?

Produced mucus

What does mucus do?

Holds two mating earthworms together

What does mucus do?

Forms a cocoon around the eggs

Class Hinodenea

Leaches

Leaches

Produces and anticoagulant and are aquatic

Phylum Arthropoda

Jointed foot; two subphyla

Subphyla Chalisserada

No jaws; have fang-like structures

Class Arachnidae

Spiders; ticks; mites

Subphyla Mandibulata

Jaws

Spiders

Two body segments

Cephelathorax

Eyes, antennae, legs, and abdomen (reproductive area)

Brown recluse

Also called fiddleback

Brown recluse

Has a digestive enzyme in their venom which causes necrosis of tissue

Neither black widows or brown recluses spin a web. However . . .

All spiders produce silk

Black widow

On ventral (belly) side is a red hourglass

Black widow's bite

Releases a neurotoxin

Ticks

One body segment

Ticks

Take a blood meal

Ticks

Cause Lyme disease and Rocky Mountain spotted fever

Tick

Is a vector

What is a vector?

Carries an organism, but is not sick

Mites

Chigger

Class Crustacea

Shrimp, crawfish, lobster

All crustaceans are aquatic except . . .

Rolly polies

Diplopoda

Thousand leggers (two pairs of legs per segment)

Chilopeda

Hundred leggers

Class Insecta

Bugs

Special characteristics of Insecta

Three body segments (head, thorax, and abdomen)

Special characteristics of Insecta head

Compound eyes (on most), antennae, and a great sense of smell

Special characteristics of Insecta thorax

Three pairs of legs and one-to-two pairs of wings on some

Positive economic impacts and aspects of Insecta

Food, honey, silk, predators and parasites, aesthetic

Negative economic impacts and aspects of Insecta

Destroy crops (nearly 10% of all), vector diseases (yellow fever, malaria, black plague), stings and bites, irritation

Phylum Echinodermata (spiny skin)

Starfish

Echinodermata is the first phylum in which . . .

The blastopore forms the anus (deuterasomes)

All phyla before Echinodermata . . .

The blastopore forms the mouth (protosomes)

Phylum Chordata

Firm, flexible glob of tissue down the center of the back called the notochord

In the vertabrates, animals with bone, the _____ encases the notochord

Backbone

Chordates have . . .

Pharynx with gill-slits, dorsal nerve tube, closed circulatory system with a ventral heart

Subphyla of Chordata: Vertabrata

Animals with bone

Class Agnatha

Jawless fish (most primitive)

Cartilaginous fish

Shark

Osterocythes

Bony fish

Aniphibia

Reproduce in the water, but adult is terrestrial

Reptilia

First truly terrestrial chordates

Aves

Birds

Mammalia

Milk glands (mammarieEndos), hair

Endothermic

Keep a constant body temperature

Oviparous

Egg-layer

Viviperous

Live birth

Ovoviviperous

Eggs hatch in mother's body; appears to be live birth

Endothermic

Acquire the temperature of the environment