Lab 21 N 22

Front 1

Mollusca
Polyplacophora

Back 1

(chitions) Marine; shell with eight plates; food used for locomotion; radula; no head.

Front 2

Mollusca
Gastropoda

Back 2

(snails, slugs) marine; freshwater, or terrestrial; head present; a symmetrical body, usually with a coiled shell; shell reduced or absent; foot for locomotion; radula

Front 3

Mollusca
Bivalvia

Back 3

(clams, mussels, scallops, oysters) Marine and freshwater; flatened shell with two valves; head reduced; paired gills; no radula; most are suspension feeders; mantle forms siphons

Front 4

Mollusca
Cephalopoda

Back 4

(squids, Octopuses, Cuttlefishes) Marine' head surrounded by grasping tentacles, usually with suckers; shell external, internal, or absent; mouth with or without radula; locomotion by jet propulsion using siphon formed from foot.

Front 5

Annelida
Oligochaeta

Back 5

(All worms) Reduced head; no parapodia; but chaetae present.

Front 6

Annelida
Polychaeta

Back 6

(Marine worms) Have well-developed head; each segment usually has parapodia with many chaetae; free-living

Front 7

Annelida
Hirudinea

Back 7

(leeches) Body usually flattened: with reduced coelom and segmentation; chaetae usually absent; suckers at anterior and posterior ends; parasites, predators, and scavengers.

Front 8

Anthropoda(subphylum)
Cheliceriformes

Back 8

(horseshoe crabs, spiders, scorpions, ticks, mites) Body having one or two main parts;six pairs of appendages( Chelicerae, pedipalps, and four pairs of walking legs); mostly terrestrial or marine)

Front 9

Anthropoda(subphylum)
Crustacea

Back 9

(crabs, lobsters, crayfishes, shrimps) Body of two or three parts; antennae present; chewing mouthparts; three or more pairs of legs; mostly marine and freshwater

Front 10

Anthropoda(subphylum)
Uniramia

Back 10

Consists of Hexapoda and Myriapoda

Front 11

Anthropoda(subphylum)
Myrioda

Back 11

(millipedes and centipedes)
Distinct head bearing antennae and chewing mouthparts; terrestrail;
Class:Diplopoda
Millipedes are herbivorous and have two pairs of walking legs per trunk segment.
Class: Chilopoda
Centipedes are carnivorous and have one pair of walking legs per trunk segment and poison claws on first body segment.

Front 12

Anthropoda(subphylum)
Hexapoda

Back 12

(insects) body divided into head, thorax, and abdomen; atebbae preset; mouthparts modified for chewing, sucking, or lapping; three pairs of legs and usually two pairs of wings; mostly terrestrial

Front 13

Anthropoda(subphylum)
Hexapoda
Order: Lepidoptera

Back 13

Butterflies and mouths. Two pairs of wings covered by tiny scales. Feed by probosics. Feed on nector blood and tears.

Front 14

Anthropoda(subphylum)
Hexapoda
Order:Hymenoptera

Back 14

Antas, bees, and wasps. Two pairs of membranous wings, mobile head, chewing or sucking mouthparts. Females have posterior stinging organ.

Front 15

Anthropoda(subphylum)
Hexapoda
Order: coleoptera

Back 15

Beetles. Two pairs of wings, one is thick and stiff. armored exoskeleton. adapted for biting and chewing

Front 16

Kingdom, phylum, class of
Clam

Back 16

Animalia
Mollusca
Bivalvia

Front 17

Kingdom, phylum, class of
Octopus

Back 17

Animalia
Mollusca
Cephalopoda

Front 18

Kingdom, phylum, class of
abalone

Back 18

Animalia
Mollusca
Gastropoda

Front 19

Define Lophophore

Back 19

A crown of ciliated tentacles that surround the mouth and function in feeding