Lecture 11

Question 1

T/F: panarthropods can be disarticulated

Answer 1

true

Question 2

arthropods have – symmetry

Answer 2

bilateral

Question 3

Arthropods have an exoskeleton of
organic materials
strengthened by the
polysaccharide – and sometimes calcite

Answer 3

chitin

Question 4

arthropods have – limbs

Answer 4

jointed

Question 5

arthropods molt their skeletons –

Answer 5

periodically

Question 6

pure form of panarthopod

Answer 6

euarthropod

Question 7

myriapoda

Answer 7

centipedes

Question 8

hexapoda

Answer 8

insects

Question 9

lobsters, seafood, etc

Answer 9

crustean

Question 10

chelicerata

Answer 10

spider

Question 11

extinct euarthropoda

Answer 11

trilobita

Question 12

trilobite is a – of chelicerata

Answer 12

stem group or Paleozoic plesion

Question 13

ECDYSOZOA

Answer 13

molting animals

Question 14

PANARTHROPODA

Answer 14

molting animals with legs

Question 15

EUARTHROPODA

Answer 15

molting animals with leg joints

Question 16

Linnean binomen

Answer 16

1, Genus; 2, species; 3, author; 4, date

Question 17

lobopods cylindrical body w/o flexible joints but has tubular legs (Cambrian)

Answer 17

Aysheaia and Microdictyon

Question 18

Hallucigenia (Burgess Shale) has – legs

Answer 18

spiny stilt

Question 19

– (epaulettes) of Microdictyon were little nets made of CaP

Answer 19

Shoulder pads”

Question 20

Luolishaniid – from several Cambrian Konservat-Lagerstätten

Answer 20

lobopods

Question 21

crustacean, hexapoda, myriapoda

Answer 21

mandibulata

Question 22

T/F: different sizes, shapes ,and environments found in Panarthopod Lagerstatten

Answer 22

true

Question 23

Cheloniellon,

Answer 23

trilobitomorph”

Question 24

trilobitomorph” mineralized by – which is different from the surrounding matrix

Answer 24

pyrite

Question 25

living lobster is like a –

Answer 25

swiss knife

Question 26

T/F: Anomalocaris is not a euarthropod

Answer 26

true

Question 27

jellfish part Anomalocaris

Answer 27

mouth

Question 28

Sanctacaris (Burgess Shale, Cambrian)

Answer 28

early chelicerate

Question 29

Weinbergina (Hunsruck Shale, Devonian)

Answer 29

chelicerate

Question 30

chelicerate head

Answer 30

prosoma

Question 31

chelicerate tail

Answer 31

opisthosoma

Question 32

Eurypterid, Devonian, New York

Answer 32

chelicerate

Question 33

Tealliocaris, Gulline, Scotland

Answer 33

crustean

Question 34

Arthropleura, Carboniferous UK

Answer 34

myripod

Question 35

Marrella, Burgess Shale

Answer 35

trilobitomorph

Question 36

Olenellus, Cambrian had a half ring

Answer 36

early trilobite

Question 37

reclichia

Answer 37

trilobite

Question 38

only mineralized part of trilobite

Answer 38

hypostome

Question 39

trilobite coumpound eyes were made of

Answer 39

calcite lenses

Question 40

T/F: many euarthropods have compound eyes

Answer 40

true