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marine zoology > marine zoology > Flashcards

marine zoology Flashcards

1
Q

Phylum Porifera: Common Names

A

sponges

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2
Q

Phylum Porifera: # of embryonic germ layers

A

0
(germ layers not homologous to other animal germ layers)

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3
Q

Phylum Porifera: levels of organization

A

cells

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4
Q

Phylum Porifera: symmetry

A

asymmetry

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5
Q

Phylum Porifera: coelom (present/absent)

A

absent

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6
Q

Phylum Porifera: segmentation (present/absent)

A

absent

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7
Q

Phylum Porifera: digestive system
(absent, incomplete, complete)

A

absent

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8
Q

Phylum Porifera: Locomotion

A

motile cells, sponges can move a little

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9
Q

Phylum Porifera: Respiratory System

A

none

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10
Q

Phylum Porifera: Circulatory System

A

none

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11
Q

Phylum Porifera: Reprodcution

A

asexual+sexual, parenchymula larvae

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12
Q

Phylum Porifera: Synapomorphies

A

water canals lined by choanocytes

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13
Q

Phylum Ctenophora: Common Names

A

comb jellies

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14
Q

Phylum Ctenophora: # of embryonic germ layers

A

2
(some say 3)

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15
Q

Phylum Ctenophora: levels of organization

A

organs

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16
Q

Phylum Ctenophora: symmetry

A

radial (biradial)

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17
Q

Phylum Ctenophora: coelom (present/absent)

A

absent

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18
Q

Phylum Ctenophora: segmentation (present/absent)

A

absent

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19
Q

Phylum Ctenophora: digestive system

A

complete - mouth+anal pores

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20
Q

Phylum Ctenophora: locomotion

A

cilia of the comb rows muscles + mesoglea

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21
Q

Phylum Ctenophora: respiratory system

A

none

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22
Q

Phylum Ctenophora: circulatory system

A

none

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23
Q

Phylum Ctenophora: reproduction

A

hermaphroditic, sexual, cydippid larvae

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24
Q

Phylum Ctenophora: synapomorphies

A

colloblasts, comb rows

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25
Q

Phylum Cnidaria: Common Names

A

anemones, corals, hydroids, hydro-medusae, jellyfish + more

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26
Q

Phylum Cnidaria: # of embryonic germ layers

A

2

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27
Q

Phylum Cnidaria: level of organization

A

organs

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28
Q

Phylum Cnidaria: symmetry

A

radial (sometimes biradial, quadriradial, hexaradaial)

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29
Q

Phylum Cnidaria: Coelom (present/absent)

A

absent

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30
Q

Phylum Cnidaria: Segmentation (present/absent)

A

absent

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31
Q

Phylum Cnidaria: digestive system - absent, complete, incomplete

A

incomplete - gastrovascular cavity

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32
Q

Phylum Cnidaria: locomotion

A

contraction of myoepithelial cells against mesoglea

33
Q

Phylum Cnidaria: respiratory system

A

none

34
Q

Phylum Cnidaria: circulatory system

A

none

35
Q

Phylum Cnidaria: reproduction

A

asexual, sexual, planula larvae

36
Q

Phylum Cnidaria: synapomorphies

A

cnidae, myoepithelial cells, planula larvae

37
Q

what are the two subclasses of subphlyum medusozoa

A

Class Scyphozoa
Class Cubozoa
Class Hydrozoa

38
Q

Class Scyphozoa: Common Name

A

true jellyfish

39
Q

Class Scyphozoa: Medusea (yes or no)

A

yes

40
Q

Class Scyphozoa: Dominant Life

A

medusa

41
Q

Class Scyphozoa: Solitary, colonial or both

A

solitary

42
Q

Class Scyphozoa: structures used for feeding

A

mouth, pharynx, gastrovascular cavity, gastric pouches

43
Q

Class Scyphozoa: structures used for defense

A

cnidae, bioluminescence in some

44
Q

Class Scyphozoa: reproduction/life cycle

A

strobilation; asexual & sexual

45
Q

Class Scyphozoa: synapomorphies

A

strobilation

46
Q

Class Cubozoa: Common Name

A

box jellies

47
Q

Class Cubozoa: Medusea (yes or no)

A

yes

48
Q

Class Cubozoa: dominant life stage

A

medusa

49
Q

Class Cubozoa: solitary, colonial, or both

A

solitary

50
Q

Class Cubozoa: structures used for feeding

A

tentacles

51
Q

Class Cubozoa: structures used for defense

A

cnidae, toxins

52
Q

Class Cubozoa: redproduction/life cycle

A

asexual & sexual
NO strobilation

53
Q

Class Cubozoa: synapomorphies

A

boxlike medusa, lensed rhopaliar eyes; velarium

54
Q

Class Hydrozoa: Common Name

A

hydroids, hydromedusae, hydrocorals

55
Q

Class Hydrozoa: medusea (yes or no)

A

yes

56
Q

Class Hydrozoa: dominant life stage

A

either medusae or polyp

57
Q

Class Hydrozoa: solitary, colonial, or both

A

colonial

58
Q

Class Hydrozoa: structures used for feeding

A

gastrozooids, gastrovascular cavity

59
Q

Class Hydrozoa: structures used for defense

A

cnidae, dactylozooids, bioluminescent

60
Q

Class Hydrozoa: redproduction/life cycle

A

asexual & sexual; gonozooids

61
Q

Class Hydrozoa: synapomorphies

A

lacks pharynx; epidermal cnidae and gonads only

62
Q

what are the two subclasses of subphlyum anthozoa

A

Subclass Hexacorallia
Subclass Octocorallia

63
Q

Subclass Hexacorallia: common names

A

anemones, corals

64
Q

Subclass Hexacorallia: medusea (yes or no)

A

no

65
Q

Subclass Hexacorallia: dominant life stage

A

polyp

66
Q

Subclass Hexacorallia: solitary, colonial, or both

A

both

67
Q

Subclass Hexacorallia: structures used for feeding

A

gastrovascular cavity; manny with dinoflagellate endosymbionts (algae)

68
Q

Subclass Hexacorallia: structures used for defense

A

cnidae

69
Q

Subclass Hexacorallia: reproduction/life cycle

A

asexual & sexual

70
Q

Subclass Hexacorallia: Synapomorphies

A

hexaradial symmetry

71
Q

Subclass Hexacorallia: Common Names

A

sea pens, sea pansies, gorgonians, sea fans, sea whips

72
Q

Subclass Hexacorallia: Medusea (yes or no)

A

no

73
Q

Subclass Hexacorallia: dominant life stage

A

polyp

74
Q

Subclass Hexacorallia: solitary, colonial, both

A

colonial

75
Q

Subclass Hexacorallia: structures used for feeding

A

gastrovascular cavity

76
Q

Subclass Hexacorallia: structures used for defense

A

cnidae; bioluminescence in some

77
Q

Subclass Hexacorallia: reproduction/life cycle

A

asexual & sexual

78
Q

Subclass Hexacorallia: synapomophies

A

octaradial symmetry

marine zoology (1 decks)

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