Subphylum Crustacea Flashcards
How many pairs of antanne does Subphylum Crustacea have?
2 Pairs of antennae
What type of appendages does Subphylum Crustacea have?
Paired appendages
Who might be Subphylum Crustacea ancestors?
Trilobitomorpha
Subphylum Crustacea Class Malacostraca Appendages Pair 1 - 2 Appendage type? Function?
Antennae
Sensory
Subphylum Crustacea Class Malacostraca Appendages Pair 3 Appendage type? Function?
Mandibles
Chewing
Subphylum Crustacea Class Malacostraca Appendages Pair 4-5 Appendage type? Function?
Maxillae
Food handling
Class Malacostraca Appendages
Pair 6-8
Appendage type?
Function?
Maxillipeds
Food handling
Subphylum Crustacea Class Malacostraca Appendages Pair 9 Appendage type? Function?
Chelipeds
Defense, courtship, feeding, territory (all communication)
Subphylum Crustacea Class Malacostraca Appendages Pair 10-13 Appendage type? Function?
Pereiopods
Walking
Subphylum Crustacea Class Malacostraca Appendages Pair varies Appendage type? Function?
Pleopods
Precise swimming
Subphylum Crustacea Class Malacostraca Appendages Pair Last Appendage type? Function?
Uropods
Panicked swimming
Subphylum Crustacea
Class Malacostraca
Pleopods are to ____ ____ as uropods are to ___ ___
Lateral fins
Jet propulsion
Subphylum Crustacea
Class Malacostraca
Digestive tract
Mouth -> esophagus -> stomach / gastric teeth + muscles/gastric mill -> intestine -> anus
Subphylum Crustacea
What kind of vision does Class Malacostraca have?
Compound eyes
Subphylum Crustacea
What are functional units of vision called?
Omatilda
Subphylum Crustacea
Class Malacostraca
What do their antennae sense?
Chemicals and touch
Subphylum Crustacea
Class Malacostraca
Excretory organ?
Antennal gland
Class Malacostraca Urine
Winner + Loser =
Winner + Winner =
Loser + Loser =
Settled
Fight
Fight
Subphylum Crustacea
Class Branchiopoda examples
Brine shrimp and water fleas
Subphylum Crustacea
Class Maxillopoda subclasses
Subclass Copepoda Subclass Thecostraca
Subphylum Crustacea Subclass Copepoda common name
Copepods