Crustacea Flashcards
“<b>Bra<u><i>n</i></u>chiopods vsBrachiopods<br></br></b><img></img>”
“Bra<u><i>n</i></u><b>chiopods </b>- crustaceans (fins)<br></br><br></br><b>Brachiopods </b>- shells like bivalves but not left and right arrangement<br></br><br></br>N<b> - </b>crustaceans”
“<b>How are crustaceans different to chelicerates?</b>”
Presence of antenae
“<b>Do barnacles (Cirripedia) spawn?<br></br></b><img></img>”
No - use BDE
“<b>Do Crustaceans have a coleom?</b>”
Yes
“<b>Are antennae in crustceans the smaller 1st pair or the second longer pair?</b>”
2nd pair
“<b>The Green Gland pore in prawns and crabs (Decapods - Malocrustacea) is found?</b>”
On the base of the 2nd antennae
“<b>Biramous appendeges in Crustaceans have which two segments?</b>”
Exo & Endopods
“<b>Decreasing appendages & increasing specialisation is found in which Phyla?</b>”
Crustacea
“<b>Are crustaceans protosomes?</b>”
Yes
“<b>Repoduction is mostly sexual, rarely asexual, and occasionally parthenogenic - describes the traits of which Phyla?</b>”
Crustacea
“<b>Nephridia excretes NH3 ammonia over gills in which phyla?</b>”
Crustacea
“<b>What are Scaphongnaithite?</b>”
leafy gill bailers on the 2nd maxillae, organ pumps water over gills to promote gas exchange
“<b>How do small crustaceand respire vs large crustaceans?</b>”
Small ones respire across body surface, large ones respsire via feathery gills protected by a carapace
“<b>Large crustaceas use feathery gills that increase surface area which helps with?</b>”
respiration
“<b>Which phyla uses brood sacs or brood chambers on thier abdominal appendages?</b>”
crustacea
“<b>How do green glands function?</b>”
“osmoregulates body cavity fluid, filters & excretes out pore on 2nd antenna<br></br><br></br>also used for sex signaling by males”
“<b>Branchiopoda are a phyla similar to bivalves. True or false?<br></br></b><img></img>”
False - small primitive shrimp
“<b>Are nauplis segmented?</b>”
No - unsegmented
“<b>How many appendages to Naupluis have?</b>”
3 - antennae, anntenules, manidbles
“<b>Crustaceans and ____ have setae on appendages for locomotion and respiration?</b>”
Polychatae
“<b>Difference between Isopod and Amphiopod?</b>”
“Isopods are DV flattened, Amphiopods are laterally flattened”
“<b>Amphiopods are DV flattened. True or False?<br></br></b><img></img>”
false, isopods are
“<b>Isopods are laterally flattened. True or False?<br></br></b><img></img>”
False - DV flattened
“<b>What do Isopods and Amphioda have in common?</b>”
“can be parastitic<br></br>flattened but differently<br></br>sessile eyes not attached to stalk<br></br>no carapace<br></br><img></img>”
“<b>Isopods and Amphioda both have sessile eyes attached to a stalk. True or False?</b>”
False - not attached to stalk
“<b>Isopods and Amphioda have no carapace. True or False?</b>”
True
“Isopods (Malacostraca order),Copepoda (Maxillopoda sub class),Anostraca (Branchiopoda order), and Amphioda (Malacostraca order) <b>share what trait?</b><div> <div> <div> <div> <div><br></br> </div> </div> </div> </div></div>”
no carapace<br></br>
“<div> <div> <div> <div> <div><b>What are the 4 orders of Malacostraca?<br></br></b><img></img><b><br></br></b></div> </div> </div> </div></div>”
“<div> <div> <div> <div> <ol> <li> <div>Isopoda – no carapace, DV flattened with armour plating;</div> </li><li><div>Amphipoda – no carapace, laterally flat</div></li><li><div>Euphausiacea – plankton</div></li><li><div>Decapoda – crabs, lobsters, shrimp</div></li> </ol></div> </div> </div></div>”
“<b>Whale shark food plankton belongs to which order?<br></br></b><img></img>”
<div> <div> <div> Euphausiacea<br></br><ol> </ol></div> </div> </div>
“<b>Which order do crabs and lobsters belong?</b>”
Decapoda
“<b>What are the 3 classes of Crustacea?<br></br></b><img></img>”
Branchiopoda<br></br>Maxillopoda<br></br>Malacastraca
” <div> <div> <div> <b>The order of parastic isopods that eat fish tounges belong to which class<br></br></b><img></img><b><br></br></b></div> </div> </div>”
Malacostraca
“<div> <div> <div> <div> <div><span>Malacostraca is an order of the class Maxillopoda. True or False?</span></div> </div> </div> </div></div>”
false - malacostraca are their own crustacean class
“<div> <div> <div> <div> <div><b>Maxillopoda is an order of Crustaceans. T orF?</b></div> </div> </div> </div></div>”
False - they are thier own class
“<b>What are the two subclasses of Maxillopoda?</b>”
<div> <div> <div> <div> <div>Copepoda<br></br><div> <div> <div> <div> <div>Thecostraca<br></br> </div> </div> </div> </div></div></div> </div> </div> </div></div>
“<b>What are the main traits of the Branchiopod orders<br></br><br></br>Anostraca (fairy shrimp)<br></br>Notostraca<br></br>Diplostraca (sea lice)</b>”
” <div> <div> <div> <div>Anostraca: no carapace<br></br>Notostraca: carapace large dorsal shield<br></br>Diplostraca: carapace encloses body but not head</div> </div> </div> </div>”
“<div> <div> <div> <div> <div><b>One eye, no carapace or appendages describes which Maxillopoda sub class?</b></div> </div> </div> </div></div>”
Copepoda
“<b>Copepoda (class maxillopoda) have no eyes or appendages, why?</b>”
“Live in subterrean caves/vents<br></br><b><br></br></b><img></img>”
“<div> <div> <div> <div> <div><span>Branchiopoda is the class of what animals?</span></div> </div> </div> </div></div>”
fairy shrimp, brine shrimp,
“<div> <div> <div> <div> <div><span>Maxillopoda is the class of what animals?</span></div> </div> </div> </div></div>”
Barnacles, shark parastic and symbiotic larvae
“<b>What is a cyprid?</b>”
A second stage of nauplius that uses adult phermones to find a suitable place to settle
“<div> <div> <div> <div> <div><span>Cirripedia have a tergum and ___</span><span><br></br></span></div> </div> </div> </div></div>”
“scutum (small valve)<br></br><span><br></br></span><img></img>”
“<b>The tail of a crustacean is composed of?<br></br></b><img></img>”
Telson and uropods
“<b>Which class uses green gland for excretion?<br></br></b><img></img>”
“<div> <div> <div> <div> <div><span>Malacostraca</span></div> </div> </div> </div></div>”
“<b>Thoracopods are found on what body region?</b>”
Cephalothorax
“<b>Pereiopods can be used for respiration because?</b>”
they have gills
“<b>The abdomen of most crustacea contains 6 somites called?</b>”
pleomeres
“<b>What is biramous?<br></br></b><img></img>”
like crustaceans, branches into two
“<b>What areNauplius?<br></br></b><img></img>”
unsegmented larvae w/ 3 appendanges
“<b>What do Scaphongnaithites do?</b>”
organ pumps water over gills to promote gas exchange
“<b>What is aCirripedia tergum?</b>”
“dorsal plate<br></br><b><br></br></b><img></img>”
“<b>What is aCirripedia scutum?</b>”
small valve
“<b>Barancales have a reduced head, ability to close tergum plate and scutum vale, and are surrounded by hard plates. True or false?</b>”
True
“<b>What are the first 5 pleopods called?</b>”
“Swimmerts<br></br><b><br></br></b><img></img>”
“<b>What is disposed of through the nephridiopores?</b>”
Ammonia waste
“<b>A prosoma in crustaceans is also called a?</b>”
cethalothorax
“<b>small crustaceans respire via ____ while large crustaceans use ____</b>”
across exoskeleton, feather gills
“<b>what scaphongnaite?</b>”
gill bailer, thin leaf appendage of maxilla. pumping organ
