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144 Cards in this Set

  • Front
  • Back

Rubber Tree


(taxon)

Hevea braziliensis

Name 7 types of pharmacologically active compounds used by trees.

tannins, lectins, terpenes, phenolics, alkaloids, alkaloid glycosides (caffeine and nicotene), protease inhibitors

Most frequent bark exudate

Resin

Least frequent bark exudate

Essential oil, yellow and red phenol, and viscous white latex

Bitter tannins

Tree defense: Prevent activity of digestive enzymes of herbivores

Canavanine

Tree defense: Replaces arginine, an amino acid, in insects

Three effects of tree defenses that are insect hormones

insects remain in larval stage and fail to reproduce, skip vital larval stages and become adults too early and die before reproducing, substances that interfere with molting process

Cyanogenic glycosides


&


One example

plant defense: hydrogen cyanide is released when bitten which shuts down insect respiration;


Anthocyanins

Castor oil bean produces which Cyanogenic glycoside?

Ricin

Manioc produces which Cyanogenic glycoside?

prussic acid

Xylem

transport of water and nutrients from roots to leaves; on the inside, outside heartwood

Phloem

transport of sugars from leaves to trunk and roots; on the outside, outside Xylem, Heartwood, but inside Bark

Apical meristem


(chemical defenses)

Poor chemical defenses, but some 2 degree compounds can be found in the leaves

Bark


(chemical defenses)

High amount of 2 degree compounds in active, toxic form; depends on health of tree, a less healthy tree has less amount of compounds

Secondary (2°) compounds

chemicals produced by plants that are not directly involved in growth, reproduction or other


metabolic processes

Heartwood


(chemical defenses)

high concentrations of 2°compounds;


cells filled with tannins, terpenes, lactones, alkaloids in most toxic forms; decays slowly due to toxicity

For every structural or chemical defense


system in a plant, there is greater than 1 species of herbivore that has coevolved to challenge it

if a herbivore consumes the same, low toxicity part on many types of plants, it may have some resistance to many compounds;


if a herbivore feeds on all parts of only one plant species, it may have high resistance to just one or only a few compounds

Canavanine


(coevolution)

bruchid beetles;


manufacture a protein-building enzyme that distinguishes between canavanine and arginine

Rubber


(coevolution)

rubber moth caterpillar; cuts a semicircular pattern of small holes which interrupts flow of latex to leaf margins

Why do some neotropical plant species contain


2º defense compounds and others do not?

Few resources mean greater protection mechanisms, harder to replace tissue means necessary to prevent herbivory

Spot an edible fruit or seed?

large crops of small seeds; fruit has hard nut wall around it, dispersed by rodents that also consume it or wind dispersed

Spot an inedible fruit or seed?

from trees that produce small crops of large seeds only once a year or less; large, soft seeds laying on the forest floor or seeds regurgitated by a large bird

Figs


(taxon)

Moraceae, Ficus

Figs & fig wasps


(pollination)

every species of Ficus is pollinated by its own species of fig wasp

Fig wasp


(taxonomy)

Blastophaga

Male fig wasps

die, never having left the fruit they were born in

Female fig wasps

Fly to another fig pseudo-fruit and deposit eggs in gall flower

Fig parasites

Inquiline, deposit eggs in gall flowers without entering pseudo-fruit and therefore not pollinating it.

Amazon water lily


(taxonomy)

Victoria amazonica

Scarab beetle


(taxonomy)

Cyclocephala sp

Scarab beetle and water lily co-evolution

Cyclocephala sp and Victoria amazonica; beetles move from old, pollinated flower to new flower based on color; new flowers are white old ones are purple

Myrmecophytes

Ant-plants

myrmecodomatia

Ant houses

Myrmecophytes


(strategy)

Plant-then-ant strategy


(coevolution)

Non-myrmecophytes


(strategy)

Ant-then-plant strategy; grow preferentially on ant nests; create ant gardens


(no coevolution)

Ant plant of forest interior


(taxonomy)


Melastomataceae

Ant plant of forest edge


(taxonomy)

Cecropia

Ant plant emergent


(taxonomy)

Inga

Primary Myrmecodomatia

Hollow plant parts, often stems or petioles

Secondary Myrmecodomatia

Pouches or folds, often in leaves/leaf bases

Bead bodies

Food for Azteca supplied by Cecropia as bead bodies that supply glucose

Mullerian bodies

From cecropia, supply glycogen to Azteca ants

Prostoma

Between Azteca ants and Cecropia trees, holes that lead to hollow trunk interior

Septum

Between Azteca ants and Cecropia trees, dividers of the hollow trunk interior

How ants benefit myrmecophytes

Provide nutrients and rooting substrate, Kill or ward off plant enemies

Order Isopoda

pillbugs, sowbugs

Class Arachnida

spiders, mites and ticks

Arachnida escape techniques

Drop appendages, noxious chemicals

Spiders

very few, if any, coevolutionary relationships with other organisms

Goliath tarantula


(taxon)

Theraphosa blondi


(not arboreal; bird-eating terrestrial)

Tarantula defenses

jump, rear back and hiss, flick irritating abdominal hairs

Types of spiders


(general)

wolf, silk (orb), and violin

Mites, ticks and chiggers


(2 types)

free living: soil, vegetation (sapsuckers), gall formers, scavengers in nests and burrows


ectoparasitic: follicle mites, blood


suckers

Pedipalpal spines

On Tailless whip scorpions, basket for catching prey

Tailless whip scorpions


(taxonomy)

Phrynus, defends by pinching

Springtails

diverse taxa, very abundant; forked appendage under abdomen that can propel animal upward; inhabit forest floor litter as decomposers or consume fungi

dragonflies, damselflies


(taxonomy)

Odonata

grasshoppers


(taxonomy)

Orthoptera

mantids


(taxonomy)

Mantodea

walking sticks


(taxonomy)

Phasmatodea

termites


(taxonomy)

Isoptera

True bugs


(taxonomy)

Hemiptera

flies, mosquitoes, gnats


(taxonomy)

Diptera

butterflies, moths


(taxon)

Lepidoptera

beetles


(taxonomy)

Coleoptera

ants, bees, wasps


(taxonomy)

Hymenoptera

fogging experiments by Terry Erwin

estimated 30 million insect species

Erwin # species beetles on one tree

955

Erwin beetles


(eating specificity)

13.5% of the beetles were monophagous


(obtains food from one tree species exclusively)

Erwin came up with # of amazon species?



Grand Total:

multiplied estimated total number of herbivores


by the estimated number of total tree species + fungivores, predators and other insects



30 million species

endemicity

Being from a place in the evolutionary sense, having been there for entire evolutionary history

Most insect diversity in?

Floating grass meadows, canopy

Phytophages

herbivores

Name 8 feeding strategies of herbivore insects

leaf eaters, wood eaters, diatom grazers, lichen browsers, fern feeders, gall makers, leaf miners, wood borers

Saprophages

feed on leaf litter on the forest floor

Necrophages

consume dead/dying animal and plant material

Coprophages

consume fecal matter

Other than Necrophages, Coprophages, and Saprophages what are insect feeding strategies? (6 of them)

Predators, parasites, parasitoids, specialists (hair follicle mites, gardener ants), kleptoparasites, sucking insects

"Heap"

Termite mound that has fallen off of the main tree mound and rests at the bottom; a dying colony

Phasmatodea: walking / jumping


sticks


(defense behaviors)

Rocking motions, dropping or flight, catalepsy, wing rattling, fighting with legs, release of pungent or toxic chemicals (ethyl ether or orthoformic acid)

differences between moths and butterflies

moths nocturnal, butterflies diurnal; moths’ wings flat at rest, butterflies folded back; butterfly antennae end in knob

Two-barred Flasher

Common adult butterfly appearance, may have 10 different species due to caterpillar differences.

Hymenoptera


(details)

Only insects with stingers

Coevolution between wasps and birds?


(taxon)

Wasp: oropendulas


Bird: caciques

Amazon ant colony strategies

excavations, arboreal nests, woven silk nests, myrmecophytes, carton nests

Giant hunting ants (bullet ants)

Often used in coming-of-age rituals

Bivouac

Stationary mass of ants surrounding queen, eggs and pupae (Army ants)

Army ants nomadic phase

~17 days

Ant birds

Attracted during the nomadic army ant phase where there is a swarm front in order to eat fleeing insects

Leaf-cutter ants


(taxonomy)

Atta


Family Formicidae

Atta castes

Forager, cutter, cultivator, fungus monitors, gardeners, guard soldiers

Terricolous

Land-based

Arboricolous

Tree-based

9 ways to escape a flood - insects

1) horizontal migration (up bank)


2) vertical migration (up tree)


3) flight to upland forest


4) naturally avaliable retreats (bubbles under log)


5) self-made retreats (bubbles insect creates under log)


6) be an egg


7) have active stages underwater


8) migratory arboricolous


9) non-migratory arboricolous

Dominant taxa in canopy

bees, ants, adult flies

Dominant taxa in tree trunks

springtails and mites

Dominant taxa in floodplain forest floor

mites, springtails, ants, centipedes

Characins


(taxon)

Characiformes

Catfish


(taxon)

Siluriformes

Electric fishes


(taxon)

Gymnotiformes

archaic fishes


(taxon)

Osteoglossiformes

cichlids


(taxon)

Perciformes

How many species of fish in Amazon?

3000

ostariophysan fish

fish with a Weberian apparatus; 90% of amazon fish

Weberian apparatus

conducts sound from swim bladder to inner ear

piranhas, pacus, tetras


(taxon)

Characidae

headstanders


(taxon)

Anostomidae

trairas


(taxon)

Erythrinidae

dog fishes


(taxon)

Cynodontidae

hatchet fishes


(taxon)

Gasteropelecidae

jaraquis


(taxon)

Prochilodontidae

What type of teeth do tambaqui, matrinchão, tetras, and pacu have?

broad, molar-like teeth, adapted to crush seeds

What type of teeth do piranhas have?

sharp, pointed teeth, adapted to masticate seeds

Piranhas (specifically)


(taxon)

Serrasalmus, Pygocentrus (fruit, flesh)

tambaquis (specifically)


(taxon)

Colossoma

pacus (specifically)


(taxon)

Mylossoma, Myleus (fruit, seeds)

Red-bellied piranha


(taxon)

Pygocentrus serrulatus

Black piranha


(taxon)

Serrasalmus rhombeus

Tambaqui


(taxon)

Colossoma macropomum

Pacu


(taxon)

Mylossoma sp

Silver dollar


(taxon)

Myleus sp

Short tailed trout tetra


(taxon)

Brycon brevicada

Amazon sardines


(taxon)

Triportheus spp

Headstander (specific one)
(taxon)

Common name: Aracu


Scientific: Leporinus sp

Traira


(taxon)

Hoplias malabaricus

Wolf fish


(taxon)

Hydrolycus sp

Hatchet fishes


(taxon)

Carnegiella sp

Jaraqui


(taxon)

Semaprochilodus sp

Siluriform families


(taxon) (catfishes)

Loricariidae, Pimelodidae, Doradidae, Callichthyidae, Cetopsidae, Trichomecteridae

odontodes

dermal teeth, classic loricariidae

Piracatinga or pintadinho


(taxon)

Family pimalodidae


Callophysus sp

Mandi


(taxon)

Pimelodus sp

Surubim or tiger shovelnose catfish


(taxon)

Pseudoplatystoma sp

Pirarara (red-tailed catfish)


(taxon)

Phractocephalus sp

Armored catfish


(taxon)

Plecostomus sp

Cory catfish


(taxon)

Corydoras sp

Cetopsis candiru

Often confused with parasitic candiru-açu; feed on large aquatic insects

Candiru-açu, vampire fish


(taxon)

Vandellia cirrhosa

Pirarucu


(taxon)

Arapaima gigas

Aruana


(taxon)

Osteoglossum bicirrhosum

Peacock bass (tucunaré)


(taxon)

Cichla ocellaris, C. temensis

Fish diet: White water

in white water as the water rises few fish eat other fish, as the water falls more fish eat other fish

Most hypoxia tolerant species

Hoplias marabaricus

Least hypoxia tolerant species

Serrasalmus