Exercise 9: Subphyla Chelicerae and Crustacea Flashcards
Largest Phyum
Phylum Arthropoda
Give me the meaning of
Arthros =
Podos =
- Joined
- Foot
2 Subphylum of Arthropoda
Subphylum Chelicerata
Subphylum Crustacea
Give examples of animals in Subphylum Chelicerata?
Spiders
Scorpions
Ticks
Mites
In subphylum Chelicerata
Body consist of an anterior _____ and a posterior _______.
Prosoma,
Opisthosoma
In subphylum Chelicerata
Prosoma bears the appendages involved in _____ and ______.
feeding,
locomotion
Main appendages of subphylum Chelicerata
chelicerae,
pedipalps
What is absent in subphylum Chelicerata
Antennae and Mandibles
First land animals in evolution of Arthropoda which have successfully colonized the terrestrial environment.
Subphylum Chelicerata
How many pairs of walking legs does spiders have?
4 pairs of walking legs
_______ are subchelate and contain poison glands.
Chelicerae
What type of eyes does spider have?
Compound or Ocelli eye
________ lacks appendages but bears _____ pairs of _____.
Opisthosoma,
three,
spinnerets
In spiders,
Respiration occurs through ______ and ______
book lungs,
trachea
In spiders,
Excretion by ________ and __________
malpighian tubules,
coxal glands
Sexes are separate in spiders. Male spiders are ______ than females
smaller
The legs of male spiders are longer and bear additional _________ for detecting ________.
chemo-sensors,
willing females
Give me some animals in subphylum Crustacea?
Crabs
Shrimps
Crayfish
Barnacles
Pill bugs
Water fleas
Thin chitinous bristles used in feeding, burrowing, and locomotion
Setae
Biramous appendages used in locomotion and respiration.
Parapodium
Glandular swelling used during sexual reproduction and to produce cocoon for eggs
Clitellum
Its function is analogous to liver; stores nutrients, manufactures blood cells, helps in defense and helps to remove metabolic wastes
Chlorogogue cells
A triangular appendages used in locomotion and respiration
Prostomium
