Chelicerata Study guides, Class notes & Summaries

Spider (sub-phy-Chelicerata)

sub-phylum Chelicerata

class- Merostomata (sub-phy-Chelicerata)

WSU Biology 106 Exam 3 Questions Marking Scheme Spongocoel - ANSWER- the large central cavity of sponges. water enters the spongocoel through tiny pores called ostia and it exits through the large opening called the osculum. spongocoel is lined with choanocytes which help to create a current in the water. Spicule - ANSWER- structural elements found in most sponges. They provide structural support and deter predators. Large ones are called megascleres while microscopic ones are called mi...

Annelida correct answers segmened worms, serial repetition of parts Onychophora correct answers -velvet worms -slime glands chelicerata correct answers -6 pairs of appendages -4 pairs are leg-like -1 pair of pedipalps -1 pair of chelicerae (fang-like) -ex: spiders crustacea correct answers -2 pairs of antennae -biramous appendages (pinchers) myriapoda correct answers -1 pair of atennae -respiration via tracheal system -ex: centipede athropod classification correct answers...

Middle School Science Bowl Study Guide skeleton - answerthe internal supporting structure that gives an artifact its shape vertebrae - answerbackbone (26 bones) joint - answerthe point of connection between two bones ligaments - answertissue that connects bone to bone compact bone - answerHard, dense bone tissue that is beneath the outer membrane of a bone. spongy bone - answerpart of bone with many small pores or spaces marrow - answerconnective tissue that fills the cavities of bones c...

This document includes a brief introduction to the phylum Arthropoda. The notes cover the subphylla of Crustacea, Chelicerata (focusing on spiders, spiders, and ticks) and Uniramia (myriapods). The notes include descriptions, characteristics, pictures, and species of medical significance.

Taxonomic classifications of major chelicerate groups, as well as descriptions of each and structures that should be identified and understood.