'Ventral vessel' diaporamas de présentation

Lophotrochozoa

634 views • 59 slides

Mollusks and Annelids

Mollusks and Annelids. Chapter 35 . Examples with Scientific Names. Scientific Name Common Name Mollusks: Athleta toumeyi Fossil Gastropod Caprinuloidea perfecta Rudist Polysacos vickersianum Fossil Chiton Snail in Amber Fossil Snail Annelids: Polychaeta Polychaete

526 views • 29 slides

Chordata: Urochordata and Cephalochordata

Chordata: Urochordata and Cephalochordata. Michelle Sit and Paul Riviere. What is a Chordata. Chordata are fishes, amphibians, reptiles, birds, mammals, tunicates (Urochordata), and lancelets (Cephalochordata). Michelle Sit. Intro to chordates. 4 defining characteristics of chordata :

1.56k views • 27 slides

Invertebrates Phylum Annelida

Invertebrates Phylum Annelida. Segmented Worms segmentation allows specialization of system Body Plan: Tube-within-a-tube Body Systems Digestion Pharynx, esophagus, crop, gizzard, intestine, accessory glands Musculatory Longitudinal and circular muscles in each segment Circulatory

480 views • 26 slides

Jan 24 Lecture

437 views • 24 slides

Phylum Annelida

Phylum Annelida. By: Esther Lien Harlan Cox Siva Gandu. 5 th period. Phylum. General Characteristics Annelids are all bilaterally symmetrical animals. They range in size from much less than 1 mm in length to more than 3 m

517 views • 11 slides

Transport Systems

Transport Systems. Transport Systems. What type of organisms have transport systems? Why do organisms need a transport system?. Insects. Insects don't have veins or arteries, They do have circulatory systems. An open circulatory system.

287 views • 10 slides

Blackworm fACTS

Blackworm fACTS. Classification. Lumbriculus variegatus. Description. Posterior Anterior. Require Nutrients . Fresh water invertebrate that feeds on decaying vegetation and microorganisms . Reproduction.

528 views • 8 slides