Tutorial: Lophotrochozoan Flashcards
Platyleminthe tissue type
triploblastic
symmetry in Platyleminthe
bilateral
body cavity in Platyleminthe
acoelomates
development in Platyleminthe
protostome
is there segmentation in Platyleminthe
NO
is there cephalization in Platyleminthe
YES
describe the digestive tract inPlatyleminthe
gastrovascular cavity (one hole)
excretory system in Platyleminthe
flame cells (AKA protonephridia)
circulatory system in Platyleminthe
absent or diffusion
respiratory system in Platyleminthe
absent - diffusion
reproduction in Platyleminthe
hermaphroditic
the nervous system in Platyleminthe
small bundle of nerves (ganglia)
other key traits of Platyleminthe
dorsoventrally flattened
taxa in Platyleminthe
Catenulida
1. chain worms
Rhabditophora
1. Free-living = planarians
2. parasitic (trematodes and tapeworms)
tissue type of Rotifera
tripoblastic
symmetry in Rotifera
bilateral
body cavity in Rotifera
pseudocoelomate
development in Rotifera
protostome
segmentation in Rotifera
yes
cephalization in Rotifera
yes
digestive system in Rotifera
alimentary canal (2 holes)
excretory system in Rotifera
diffusion