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Strongylocentrotus purpuratus

Adult sea urchin © Ann Cutting, California Institute of Technology	File:Spurp 3323.jpg Strongylocentrotus purpuratus 4 cell stage embryo. Two-cell injection of lineage tracers. © Andy Cameron, California Institute of Technology	Strongylocentrotus purpuratus Sea Urchin: Ann Cutting, California Institute of Technology ©2014	Strongylocentrotus purpuratus Sea Urchin: Ann Cutting, California Institute of Technology ©2014
Strongylocentrotus purpuratus larva Ann Cutting, California Institute of Technology ©2014	Strongylocentrotus purpuratus larva Ann Cutting, California Institute of Technology ©2014	Various images of embryonic cell lineage tracings using fluorescent dye markers. © Andy Cameron, California Institute of Technology	Strongylocentrotus purpuratus larva: Ann Cutting,California Institute of Technology ©2014
Strongylocentrotus purpuratus two color lineage tracing © Andy Cameron, California Institute of Technology	Strongylocentrotus purpuratus © Andy Cameron, California Institute of Technology	Histological sections of Strongylocentrotus purpuratus larvae undergoing metamorphosis © Andy Cameron, California Institute of Technology	SEM image of Strongylocentrotus purpuratus larva © Andy Cameron, California Institute of Technology
Stereo pair of a Strongylocentrotus purpuratus confocal stack showing 5 tube feet and water vascular system in the urchin rudiment of the larva © Andy Cameron, California Institute of Technology	Strongylocentrotus purpuratus confocal image stack showing 5 tube feet and water vascular system in the urchin rudiment of the larva © Andy Cameron, California Institute of Technology	Double whole mount in situ hybridization of a Strongylocentrotus purpuratus embryo © Sagar Damle, California Institute of Technology	Strongylocentrotus purpuratus Juvenile © Andy Cameron, California Institute of Technology
Eight arm larva © Andy Cameron, California Institute of Technology	72 hour pluteus © Andy Cameron, California Institute of Technology	Four arm larva © Andy Cameron, California Institute of Technology	Spawning three Strongylocentrotus purpuratus sea urchins to collect eggs © Andy Cameron, California Institute of Technology
© Charles Hollahan 2006	© Charles Hollahan 2006	© Charles Hollahan 2006	Adult Sea Urchins© Andy Cameron, California Institute of Technology
Egg Table at KML© Andy Cameron, California Institute of Technology	Strongylocentrotus purpuratus in the tide pool© Charles Hollahan 2006	© Andy Cameron, California Institute of Technology	Strongylocentrotus purpuratus showing different cell lineage tracings. © Andy Cameron, California Institute of Technology

Patiria miniata

Sea Star © Ann Cutting, California Institute of Technology	Lineage tracing © Andy Cameron, California Institute of Technology	Recently metamorphosed juvenile. © Feng Gao, California Institute of Technology	Patiria miniata scanning electron microscope image of fully developed larva © Andy Cameron, California Institute of Technology
Bright field image of Patiria miniata larva © Andy Cameron, California Institute of Technology	Bright field image of Patiria miniata larva © Andy Cameron, California Institute of Technology	Patiria miniata SEM image detailing the attachment disk © Andy Cameron, California Institute of Technology	Patiria miniata larva (SEM) © Andy Cameron, California Institute of Technology

Eucidaris tribuloides

Adult Pencil Sea Urchin © Ann Cutting, California Institute of Technology	Adult Pencil Sea Urchin © Ann Cutting, California Institute of Technology	Eucidaris tribuloides test. © Ann Cutting and Feng Gao, California Institute of Technology	Fluorescent staining of tubulin and nuclei © Robert Burke, University of Victoria
Fluorescent double in situ of Eve and GataE © Eric Erkenbrack , California Institute of Technology	© Eric Erkenbrack, California Institute of Technology	Teeth of Pencil urchin © Ann Cutting, California Institute of Technology