Integrated Marine Information System (IMIS)

Data Policy
Persons | Institutes | Publications | Projects | Datasets
Add an imageAdd albumRSS
IMIS Photogallery » Echinodermata (echinoderms) » Echinoidea (sea urchins)
Hemiaster expergitus (apical system)
Hemiaster expergitus (apical system)
Description The apical system is ethmophract: The posterior genital plates and the posterior ocular plates join each other.
Specimen of 37 mm length.
Author Mortensen, Theodor JPG file - 23.16 kB - 406 x 451 pixels added on 2009-02-23593 viewsFrom reference Schultz, H. (2009). Sea urchins II: Worldwide irregular d... © 2009 Mortensen, Theodor
Click here to return to the thumbnails overview
[Back]