Palaeobrissus hilgardi (peristomial area)
Description Peristomial area: The labrum is formed like a mushroom and slightly arched at the peristomial edge.
Scale 5 mm.
Author Mortensen, Theodor
JPG file - 72.08 kB - 564 x 643 pixels
added on 2009-02-23410 viewsERMS taxaScan of drawing Palaeobrissus hilgardi A. Agassiz, 1880checked Kroh, Andreas 2021-02-24From reference Schultz, H. (2009). Sea urchins II: Worldwide irregular d...
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© 2009 Mortensen, Theodor