Scutellina (adapical plating)
Description Upper side with interambulacrum IA 2 and adjacent ambulacra. Left: Laganina [now Laganiformes]: The interambulacral column ends in a single plate at the apical disc and becomes very narrow at the margin. Right: Scutellina [now Scutelliformes]: The interambulacral column ends with two plates at the apical disc and is slightly narrower than the ambulacrum at the margin.
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added on 2005-02-23590 viewsWoRMS taxaScan of drawing Clypeasteroidachecked Kroh, Andreas 2021-02-24Scan of drawing Laganina accepted as Laganiformeschecked Kroh, Andreas 2021-02-24Scan of drawing Scutellina accepted as Scutelloidachecked Kroh, Andreas 2021-02-24From reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha...
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© 2005 Schultz, Heinke