Difference between revisions of "Hemiseptula"
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− | [[File:Fig 58.jpg|thumb|<font size="2">'''Fig. 1.''' Hemiseptula in | + | [[File:Fig 58.jpg|thumb|<font size="2">'''Fig. 1.''' Hemiseptula in ''Amphistegina lessonii'' d'Orbigny from the Gulf of Aqaba, Red Sea. Recent. '''A:''' the [[dorsal]] surface of a [[megalospheric]] specimen. Incident light. '''B:''' the inner surface of a fragment of dorsal chamber walls showing septa and hemiseptula broken at a short distance from the level of the eggholders. Note the three-layered texture of the septa (a primary bilamellar wall plus a septal flap) and the two-layered nature of the hemiseptula that results from the folding of the inner lamella. SEM graph; '''egh:''' eggholder; '''hs:''' hemiseptula; '''s:''' septa; (Hottinger, 2006; fig. 58)[http://paleopolis.rediris.es/cg/CG2006_M02/index.html] '''CC'''/BY-NC-SA)]] |
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==Definition== | ==Definition== |