dissepiment


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dissepiment

[də′sep·ə·mənt]
(botany)
A partition which divides a fruit or an ovary into chambers.
(paleontology)
One of the vertically positioned thin plates situated between the septa in extinct corals of the order Rugosa.
References in periodicals archive ?
Propora tubulata has the most distinct density bands among heliolitids and, therefore, skeletal elements, such as corallite wall, coenenchymal dissepiments, and septal spines, vary from thin to thick (Table 4).
Several morphological novelties such as septofossulae (Ullernelasma), dissepiments (Paliphyllum, Strombodes), and colonial forms (Cyathophylloides, Palaeophyllum), etc.
Just before the Parafusulina solidissima fusulinid Zone (= Bairdia aculeata ostracode Zone) the final disappearance of most of the fasciculate and massive colonial Rugosa, as well as the solitary corals with dissepiments, takes place.