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Clavulinopsis (foram) : ウィキペディア英語版 | Clavulinopsis (foram)
''Clavulinopsis'' is a l genus from the Upper Cretaceous of the US, (Texas, Arkansas) included in the Textulariida. The type-species is ''Clavulinopsis hofkeri'' Banner and Desai, 1985. ''Clavulinopsis'' has an free aggulinated test with a considerable calcareous groundmass. The early stage is triserial, later abruptly becoming uniserial; cross section triagular. Sutures are slightly depressed, horizontal to slightly arched at the center of the flattened sides. Lateral walls are filled with fine micro-tubular cavities (term: canaliculate) that openinto the chamber interiors, but are sealed externally by a finely agglutinated outer layer. Septa are solid, without micro-tubular cavities. The aperture is cribrate, with irregular pores at the end of a slightly produced neck. ==References==
* Loeblich and Tappan, 1988, (Pseudogaudryinidae ) in (Foraminiferal genera and their classification )
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