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Fig. 1. Embryonic apparatus. A: Discocyclina, stereograph after Ferràndez (1999), modified. Schema, not to scale; achl: auxilliary chamberlet; ast: annular stolon; ecr: equatorial crest; il: inner lamella; lchl: lateral chamberlet;ost: oblique stolon; ost(d): oblique stolon of deuteroconch; p: pore; pap: papilla; peri: periembryonal chamberlets; rst: radial stolon; rst(d): radial stolon of deuteroconch; deuteroconch);(from Hottinger, 1977); (Hottinger, 2006; fig. 5 [1] CC/BY-NC-SA)


  • according to Hottinger (2006):

EMBRYO - (embryon, embryonic apparatus); the group of chambers including protoconch and deuteroconch (nucleoconch), and in some genera a flexostyle, that differs in size, shape and arrangement from subsequent chambers.

See also


Ferràndez I Cañadell (1999), Morfoestructura i paleobiologia dels Ortofragmínidos de la Mesogea (Discocyclinidae i Orbitocyclinidae, Foraminifera), Arxius de les Seccions de Ciències, Barcelona, (Secció de Ciències i Tecnologia), CXXI, 339 p.

Hottinger (2006), Illustrated glossary of terms used in foraminiferal research. Carnets de Géologie, Memoir 2, ISSN 1634-0744

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