Aptocyathus

Aptocyathus VOLOGDIN, 1937b

Specimen-type: Aptocyathus gordoni lectotype, VOLOGDIN, 1937b, p. 471, thin section 3/10, not located

Systematics:
Order: PUTAPACYATHIDA Vologdin, 1961
Superfamily: PUTAPACYATHOIDEA R. Bedford& J. Bedford, 1936
Family: ALPHACYATHIDAE R. Bedford& J. Bedford, 1939

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Aptocyathus


Outer wall

Inner wall

Intervallum

Others informations

Systematic

External view

Transverse section

Longitudinal section

Oblique section

Tangential section