Back
Albertia
From Williams et al., 2017:
[Albertia Vozzhenikova 1967, p. 150-151
Type species: Albertia recticornis Vozzhennikova, 1967 (pl.77, fig.2)]
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Original description: [Vozzhennikova, 1967]: (Translation in Sarjeant (ed,), 1971, p. 234):
Description:
Theca pentagonal, rhomboid, subdivided into almost equal parts. Epitheca bell-shaped, triangular with a small apical horn. Hypotheca with one or two unequal antapical horns. Transverse furrow equatorial, annulate; longitudinal furrow situated on hypotheca and extends to the antapex. Internal body has the same outline as that of the theca. Pylome triangular with rounded or truncated angles, thus appearing somewhat trapeziform.
[Albertia Vozzhenikova 1967, p. 150-151
Type species: Albertia recticornis Vozzhennikova, 1967 (pl.77, fig.2)]
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Original description: [Vozzhennikova, 1967]: (Translation in Sarjeant (ed,), 1971, p. 234):
Description:
Theca pentagonal, rhomboid, subdivided into almost equal parts. Epitheca bell-shaped, triangular with a small apical horn. Hypotheca with one or two unequal antapical horns. Transverse furrow equatorial, annulate; longitudinal furrow situated on hypotheca and extends to the antapex. Internal body has the same outline as that of the theca. Pylome triangular with rounded or truncated angles, thus appearing somewhat trapeziform.