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Hornichara
Classification
Phylum:
Charophyta
Class:
Charophyceae
Order:
Charales
Superfamily:
Unknown
Family:
Characeae
Formal Genus Name and Reference:
Hornichara MASLOV, 1963b, p. 444
Type Species:
H. kazakstanica Maslov, 1963b, p. 445, fig. 1, OD, lectotype, MASLOV, 1963b, fig. 1a-c, designated Feist & Grambast-Fessard herein
Images
(Click to enlarge in a new window)
Fig. 67,3a-c. { }^{*} H. kazakstanica Maslov, middle Oligocene, Kazakhstan, a, lectotype, lateral view, b, apical view, c, basal view, x88 (adapted from Maslov, 1963b, fig. 1a-c).-Fig. 67,3d-f. H. lagenalis (Straub) Feist, upper Oligocene, Switzerland, d, lateral view, e, apical view, f, basal view, x80 (FeistCastel, 1977b, pl. 1,3,5,6).
Synonyms
Krassavinella
Geographic Distribution
France, Georgia, Germany, Russia, Spain, Switzerland, China, India, Kazakhstan
Age Range
Beginning Stage in Treatise Usage:
Upper Cretaceous
Beginning International Stage:
Gelasian
Fraction Up In Beginning Stage:
0
Beginning Date:
2.58
Ending Stage in Treatise Usage:
Neogene (Pleistocene)
Ending International Stage:
Pleistocene Upper
Fraction Up In Ending Stage:
0
Ending Date:
0.01
Description
Apex psilocharoid with thinning of entire apical zone, General shape ovoidal with apex prominent and base tapered with tendency to form a broad column, Spirals unornamented, Basal pore in some species at end of funnel-shaped depression, Basal plate thin, Size small. [Genus differs from Harrisichara in having a more protruding apex and a wider basal column, from Amblyochara in its apical characters and smaller size, and from Mesochara in having a tapered base and basal plate morphology.]
References
Museum or Author Information
Classification
Phylum:
Charophyta
Class:
Charophyceae
Order:
Charales
Superfamily:
Unknown
Family:
Characeae
Formal Genus Name and Reference:
Hornichara MASLOV, 1963b, p. 444
Type Species:
H. kazakstanica Maslov, 1963b, p. 445, fig. 1, OD, lectotype, MASLOV, 1963b, fig. 1a-c, designated Feist & Grambast-Fessard herein
Images
(Click to enlarge in a new window)
Fig. 67,3a-c. { }^{*} H. kazakstanica Maslov, middle Oligocene, Kazakhstan, a, lectotype, lateral view, b, apical view, c, basal view, x88 (adapted from Maslov, 1963b, fig. 1a-c).-Fig. 67,3d-f. H. lagenalis (Straub) Feist, upper Oligocene, Switzerland, d, lateral view, e, apical view, f, basal view, x80 (FeistCastel, 1977b, pl. 1,3,5,6).
Synonyms
Krassavinella
Geographic Distribution
France, Georgia, Germany, Russia, Spain, Switzerland, China, India, Kazakhstan
Age Range
Beginning Stage in Treatise Usage:
Upper Cretaceous
Beginning International Stage:
Gelasian
Fraction Up In Beginning Stage:
0
Beginning Date:
2.58
Ending Stage in Treatise Usage:
Neogene (Pleistocene)
Ending International Stage:
Pleistocene Upper
Fraction Up In Ending Stage:
0
Ending Date:
0.01
Description
Apex psilocharoid with thinning of entire apical zone, General shape ovoidal with apex prominent and base tapered with tendency to form a broad column, Spirals unornamented, Basal pore in some species at end of funnel-shaped depression, Basal plate thin, Size small. [Genus differs from Harrisichara in having a more protruding apex and a wider basal column, from Amblyochara in its apical characters and smaller size, and from Mesochara in having a tapered base and basal plate morphology.]