Parent taxon: Charineae according to S. Ballent et al. 2011
See also Knowlton 1919, Kundal 2014, Musacchio 1973, Uliana and Musacchio 1978 and Van Itterbeeck et al. 2007
Sister taxon: Clavatoraceae
Subtaxa: Aclistochara Aclistochareae Charaxis Charoideae Gobichara Grambastichara Hornichara Horniella Kosmogyra Kosmogyrella Nitella Nitellites Nothochara Obtusochara Palaeochara Palaeonitella Peckisphaera Pseudoharrisichara Tectochara Tolypella Trochiliscus
Distribution:
• Pliocene of Germany (1 collection), India (2)
• Miocene of Peru (1), Portugal (2), Switzerland (3)
• Oligocene to Miocene of United States (1: Montana)
• Eocene of Algeria (1), France (1), Libya (1), Peru (4), Spain (1), Tunisia (1)
• Paleocene of China (1), Peru (1)
• Cretaceous of Argentina (1), Brazil (2), China (1), France (1), Italy (2), Mongolia (1), Morocco (1), the Netherlands (1), Romania (1), Spain (1), United States (1: Arizona)
• Jurassic of Germany (1), India (1), Spain (1), United States (2: Montana, Utah)
• Triassic of Poland (1)
• Permian of Saudi Arabia (2)
• Devonian of Canada (1: Ontario), the United Kingdom (1)
Total: 44 collections including 84 occurrences