[dragonfly] Williamsonia is a genus of small dragonflies in the family Corduliidae. They are commonly known as boghaunters. Unlike other genera of emerald dragonflies, they have dark eyes and nonmetallic bodies. The genus consists of only two living species: ...
Found on
http://en.wikipedia.org/wiki/Williamsonia_(dragonfly)
[plant] Williamsonia is an extinct genus of plant belonging to Bennettitales, an order of seed plants which bore a resemblance to cycads. Fossilized specimens of Williamsonia have been discovered worldwide. ==Taxonomy== Williamsonia was originally described as Zamia gigas by William Crawford Williamson. William Carruthers proposed the name ...
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http://en.wikipedia.org/wiki/Williamsonia_(plant)
Williamsonia is a fossil plant that thrived from the Triassic period through the Cretaceous period. Williamsonia was a bennettitalean (a cycadeoidphyte, primitive gymnosperm that resembled cycads but was not a cycad ). Williamsonia had a long, thin, branching, woody trunk covered with spirals of broken-off leaf scars. It was up to 6.5 ft (2 m) tall...
Found on
http://www.enchantedlearning.com/subjects/dinosaurs/glossary/
No exact match found.
