Nicholsonella is ramose to frondose. Zooecia are thick-walled and separated by large polygonal mesozooids filled with calcareous deposits. Diaphragms and styles are common.
Nicholsonella peculiaris Cumings and Galloway
Reference: Dalvé, 1948
Reference: Utgaard and Perry, 1964
Nicholsonella vaupeli (Ulrich, 1883)
Occurrence: Bellevue, Mount Auburn, Waynesville, Liberty
Reference: Brown and Daly, 1985
Originally named Heterotrypa vaupeli. Also called Monticulipora vaupeli.