Late Eocene to Recent; very widespread in tropical to temperate regions. One of the commonest fossil echinoids in the Tertiary. Many nominal species have been described, but only two others have the ...
Differs from Diadema in ambulacral tuberculation. In Diadema there is only a single primary ambulacral tubercle to each compound plate whereas in Echinothrix the primary tubercle is joined by four to ...
The Watling collection is the largest of the 3 collections. Thomas Watling (c1767-1797) was a trained artist and there is a superior quality to his work compared to the other painters and their ...
single tube foot to all ambulacral plates phyllodes (adoral zones of food-harvesting tube-feet) developed adorally no perignathic girdle or lantern. Neognathostomata have traditionally been divided ...
After an incredible 16 years of ice skating at the Museum, the five-acre gardens on which the rink used to sit have now been transformed into a hub for urban wildlife. This is part of a national ...
Season: all year round. Usually found outdoors on walls, fencing and clutter around the garden, but most common in homes in autumn when males leave their webs to search for female spiders. Also common ...