Escharellidae

General description: 

Frontal wall with marginal pores only. Pore chambers present. Primary orifice typically with lyrula and condyles; enclosed by well developed peristome and with conspicuous oral spines. No avicularia. Ovicell prominent.

(Hayward and Ryland, 1999)

Taxonomic name: 
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith