†Tylocidaris (Sardocidaris) Lambert 1907 (pencil urchin)
Echinoidea - Cidaroida - Psychocidaridae
Alternative spelling: Sardocidaris
Parent taxon: Tylocidaris according to A. Mancosu and J. H. Nebelsick 2016
See also Fell 1966 and Sepkoski 2002
Sister taxa: Tylocidaris (Tylocidaris), Tylocidaris clavigera, Tylocidaris gosae, Tylocidaris salina, Tylocidaris vexilifera, Tylocidaris walcotti, Tylocidaris windi
Subtaxa: Tylocidaris (Sardocidaris) scarabellii
Ecology: slow-moving low-level epifaunal grazer-omnivore
Distribution:
• Miocene of Italy (7 collections), San Marino (1)
Total: 8 collections each including a single occurrence