Distinguished from Cardiopelta by having the pore-pairs of the anterior ambulacrum differentiated adapically and in having subpetaloid paired ambulacra. Also there are no catinal plates in this species.
Gauthier, V. 1896. Echinides jurassiques. Exploration scientifique de la Tunisie, Géologie, Paléontologie. Imprimerie Nationale, Paris.
Solovjev (1971) made this the only member of his subfamily Proholasterinae Solovjev, 1966.
Solovjev, A. 1971. Late Jurassic and Early Cretaceous disasterids of the USSR. Transactions of the Palaeontological Institute, Academy of Sciences of the USSR 131, 1-120, pls 1-16 [in Russian].