The Echinoid Directory

Contributed by Andreas Kroh, August 2010

Echinosigra (Echinosigra) Mortensen, 1907, p. 82

Diagnostic Features A subgenus of Echinosigra, for forms with two genital pores and a long neck.
Distribution Recent; Atlantic, Antarctic.
Name gender feminine
Type Pourtalesia phiale Thomson, 1873, p. 90, by original designation.
Species Included
  • E. (E.) phiale phiale (Thomson, 1873); Recent, NE Atlantic, Antarctic.
  • E. (E.) phiale partita Mironov, 1997; Recent.
  • E. (E.) mortenseni Mironov, 1974; Recent.
  • E. (E.) porrecta Mironov, 1974; Recent.
  • E. (E.) vitayazi Mironov, 1997; Recent.
Classification and/or Status Holasteroida, Meridosternata, Urechinina, Pourtalesiidae.
Remarks Mironov, A. N. 1997. [Holasteroid sea urchins. 4. Echinosigra]. Zoologicheskii Zhurnal 76, 173-186.

Mortensen, T. 1907. The Danish Ingolf-Expedition 1895-1896. Vol. 4, No. 2. Echinoidea, pt. 2. Bianco Luno, Copenhagen, 200 pp.