IN the October issue of the Journal of the Marine Biological Association, Miss Trewavas records the occurrence of Echinus esculentus between tide-marks on the Cornish coast and makes a request for ...

REGENERATION of the spines in Echinus esculentus is considered worthy of record, and is of importance with regard to the short fine spined forms which are sometimes obtained in the trawl or dredge ...

(1) Treatment of advanced larvae of Echinus miliaris with very dilute solutions of HgCl 2 (about m/2 X 10 6 rapidly brings about precocious metamorphosis, a young echinus in one case surviving eight ...

Type Echinus esculentus Linnaeus 1758, p. 663, by subsequent designation of Fell & Pawson, 1966, p. 431. Mortensen, T. 1943. A monograph of the Echinoidea Part III, 3 ...