A REVISION OF THE SPECIES OF THE FAMILY PYRAMIDELLIDÆ OCCURRING IN THE PERSIAN GULF, GULF OF OMAN, AND NORTH ARABIAN SEA, AS EXEMPLIFIED MOSTLY IN THE COLLECTIONS MADE BY MR. F. W. TOWNSEND (1893–1900), WITH DESCRIPTIONS OF NEW SPECIES
Published in Proceedings of the Malacological Society of London, in 1910, in volume 9, issue 3, pages 171-207
Date published:1910-09-01