Cleavage Furrow Establishment in Cylindrical Sand Dollar Eggs Identifier: 11379 Title: Cleavage Furrow Establishment in Cylindrical Sand Dollar Eggs Author: R. RappoportUnion College Barbara RappoportUnion College Date: 1980 Species: Echinarachnius parmaSand dollar Type: Bulletin, Report Bulletin: Volume 20 - 1980 Report: 2 Citation “Cleavage Furrow Establishment in Cylindrical Sand Dollar Eggs,” MDI Biological Laboratory, accessed March 15, 2026, https://digitalarchive.mdibl.org/items/show/1260.Item 11379 Save this item as a PDF file