Aluko P, Aremu A. Stages in the normal embryonic development of <i>Heterobranchus longifilis</i> (Valenciennes, 1840). NJG [Internet]. 2008 Oct. 24 [cited 2026 Oct. 7];16(1):22-7. Available from: https://www.ajol.info/index.php/njg/article/view/42278