Germ cells in premeiotic and previtellogenic phases are observed in one cluster.
Monia El Barhoumi, Patrick Scaps, Fathia Zghal 2013, 'Reproductive Cycle of Marphysa sanguinea (Montagu, 1815) (Polychaeta: Eunicidae) inthe Lagoon of Tunis', The Scientific World Journalhttp://dx.doi.org/10.1155/2013/624197. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The cytologic events of gametogenesis are controlled by a large number of genes that act from premeiotic to postmeiotic mitosis.
Maria Suely Pagliarini 2000, 'Meiotic behavior of economically important plant species: the relationship betweenfertility and male sterility', Genetics and Molecular Biologyhttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S1415-47572000000400045. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)