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Microanatomy of the male and female reproductive tracts in the long-tailed butterfly ray Gymnura poecilura, an elasmobranch with unusual characteristics. Journal of Fish Biology, 84 (2): 297–313
DOI: 10.1111/jfb.12282
HENDERSON, A.C. & MCILWAIN, J.L. & AL-OUFI, H.S. & AMBU-ALI, A. (2006)
Reproductive biology of the milk shark Rhizoprionodon acutus and the bigeye houndshark Iago omanensis in the coastal waters of Oman. Journal of Fish Biology, 68 (6): 1662–1678
DOI: 10.1111/j.0022-1112.2006.01011.x