1. Species Enneagonum hyalinum Quoy & Gaimard, 1827
2. Species Enneagonum searsae Alvariño, 1968 accepted as Enneagonum hyalinum Quoy & Gaimard, 1827 (unaccepted > junior subjective synonym)

marine, brackish, fresh, terrestrial

recent only

Quoy, J. R. C.; Gaimard, J. P. (1827). Observations zoologiques faites à bord de l'Astrolabe, en mai 1826, dans le Détroit de Gibraltar. <em>Annales des Sciences Naturelles.</em> 10: 5-21, 172-193, 225-239; pls 1-2, 4-9., available online at https://www.biodiversitylibrary.org/page/6008318
page(s): 17 [details] 

Schuchert, P.; Choong, H.; Galea, H.; Hoeksema, B.; Lindsay, D.; Manko, M.; Pica, D. (2025). World Hydrozoa Database. Enneagonum Quoy & Gaimard, 1827. Accessed through: Xu, K., An, J., Ding, L., Dong, D., Gao, Y., Huang, Y., Jiang, W., Lei, Y., Li, K., Li, X., Li, Y., Liang, X., Lin, G., Lin, M., Liu, H., Liu, J., Liu, W., Liu, X., Lu, D., Ma, Z., Ren, X., Sha, Z., Sun, J., Sun, S., Sun, Z., Tian, L., Wang, D., Wang, J., Wu, X., Xia, B., Xiao, N., Yin, J., Zhang, J., Zhang, S., Zhang, X., Zhao, E., Zheng, X., Zhou, H., Zhou, J. & Zhou, K. (2025) Chinese Register of Marine Species at: https://marinespecies.org/charms/aphia.php?p=taxdetails&id=135355 on 2025-05-18

Xu, K., An, J., Ding, L., Dong, D., Gao, Y., Huang, Y., Jiang, W., Lei, Y., Li, K., Li, X., Li, Y., Liang, X., Lin, G., Lin, M., Liu, H., Liu, J., Liu, W., Liu, X., Lu, D., Ma, Z., Ren, X., Sha, Z., Sun, J., Sun, S., Sun, Z., Tian, L., Wang, D., Wang, J., Wu, X., Xia, B., Xiao, N., Yin, J., Zhang, J., Zhang, S., Zhang, X., Zhao, E., Zheng, X., Zhou, H., Zhou, J. & Zhou, K. (2025). Chinese Register of Marine Species. Enneagonum Quoy & Gaimard, 1827. Accessed at: https://www.marinespecies.org/charms/aphia.php?p=taxdetails&id=135355 on 2025-05-18

[taxonomic tree]