Julavis

Julavis
Scientific classification
Kingdom:	Animalia
Phylum:	Porifera
Class:	Demospongiae
Order:	Axinellida
Family:	Heteroxyidae
Genus:	Julavis; de Laubenfels, 1936
Type species
	Julavis levis; (Kirkpatrick, 1900)

Julavis is a genus of sponges in the family Heteroxyidae. It contains three species, with Julavis levis as the type species. Species of this genus have a dense, matted surface which is made up of spiny strongyles (large, two-ended spicules with blunt tips).

Species

Julavis contains the following species:

Julavis borealis Lehnert, Rooney & Everett, 2026
Julavis jamaicensis van Soest & Lehnert, 1997
Julavis levis (Kirkpatrick, 1900)

References

1 2 Van Soest RW, Boury-Esnault N, Hooper JN, Rützler K, de Voogd NJ, de Glasby BA, Hajdu E, Pisera AB, Manconi R, Schoenberg C, Janussen D, Tabachnick KR, Klautau M, Picton B, Kelly M, Vacelet J, eds. (2026). "Julavis de Laubenfels, 1936". World Porifera Database. World Register of Marine Species. Retrieved 2026-08-03.
↑ Łukowiak, Magdalena; Van Soest, Rob; Klautau, Michelle; Pérez, Thierry; Pisera, Andrzej; Tabachnick, Konstantin (December 2022). "The terminology of sponge spicules". Journal of Morphology. 283 (12): 1517–1545. doi:10.1002/jmor.21520.
↑ van Soest, Rob W.M.; Lehnert, Helmut (1997). "The genus Julavis de Laubenfels (Porifera: Halichondrida)". Proceedings of the Biological Society of Washington. 110. Biological Society of Washington: 489–501.

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[worms-1] 1 2 Van Soest RW, Boury-Esnault N, Hooper JN, Rützler K, de Voogd NJ, de Glasby BA, Hajdu E, Pisera AB, Manconi R, Schoenberg C, Janussen D, Tabachnick KR, Klautau M, Picton B, Kelly M, Vacelet J, eds. (2026). "Julavis de Laubenfels, 1936". World Porifera Database. World Register of Marine Species. Retrieved 2026-08-03.

[2] Łukowiak, Magdalena; Van Soest, Rob; Klautau, Michelle; Pérez, Thierry; Pisera, Andrzej; Tabachnick, Konstantin (December 2022). "The terminology of sponge spicules". Journal of Morphology. 283 (12): 1517–1545. doi:10.1002/jmor.21520.

[Soest-3] van Soest, Rob W.M.; Lehnert, Helmut (1997). "The genus Julavis de Laubenfels (Porifera: Halichondrida)". Proceedings of the Biological Society of Washington. 110. Biological Society of Washington: 489–501.