Ernstia

Ernstia is a genus of calcareous sponges in the family Clathrinidae. The genus was erected in 2013 to contain five species previously assigned to Clathrina. The genus name honors German naturalist Ernst Haeckel for his contributions towards sponge taxonomy and phylogeny.^[1][2]

Ernstia
Illustration of Ernstia gracilis by Ernst Haeckel
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Porifera
Class:	Calcarea
Order:	Clathrinida
Family:	Clathrinidae
Genus:	Ernstia Klautau, Azevedo, Cóndor-Luján, Rapp, Collins & Russo, 2013

Species

• Ernstia adunca Fontana, Cóndor-Luján, Azevedo, Pérez & Klautau, 2018
• Ernstia arabica Voigt, Erpenbeck & Wörheide, 2017
• Ernstia chrysops Van Soest & De Voogd, 2015
• Ernstia citrea Azevedo, Padua, Moraes, Rossi, Muricy & Klautau, 2017
• Ernstia cordata (Haeckel, 1872)
• Ernstia gracilis (Haeckel, 1872)
• Ernstia indonesiae Van Soest & De Voogd, 2015
• Ernstia klautauae Van Soest & De Voogd, 2015
• Ernstia laxa (Kirk, 1896)
• Ernstia minoricensis (Lackschewitz, 1886)
• Ernstia multispiculata Azevedo, Padua, Moraes, Rossi, Muricy & Klautau, 2017
• Ernstia naturalis Van Soest & De Voogd, 2015
• Ernstia quadriradiata (Klautau & Borojevic, 2001)
• Ernstia rocasensis Azevedo, Padua, Moraes, Rossi, Muricy & Klautau, 2017
• Ernstia sagamiana (Hôzawa, 1929)
• Ernstia sanctipauli Azevedo, Padua, Moraes, Rossi, Muricy & Klautau, 2017
• Ernstia septentrionalis (Rapp, Klautau & Valentine, 2001)
• Ernstia solaris Azevedo, Padua, Moraes, Rossi, Muricy & Klautau, 2017
• Ernstia tetractina (Klautau & Borojevic, 2001)

References

1. Klautau, M.; Azevedo, F.; Condor-Lujan, B.; Rapp, H. T.; Collins, A.; Russo, C. A. d. M. (2013). "A Molecular Phylogeny for the Order Clathrinida Rekindles and Refines Haeckel's Taxonomic Proposal for Calcareous Sponges". Integrative and Comparative Biology. 53 (3): 447–461. doi:10.1093/icb/ict039. PMID 23704365.
2. World Register of Marine Species entry