Pachymatisma johnstonia Bowerbank, 1842
Elephant's ear sponge
Pachymatisma johnstonia
photo by Ferreira, Vasco Manuel

Family:  Geodiidae ()
Max. size: 
Environment:  sessile; marine
Distribution:  Northeast Atlantic: UK England, Spain and France.
Diagnosis:   
Biology: 
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans:  harmless
Country info:   
 

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