07 Balanus crenatus

Large, 15mm diameter, uneroded, uncrowded specimen from near surface of non-tidal marine lake, salinity 31.9ppt, Dee Estuary, England. June 2011. Ridged wall plates. Low truncated cone with steep sides. Aperture rim crenate.

 

Full SPECIES DESCRIPTION at: flic.kr/p/bjB7dG

Sets of OTHER SPECIES at: www.flickr.com/photos/56388191@N08/collections/.

 

 

 

Done