Manzonia crassa
- live animal 2
Specimen above found in the washings of Furbellows holdfasts from the extreme lowershore at Challaborough, South Devon, 30.09.15.
Manzonia crassa
- live animal 3
Manzonia crassa
- live animal 4
Specimen above found in a sample or coralline algae and sediment, taken from the extreme lowershore, east of St. Michael's Mount causeway, Marazion, Cornwall. 19.04.15.
Images of shells in my own personal collection. The first shell was found in shellsand at Porthcurno, Cornwall. 20.05.12. The second shell featured was dredged from 40-70m of water off Marseille, France. 1987. Sizes of shells featured is a little over 2.0mm.
Recent records of this species on the Cornish ERICA database includes sites such as Hannafore Point, Looe; Battery Rocks, Penzance; St. Anthony, Gillan Harbour; Daymar Bay, Gorran Haven, Carlyon Bay, and Marazion. A fairly well recorded species on all coasts around Cornwall, despite its small size. Species often found in shellsand.
Scientific and European Names:
Manzonia crassa, Rissoa costata, Gewone navelgroefhoren, Navelgroefhoren.
Location information provided by the author and from the ERICA records database for Cornwall. Scientific and Common Names used are largely gained from from the WoRMS Database.