Journal of conchology . Pisidium nitidum Jenyns { = P. piisiUtini (Jenyns) B. B. Woodward). Magnified about 21 diameters. From specimen in Hyndman Collection, Belfast Municipal Museum,labelled P. nitidum. English. Mr. Jenyns to del. Oct., 1917. The shell is unopened. The figure is a bad representation of theactual shell, and fig. 8 shows it as flatter than it really is when viewedendways. The shell agrees with several other specimens on a tabletmarked ?Pisidiutn nitidu7Ji Jenyns. The only specimen that has beenopened has the entire hinge obscured by the dried-up animal, so thatnoth

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Journal of conchology . Pisidium nitidum Jenyns { = P. piisiUtini (Jenyns) B. B. Woodward). Magnified about 21 diameters. From specimen in Hyndman Collection, Belfast Municipal Museum,labelled P. nitidum. English. Mr. Jenyns to del. Oct., 1917. The shell is unopened. The figure is a bad representation of theactual shell, and fig. 8 shows it as flatter than it really is when viewedendways. The shell agrees with several other specimens on a tabletmarked ?Pisidiutn nitidu7Ji Jenyns. The only specimen that has beenopened has the entire hinge obscured by the dried-up animal, so thatnothing can be deduced from the teeth. The striae are strongest atthe place of demarcation between the nepionic and adult shell, andthe outline suggests the species that Mr. Woodward refers to P. pusil-lutn, but the nitid character so noticeable in most of the shells sonamed by him is absent. This absence is due perhaps to age and decay. Many of the shellsare more or less encrusted with the white salt that is often so tro

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Keywords: ., bookauthorconcholo, bookcentury1800, bookdecade1870, bookyear1879