yS JOURNAL OK CONCIIOI.OC.Y, VOI,. 10, NO. 3, JULY, I9OI. 



V. scotica Mat. & Rack.— Deep water on the north coast. Rare. 

 (Forbes). 



V. elliptica Brown, 



Goodallia triangularis (Mont). (Astarte). 



Isocardia humana L. (cor). — Trawled off the Calf. 



Arctica islandica (L.) (Cyprina). 



Lucina spinifera Mont.- -Several dead off Bay Fine (Archer). 



L. borealis (L.). — Dead shells and valves common off Port Erin 

 (Archer). A"ah-es cast up on the beach in winter (Chadwick). 



Cryptodon flexuosus (Mont.) (Axinus). — Valves. 



Montacuta substriata (Mont.). — Occasionally on north of 

 island and off Port Erin. 



M. bidentata (Mont.).- b'airly plentiful off Port Erin. 



Tellimya ferrug'inosa (Mont.) (Montacuta). — A fine example 

 in the tuft of .spines projecting from the posterior end of Ei]iinoia7-dium 

 cordatum (Chadwick). 



Kellia suborbicularis (Mont.). -Very fine. 



Lassea rubra (Mont.).- -A few dead shells on the north of island 

 until July, 1900, when it was found in quantity on rocks at high-water 

 mark at Port Erin inside the empty cases of Balafu/s. This habitat 

 is given by Jeffreys. Each Balanus contained on an average four 

 shells and several had eight. 



Lepton squamosum (Mont). — Valves only. 



L, nitidum Turt. — Several dredged. 



L. sulcatulum Jeffr. — Dredged off Kitterland. 



L. clarkiae CI. 



Syndosmya prismatica (Mont.) (Scrobicularia). — living, 

 Port Erin. 



S. nitida (Miill.). 



S. alba (Wood). 



Tellina crassa (Gmel.). 



T. tenuis DaC. — Douglas, rare. Frequent at Ramsey (Forbes). 



T. fabula (Gronov.) — Beach, Port Erin. 



T. donacina L. — Valves. 



T. pusilla (Phil.) — Dredged, Port Erin. 



Macoma balthica (\..) ''Tellina). — Douglas, Ramsey, and 

 Derbyhaven (Forbes). 



Donax vittatus (DaC). 



Mactra stultorum T. 



M. (Spirula) solida L. 



v. elliptica Brown. — Dredged off Port Erin. 



Lutraria elliptica Lmk. — A fine living, and two dead but per- 

 fectly fresh shells, at half tide on Port Erin beach. Their discovery 

 was due to the bursting of the old town sewer, which caused them to 



