1899O Tatlow. — Marine Shells from South-west Donegal. 237 



Lasaea rubra, Mont.— Iniskeel and Inisbarnog. 



Keliia suborbicularis, Mont. — Iniskeen only. 



Luclna borealis, Linn. — Very large at Narin, i£ inch in diameter. 



Cardium exiguum, Gmelin.— Very rare. 



edule, Linn. — Abnormally large at Clooney Bay. 

 norvegicum, Speng.— Very rare. 

 Venus I in eta, Pult.— Frequent. 



exoleta, Linn. — Very rare and old. 

 fasciata, Da C. — Beautifully coloured. 

 verrucosa, Linn.— One valve. 

 ovata, Penn.— Rare. 

 gallina, Linn. — Common. 

 Tapes pullastra, Mont— Very common, 

 var. perforans. — Rare. 

 decussatus, Linn. — Common at Killybegs. 

 Tellina balthica, Linn.— Fine at Fintra Bay. 

 tenuis, Da C. — Common. 

 fabula, Gron. — Rare. 



squalida, Pult. — A single valve and a complete specimen. 

 donacina, Linn. — One specimen. 

 pusilla, Phil.— Inisbarnog, rare. 

 Psammobia tellinella, Lam. — One specimen at Inisbarnog. 

 Donax vittatus, Da C- — Abundant on every shore. 

 iYlactra solida, Linn.— Common. 



subtruncata, Da C— Small. 

 stultorum, Linn. — Frequent. 

 Lutraria elliptica, Lam — A few. 



Scrobicularia piperata, Bell —Abundant living at Killybegs. 

 Solen siliqua, Linn. — Rare and broken. 

 Thracia papyracea, Poli. — Frequent. 

 Saxicava rugosa, Linn. -Rare. 



Patella vulgata, Linn.— Abundant and beautifully coloured. 

 Helcion pellucidum, Linn.— Common. 



var. Iaevis. — Very large. 

 Tectura virginea, Mull.— Iniskeen. Common. 

 Emarginula fissura, Liun.— Not uncommon. 

 Fissurella graeca, Linn — Frequent. 

 Trochus magus, Linn. — Very few. 



clnerareus, Linn. — Common. 

 umbi Meatus, Mont. — Common. 

 Iineatus, Da C. — Abundant living and fine. 

 zizyphinus, Linn. — Living commonly at low-water mark. 

 Phasianella pulla, Linn. — Islands, common. 

 Lacuna crassior, Mont. — Abundant at Iniskeen. 

 dlvaricata, Fab. — Abundant 

 var. quadrifasciata. — Iniskeen. 

 puteolus, Turton. — Inisbarnog, Narin, Iniskeen. 

 pallidula, Da C— Common. 



