Náttúrufræðingurinn

Volume

Náttúrufræðingurinn - 1999, Page 74

Náttúrufræðingurinn - 1999, Page 74
1. tafla. Lindýr og hrúðurkarlar úr nákuðungslögimum innan við fjörukambinn á Stokkseyri. Sýni 0705860201. - Invertebrate remains from the Nucella transgression at Stokkseyri, South lceland. Tegund /Species íslenskt heiti /Icelandic name Fjöldi /Number % Emarginulafissura (Linné, 1767) Glufumotra 2,0 0,07 Puncturella noachina (Linné, 1771) Ljóramotra 10,0 0,35 Acmaea testudinalis (Miiller, 1776) Olnbogaskel 33,0 1,16 Ansatespellucida (Linné, 1758) Þarahetta 27,0 0,95 Lepeta caeca (Miiller, 1776) Haðarhetta 27,0 0,95 Margarites groenlcmdicus (Gmelin, 1791) Baugasilfri 29,0 1,02 Margarites helicinus (Phipps, 1774) Gljásilfri 8,0 0,28 Gibbula tumida (Montagu, 1803) Fédugga 2,0 0,07 Lacuna vincta (Montagu, 1803) Þarastrútur 111,0 3,89 Littorina obtusata (Linné, 1758) Þangdoppa 303,0 10,63 Littorina mariae Sacchi & Rastelli, 1966 Maríudoppa 5,0 0,18 Littorina saxatilis (Olivi, 1792) og Klettadoppa 436,0 15,30 Littorina rudis (Maton, 1797) 59,0 2,07 Onoba semicostata (Montagu, 1803) Bárusnotra 239,0 8,39 Capulus hungaricus (Linné, 1758) Hnýfilbobbi 1,0 0,04 Velutina cf. velutina (Miiller, 1776) Hornkúfa 1,0 0,04 Nucella lapillus (Linné, 1758) Nákuðungur 125,0 4,39 Buccinum undatum Linné, 1758 Beitukóngur 201,0 7,05 Hinia incrassata (Ström, 1768) Brimgagar 10,0 0,35 Odostomia unidentata (Montagu, 1803) Kjölstrýta 1,0 0,04 Modiolula phaseolina (Philippi, 1844) Öðlingur 12,5 0,44 Modiolus modiolus (Linné, 1758) Aða 2,0 0,07 Mytilus edulis Linné, 1758 Kræklingur 253,0 8,88 Chlamys islandica (Muller, 1776) Hörpudiskur 7,5 0,26 Heteranomia squamula (Linné, 1758) Gluggaskel 235,0 8,25 Kellia suborbicularis (Montagu, 1803) Bugnisskel 11,5 0,40 Acanthocardia echinata (Linné, 1758) ígulskel 1,0 0,04 Cerastoderma ovale (Sowerby, 1840) Pétursskel 5,0 0,18 Spisula solida (Linné, 1758) Tígulskel 0,5 0,02 Turtonia minuta (Fabricius, 1780) Mæruskel 29,0 1,02 Hiatella arctica (Linné, 1767) Rataskel 97,0 3,40 Mya truncata Linné, 1758 Smyrslingur 0,5 0,02 Verruca stroemia (Miiller, 1776) Vörtukarl 199,0 6,98 Balanus balanus {Linné, 1758) Hrúðurkarl 2,5 0,09 Balanus crenatus (Bruguiére, 1789) Tannkarl 50,5 1,77 Balanus balanoides (Linné, 1767) Fjörukarl 305,0 10,70 Balanus sp. 8,5 0,30 2.850,0 100,04 sjávarhita er hún sambærileg við þá strand- fánu sem nú er við Suður- og Suðvestur- land. Hnýfilbobbi (Capulus hungaricus) úr miðbiki skeljalaganna innan við fjöru- kambinn á Stokkseyri er m.a. vísbending um þetta. Sæsnigill þessi er hlýsjávartegund sem ekki hefur fundist lifandi hér við land svo öruggt sé. Mjög ferskar skeljar hafa fundist við suðurströndina og vestur í sunnanverðan Breiðafjörð og má því ætla að 216
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