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  • A13 Appendix, Testudinalia testudinalis

    A13 Appendix, Testudinalia testudinalis
  • A12 Appendix to T. testudinalis account. Specimen from north-west Iceland 65.88ยฐ N (2019) ยฉ S. Case.

    A12 Appendix to T. testudinalis account. Specimen from north-west Iceland 65.88ยฐ N (2019) ยฉ S. Case.
  • A11 Appendix to T. testudinalis account. Historic and recent, southern limits of distribution.

    A11 Appendix to T. testudinalis account. Historic and recent, southern limits of distribution.
  • A10 Appendix to T. testudinalis account. Historic and recent specimens from North America.

    A10 Appendix to T. testudinalis account. Historic and recent specimens from North America.
  • A09 Appendix T. testudinalis. Specimens from Denmark and Germany.

    A09 Appendix  T. testudinalis. Specimens from Denmark and Germany.
  • A08 Appendix to T. testudinalis. T. testudinalis from the ร–resund, south-west Sweden.

    A08 Appendix to T. testudinalis. T. testudinalis from the ร–resund, south-west Sweden.
  • A07 Appendix T. testudinalis. Historic and recent specimens from north-east Irish Sea.

    A07 Appendix T. testudinalis. Historic and recent specimens from north-east Irish Sea.
  • A06 Appendix T. testudinalis. Recent, live, specimens from Ireland (eulittoral) and the Isle of Man (sublittoral).

    A06 Appendix T. testudinalis. Recent, live, specimens from Ireland (eulittoral) and the Isle of Man (sublittoral).
  • A05 Appendix T. testudinalis account. Recent, eulittoral, 10 mm & 12 mm long, live specimens from Edinburgh, Scotland 56.00ยฐ N (2020). ยฉ D. Notton.

    A05 Appendix T. testudinalis account. Recent, eulittoral, 10 mm & 12 mm long, live specimens from Edinburgh, Scotland 56.00ยฐ N (2020). ยฉ D. Notton.
  • A04 Appendix T. testudinalis. Historic specimen from Yorkshire and historic temperatures

    A04 Appendix T. testudinalis. Historic specimen from Yorkshire and historic temperatures
  • A03 Appendix T. testudinalis. N.E. England 19th century expansion southwards of T. testudinalis.

    A03 Appendix T. testudinalis. N.E. England 19th century expansion southwards of T. testudinalis.
  • A02 Appendix T. testudinalis COMPARISON juvenile Tectura virginea. 1-3 Dublin, Ireland (2020). 4-5 North Devon, south-west England (2019). Leg. A. Wright.

    A02 Appendix T. testudinalis COMPARISON juvenile Tectura virginea. 1-3 Dublin, Ireland (2020). 4-5 North Devon, south-west England (2019). Leg. A. Wright.
  • A01 Appendix to T. testudinalis COMPARISON Tectura virginea.

    A01 Appendix to T. testudinalis  COMPARISON Tectura virginea.
  • 48 Testudinalia testudinalis album. COMPARISON image of Tectura virginea. Shell length 10.5mm. West Anglesey, Wales. March 2014.

    48 Testudinalia testudinalis album. COMPARISON image of Tectura virginea. Shell length 10.5mm. West Anglesey, Wales. March 2014.
  • 47 Testudinalia testudinalis album. COMPARISON image of Tectura virginea. 8mm long. Menai Strait, Wales. March 2012.

    47 Testudinalia testudinalis album. COMPARISON image of Tectura virginea. 8mm long. Menai Strait, Wales. March 2012.
  • 46 Testudinalia testudinalis album. COMPARISON image of Tectura virginea. 6.6mm long. Yorkshire, England. September 2014.

    46 Testudinalia testudinalis album. COMPARISON image of Tectura virginea. 6.6mm long. Yorkshire, England. September 2014.
  • 45 Testudinalia testudinalis album. COMPARISON image of Tectura virginea. 5.5mm long. West Anglesey, Wales. March 2014.

    45 Testudinalia testudinalis album. COMPARISON image of Tectura virginea. 5.5mm long. West Anglesey, Wales. March 2014.
  • 44 Testudinalia testudinalis album. COMPARISON image of Tectura virginea. Shell-length 6mm. From top down: anterior, posterior and lateral views. North Yorkshire. September 2014.

    44 Testudinalia testudinalis album. COMPARISON image of Tectura virginea. Shell-length 6mm. From top down: anterior, posterior and lateral views. North Yorkshire. September 2014.
  • 43 Testudinalia testudinalis album. COMPARISON image of Tectura virginea. Shell length 7mm. Oban, Scotland. August 1969.

    43 Testudinalia testudinalis album. COMPARISON image of Tectura virginea. Shell length 7mm. Oban, Scotland. August 1969.
  • 42 Testudinalia testudinalis album. COMPARISON image of Tectura virginea. Shell lengths 6mm & 9mm. North Yorkshire and Menai Strait.

    42 Testudinalia testudinalis album. COMPARISON image of Tectura virginea. Shell lengths 6mm & 9mm.  North Yorkshire and Menai Strait.
  • 41 Testudinalia testudinalis. Left: Calf of Man, Isle of Man. June 2014. ยฉ P. Lightfoot . Right: Niarbyl, Isle of Man. June 2017. ยฉ D. Kipling.

    41 Testudinalia testudinalis.  Left: Calf of Man, Isle of Man. June 2014. ยฉ P. Lightfoot . Right: Niarbyl, Isle of Man. June 2017. ยฉ D. Kipling.
  • 40 Testudinalia testudinalis. Length of upper shell 14.1mm. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    40 Testudinalia testudinalis. Length of upper shell 14.1mm. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 39 Testudinalia testudinalis. Great Cumbrae, Scotland. March 2016. ยฉ P. Lightfoot.

    39 Testudinalia testudinalis. Great Cumbrae, Scotland. March 2016. ยฉ P. Lightfoot.
  • 38 Testudinalia testudinalis. Littoral. Great Cumbrae, Scotland. May 2016. ยฉ P. Lightfoot.

    38 Testudinalia testudinalis. Littoral. Great Cumbrae, Scotland. May 2016. ยฉ P. Lightfoot.
  • 37 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    37 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 36 Testudinalia testudinalis. Shell length 14.2mm. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    36 Testudinalia testudinalis. Shell length 14.2mm. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 35 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    35 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 34 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    34 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 34 Tectura virginea album. COMPARISON image of Testudinalia testudinalis. Banffshire, Scotland. Leg. S.Taylor.

    34 Tectura virginea album. COMPARISON image of Testudinalia testudinalis.  Banffshire, Scotland. Leg. S.Taylor.
  • 33 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    33 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 33 Tectura virginea album. COMPARISON image of Testudinalia testudinalis. Banffshire, Scotland. Leg. S.Taylor.

    33 Tectura virginea album. COMPARISON image of Testudinalia testudinalis. Banffshire, Scotland. Leg. S.Taylor.
  • 32 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    32 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 32 Tectura virginea album. COMPARISON image of Testudinalia testudinalis. Banffshire, Scotland. Leg. S.Taylor.

    32 Tectura virginea album. COMPARISON image of Testudinalia testudinalis.  Banffshire, Scotland. Leg. S.Taylor.
  • 31 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    31 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 31 Tectura virginea album. COMPARISON image of Testudinalia testudinalis. Kincardineshire, Scotland.

    31 Tectura virginea album. COMPARISON image of Testudinalia testudinalis.  Kincardineshire, Scotland.
  • 30 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    30 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 30 Tectura virginea album. COMPARISON image of Testudinalia testudinalis. Banffshire, Scotland. Leg. S.Taylor.

    30 Tectura virginea album. COMPARISON image of Testudinalia testudinalis.  Banffshire, Scotland. Leg. S.Taylor.
  • 29 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    29 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 28 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    28 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 27 Testudinalia testudinalis. Shell length 13.9mm. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    27 Testudinalia testudinalis. Shell length 13.9mm. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 26 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    26 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 25 Testudinalia testudinalis. Shell length 13.9mm. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    25 Testudinalia testudinalis. Shell length 13.9mm. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 24 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    24 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 23 Testudinalia testudinalis. Shell length 13.2mm. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    23 Testudinalia testudinalis. Shell length 13.2mm. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 22 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    22 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 21 Testudinalia testudinalis. Shell length 14.2mm. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    21 Testudinalia testudinalis. Shell length 14.2mm. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 20 Testudinalia testudinalis. Length 13.2mm. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    20 Testudinalia testudinalis. Length 13.2mm. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 19 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    19 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 18 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    18 Testudinalia testudinalis. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
  • 17 Testudinalia testudinalis. Shell length 14.1mm. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.

    17 Testudinalia testudinalis. Shell length 14.1mm. Littoral. Moray Coast, Banffshire, Scotland. May 2017. Leg. S. Taylor.
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Marinvert

Photographic guide to the identification and biology of European marine invertebrates

Marinvert
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