35. Lignincola laevis Höhnk, Veröff. Inst. Meeresf. Bremerhaven 3: 216 (1955)

Substrate and distribution: Marine wood. Bohuslän, Gotland, Skåne, Småland, Södermanland. Additional records: Bohuslän, Skaftö par., Kristineberg, 58°14′59″N, 11°26′49″E, on wooden panels submerged for c 1 year, 5. VI 2018, ST 18-86 (UPS); Fiskebäckskil, Klubban, 58°15′04″N, 11°27′52″E, on wood panel submerged for 12 months, 22. VI 2017, ST 17-31, 17-33 (both UPS).

Notes: Reported by Henningsson (1974) from Bohuslän, Skåne and Södermanland and by Tibell (2016) from Bohuslän, Gotland and Småland.