Caligus isonyx. On the common gurnard. First taken as British at Banff in 1864 by T. E.

Lepeophtheirus pectoralis. On various flounders.

Lepeophtheirus Nordmannii. On the short sun-fish.

Chalimus scombri.

Trebius caudatus. Found on a Ling, Lota malva.

Monima fimbriata, or fimbricata. On the short sun-fish. First taken as British at Banff in 1862, by T. E.

Læmargus muricatus. On the Short Sun-fish.

Cecrops Lattreillii. Attached to the gills of the sun-fish, both short and oblong.

Chondracanthidæ soleæ. On the gills of Platessa vulgaris. First taken as British at Banff, in August 1863, by T. E.

Lernentoma cornuta. On gills of Platessa vulgaris.