. The Danish Ingolf-expedition. Marine animals -- Arctic regions; Scientific expeditions; Arctic regions. I. 63 bes 1848), Plymouth (Garstang 1893—95, Lehour 1917); it is mentioned in the International Plank- ton Bulletins from the Bristol Channel and the British Channel every vear in May and August The present author has seen this species in great quantities during his stay at Plymouth in 1914. It was found for the first time on the night between j\lay 19th and 2olh, 7 miles south of Eiddy- stone lighthouse; the individuals were of different sizes, none were fully grown; it was found


. The Danish Ingolf-expedition. Marine animals -- Arctic regions; Scientific expeditions; Arctic regions. I. 63 bes 1848), Plymouth (Garstang 1893—95, Lehour 1917); it is mentioned in the International Plank- ton Bulletins from the Bristol Channel and the British Channel every vear in May and August The present author has seen this species in great quantities during his stay at Plymouth in 1914. It was found for the first time on the night between j\lay 19th and 2olh, 7 miles south of Eiddy- stone lighthouse; the individuals were of different sizes, none were fully grown; it was found again on nearh' the same spot on the night between May 25th and 26th and further until June nth con-. Chart VII. Occurrence of Cosmctira pilosella Forbes. O Occurrence according to the hterature. stantly in large ntimbers, but still no full-grown specimens. Plankton samples taken nearer the shore in the neighbourhood of Plymouth during the same-space of time contained no specimens of tliis medusa. According to Garstang (1893-95, pp. 233 ff.) and Lebour (1917, p. 161) it appears at Plymouth in May or June, is one of the most predominant medusa; in Jul\ and .Vugust, and disappears in Sep- tember. At Valencia Harbour it has been found from the end of April until October (Browne 1896, p. 484 and 1900, p. 719; Delap 1905, p. u). Browne has found quite young specimens at Valencia Harbour both in :\Iay and in August. Moreover a tin>- medusa (with 2 tentacles), found at Plymouth in September 1895, is considered to belong to this .species. As mentioned above, I found no full-grown. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Danish Ingolf-Expedition (1895-1896); Københavns universitet. Zoologisk museum. Copenhagen H. Hagerup


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Keywords: ., bookcentury1800, bookdecade1890, booksu, booksubjectarcticregions