Archive image from page 174 of The Danish Ingolf-Expedition (1915). The Danish Ingolf-Expedition danishingolfexpe19150304ingo Year: 1915 COPEPODA 167 The genital somite is, as seen in fig. 46 a, distinctly produced below, but the outline is not quite like any of the published drawings. The structure of the vulva seems to be a good deal more com- plicated than figured by Wolfenden. The subapical seta is more slender, but longer than St. 2. The antennulae are like Scott's fig. 11; the segments 24<Ni25 are distinctly shorter than seg- ment 19, and 23 than 16. The mouth-appendages are scarcel


Archive image from page 174 of The Danish Ingolf-Expedition (1915). The Danish Ingolf-Expedition danishingolfexpe19150304ingo Year: 1915 COPEPODA 167 The genital somite is, as seen in fig. 46 a, distinctly produced below, but the outline is not quite like any of the published drawings. The structure of the vulva seems to be a good deal more com- plicated than figured by Wolfenden. The subapical seta is more slender, but longer than St. 2. The antennulae are like Scott's fig. 11; the segments 24<Ni25 are distinctly shorter than seg- ment 19, and 23 than 16. The mouth-appendages are scarcely different from those of E. norvegica. The pes I is in main features like E. v., but distinctly different from »Scott's fig. 13; the arti- cular membrane between Re IâII is fairly developed anteriorly, but posteriorly is wanting, except medially; the Se Re I is fairly developed. The pes //is like Wolfenden's fig. 50c, but in details is different from Scott's figure; the Se Re II scarcely reaches the base of Se i Re III, and Se 2 al- most reaches the base of short Se 3. On the posterior surface of the second basipodite iu the fourth pair of legs a number of delicate hairs are found in the middle. The epistoma and outer surface of the labrum are in the main like those oi Ench. glacialis {ci. p. 169) and slightly different from E. iiorv. The oral surface of the labriiin is like E. norv. except the two first groups of hairs, which are placed as .shown in fig. 4 a. The area in front of the lamina labialis is like that of E. norv. but inwards delicate spines are found instead of granules; the most lateral group of hairs is almost as wide as long. The lobtis labialis possesses in similarity with Euc. glacialis a posterior lateral groujD of hairs. c?. Size: 5-89 mm.; anterior division (256 4-i'6); urosome 173. Shape of the body is scarcely different from E. norv. The rostrum is a little more obtuse and somewhat shorter. The lateral corners are rounded and somewhat less produced, b


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