Archive image from page 73 of The Danish Ingolf-expedition (1899-1953). The Danish Ingolf-expedition danishingolfex4cpt11daniuoft Year: 1899-1953 24 HOLOTIU'RKHI'KA in this character, in any case not till more and well pre- i material is available. Tlic studies made for determining these specimens have shown that the species Th. barthii is found in two slightly different popu- lations, one along the East Greenland coast, and one off West Greenland. The first of these, which is characterized by the nume- rous very large and 'fat'' plates (tables), gives no difficulty, whereas that from West Gr


Archive image from page 73 of The Danish Ingolf-expedition (1899-1953). The Danish Ingolf-expedition danishingolfex4cpt11daniuoft Year: 1899-1953 24 HOLOTIU'RKHI'KA in this character, in any case not till more and well pre- i material is available. Tlic studies made for determining these specimens have shown that the species Th. barthii is found in two slightly different popu- lations, one along the East Greenland coast, and one off West Greenland. The first of these, which is characterized by the nume- rous very large and 'fat'' plates (tables), gives no difficulty, whereas that from West Greenland is not at all so clearly limited, especially as some specimens from Skovfjord and some of tin' specimens from Bredefjord show clear 'East Greenland' features. Genus Duasmodactyla Ayres. Duasmodactyla commune (Forbes). Thyonidium commune Mortensen 1927: British Echinoderms p. 412, fig. 250. Phyllophorus communis Deichmann 1930: Holothurians of the Atlantic Ocean p. 143, pi. 17, figs. 16, 17. This species is not represented in the 'Ingolf' collections, but the 'Godthaab' specimen from St. 112, mentioned by


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