. The Danish Ingolf-expedition. Marine animals -- Arctic regions; Scientific expeditions; Arctic regions. 3« (>CTOr. 2!> P. pUtcomux, »xi ... .'. .- Jl6iii, "Thor" St. 171 (03). 2 colonies. Troiiilheiiii Pjunl (KuIhtj;, Skunisuiul, Bn-ttingiui's). 150-300 in. Several colonic*. !' '-:-: .s]K' tlcscrilK-il liy Bkuch (1'.'12i) mi nj- iin tin-Tr»>iiilhcini Fjonl, Init were Ity Ji'.\(;; (I'Jli^ ff^rtrilf<l with Placomus {L.), \i't. without any grounds \w\nfi sju-citicii. .\L' (1931) rwlciariUil the . (likowi
. The Danish Ingolf-expedition. Marine animals -- Arctic regions; Scientific expeditions; Arctic regions. 3« (>CTOr. 2!> P. pUtcomux, »xi ... .'. .- Jl6iii, "Thor" St. 171 (03). 2 colonies. Troiiilheiiii Pjunl (KuIhtj;, Skunisuiul, Bn-ttingiui's). 150-300 in. Several colonic*. !' '-:-: .s]K' tlcscrilK-il liy Bkuch (1'.'12i) mi nj- iin tin-Tr»>iiilhcini Fjonl, Init were Ity Ji'.\(;; (I'Jli^ ff^rtrilf<l with Placomus {L.), \i't. without any grounds \w\nfi sju-citicii. .\L' (1931) rwlciariUil the . ( on specimens from the Troiul- heini Fjoitl) and rcferreil it to the genus Muriceiden Wright & Stuiler, and finally Dekiima-NX in 1936 established a new genus Trachijmuricm comprising among others (Broch).. Kig. 29. Triiehi/miiriria knkciillinli ({{rochl. a, h, .sclcritfs from antlio- stelp. f, .srleritcs from lower part of antliodia (neck of zoold). rf, srleriti' from anthocodial rrowii. r, scierite from outer part of tentacle. /, pinnula sclcrite. The result of the authors' studies on the several sjiecimeiis in the Zoological .Museum of Copenhagen which may he referred to T. k-iikriithnli agrees in all essentials with .\,ius' exhaustive des<ri]itioii of the species (Alkivillil's 1931), and a closer ilescription of the material has therefore not been found worth while. Ji', in his paper (1917), without any explanation, ranges T. kiikenthnli among the svnonvms to P. placoitnis; on the lal)els to most of the .specimens he had, however, noted /'. /)/«- romiM f. kukenlhali. That Juni; united the two .species into one, though ap])areiitly he did not intend entirely to sup- the form kuknilfmli, was no doubt on account of the sur- prising variation in ai)])earance and spiculation which is met with in P. pliiromux; and another fact which also may account for .(;'s view on the species is that the two forms in question
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Keywords: ., bookcentury1800, bookdecade1890, booksu, booksubjectarcticregions
