. Crustacea. Part K [microform] : marine Copepoda. Canadian Arctic Expedition (1913-1918); Canadian Arctic Expedition (1913-1918); Copepoda; Crustacés; Crustacea; Copépodes. I'iu. .'it, I)iiiti4i>liiix>a xiiiiKild. AiitciKir aiili'iiiia. Tlic fii>t llioiacic h'S-^ ate like tiiosc ot 1). tlnshaiilis and I). iKijUctn: \{\ 1 with a plumose si at the centic of the joint. Tlie outer distal aiif^le- of Ue I •iiid 2 of the iialaloiy lejis aic not conspieiioiislv piddiic<'d, as they aic in I). Ihis\)i)idfx. Second le^s i'ilh seta' as in 1). Ilnslioiihs: tlie ectal spiiiuies of lie aie coar


. Crustacea. Part K [microform] : marine Copepoda. Canadian Arctic Expedition (1913-1918); Canadian Arctic Expedition (1913-1918); Copepoda; Crustacés; Crustacea; Copépodes. I'iu. .'it, I)iiiti4i>liiix>a xiiiiKild. AiitciKir aiili'iiiia. Tlic fii>t llioiacic h'S-^ ate like tiiosc ot 1). tlnshaiilis and I). iKijUctn: \{\ 1 with a plumose si at the centic of the joint. Tlie outer distal aiif^le- of Ue I •iiid 2 of the iialaloiy lejis aic not conspieiioiislv piddiic<'d, as they aic in I). Ihis\)i)idfx. Second le^s i'ilh seta' as in 1). Ilnslioiihs: tlie ectal spiiiuies of lie aie coarser thin those ot l{i; li'2 witli sienih'r se and triansiiliar acute eiital spur, a feature also found in I). ^: in p'J Hi 2 the slender proximal si arises distad o"" tlie centre of the joint. Tliiril lens; li2 with still slemleier se and very small ental spur, lit tin- fourth lejrs the Hi 2 has oidy one si ;ind this appears to lie distinctive. In the iiatator\ lejis p 2 to p 4 the terminal seta of the outer ramus is lonnei than the entire ranuis. in p 1 much lonM:;eneral correspondence is remaik;ilil\ close (Kifi. .')2).. f'i«;. ."I'J, lliirlifliiiiuxiu aiyiiulii. I'Ifl 11 leg. It might he supposed that this species may he a suhmaturi' " iiistar " of /\ Ihlshoiddf, hut the structure of the first ;>nteiina' is hard to reconcile with such a supposition. \ word must also he said ahoiit the charaelei- of the cauilal seta, which seems at the surface to offi-r an uiiequivocd distinction. On (•onsultinn Claus's work on the free-liviiiK m my material, 1 found an exactly similar condition of the se e figured for ThakxlriH forficula Claus. This sppcios is now placed by Sars in a ly^w genus, Mirrothalestrif!. and nothing is said about the " kolbig angeschwollen ' ' ast's of aS'j!MV'~«'3ft«SS?r?f3rjK5S»' amcav"' V' :sS^H^^"?'ff. Please note that these images are extracted from scanned page images that may have been di


Size: 1479px × 1689px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookdecade1920, booksubjectcrustacea, bookyear19