Archive image from page 240 of Den Norske Nordhavs-expedition, 1876-1878 (1880-1901). Den Norske Nordhavs-expedition, 1876-1878 dennorskenordhav07mohn Year: 1880-1901 17 lidet lulviklede Gonoferer 02; de irit svoniinonde INIeduser. Nedenstiineiulc Træsnit (Fig. 2) viser schoniatisk Gono- forernes forskjellige Udvikliiig hos Arter af denne Familie. can i>e hetter denionstrated here thaii7in any otiier faniily. Fig. 2, below, is a dia;j;rani showing the different forms of development in diflerent species of this family. Fiir. â -'. Schematisk fremstilling at Gonofdrerne inden Fam. 'Tiib
Archive image from page 240 of Den Norske Nordhavs-expedition, 1876-1878 (1880-1901). Den Norske Nordhavs-expedition, 1876-1878 dennorskenordhav07mohn Year: 1880-1901 17 lidet lulviklede Gonoferer 02; de irit svoniinonde INIeduser. Nedenstiineiulc Træsnit (Fig. 2) viser schoniatisk Gono- forernes forskjellige Udvikliiig hos Arter af denne Familie. can i>e hetter denionstrated here thaii7in any otiier faniily. Fig. 2, below, is a dia;j;rani showing the different forms of development in diflerent species of this family. Fiir. â -'. Schematisk fremstilling at Gonofdrerne inden Fam. 'Tiibiilai-idæ. a, Styloid Gon. (G-ymuog. cvassicornis); h, Anlæg af 'Glk' (fællcs for Medusoide orr Pseudomedusoide Gon.); c,d,d' Pseudoined. Gonnfor (Lampra), (f, Udviklingsstadium; d, fuldt iidviklet Gonofor; rf', Tver- snit af samme); eâi Medusoide Gonoforer; (e, udv. Stad ; /, fuldt ud- viklede Gonoforer; /' og /', Tvcrsnit af Gonoforer uden og med Radialkanaler; g, Gonofor med fuldst. Kanakystem), â Overgangs- stad, til /(, fastsiddende, â eller til i, fri Meduse). Diagram of tlie gonophores in fam. Tuhularidae. a, Sti/loid gonophorc (Gymnog. crassicornis); b, rudiment of 'Glk' (common to medusoid and pseudo-mediisoid gonophores); c, d, d', pseudo-medusoid gonopliore (Lampra); (c, developmental stage, d, fuUy-developed gono- pliore, (/', transverse seotion of the same); câi, medusoid gonojihores; (e, developmental stage, /, fully-developed gonophore, f, f', trans- verse seotion of gonophore without and with radial canals; g, gono- phore Vi'ith complete canal system, â transition to li, fixed, â or i, free-siriiiuiiiiig medusd). Gi/mnogoiios crassicorms (29) viser det aller enkleste Forhold (Styloide Gonoforer), idet Gouoforcriic her kun bestaar i en simpel Udhugtning af Hydrantheiis to Lag, og Generationsstofferne ligger her i Ektodermen, kun be- skyttet af et enkelt Lag af dennes Celler. Ingen andre af de hidtil kjeudte Arter bliver staa- ende paa dette Stad
Size: 2280px × 877px
Photo credit: © Bookive / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: 1800, 1880, 1880-1901, americana, archive, biodiversity, blc, book, bookauthor, bookcentury, bookcollection, bookcontributor, bookdecade, bookpublisher, booksubject, bookyear, christiania_gr_ndahl_s_ns_bogtrykkeri, drawing, friele_herman_1838_, historical, history, illustration, image, marine_animals_arctic_regions, marine_animals_norwegian_sea, mblwhoi, mblwhoi_library, mohn_henrik_b_1835, norwegian_sea, page, picture, print, reference, sars_g_o_georg_ossian_1837_1927, scientific_expeditions, vintage
