. Bulletin - United States National Museum. Science. 438 NATIONAL MUSEUM BULLETIN 271 Relationship.—The loss of both mandibular palp and molar is approached only in the Phliantidae, Eophliantidae, and Pro- phliantidae but in those families the accessory flagellum is absent. The characteristic coxae and globular shape of stegocephalids plus the conical grouping of the mouthparts are unmistakable Figure 161.—Stegocephalidae: Maxilla 2: a, Phippsia gihbosa (Sars, 1895, pi. 71); b, Stegocephalina ingolfi Stephensen (192Sa); c, Stegocephalus inflatus Krjziyer (Sars, 1895, pi. 69);
. Bulletin - United States National Museum. Science. 438 NATIONAL MUSEUM BULLETIN 271 Relationship.—The loss of both mandibular palp and molar is approached only in the Phliantidae, Eophliantidae, and Pro- phliantidae but in those families the accessory flagellum is absent. The characteristic coxae and globular shape of stegocephalids plus the conical grouping of the mouthparts are unmistakable Figure 161.—Stegocephalidae: Maxilla 2: a, Phippsia gihbosa (Sars, 1895, pi. 71); b, Stegocephalina ingolfi Stephensen (192Sa); c, Stegocephalus inflatus Krjziyer (Sars, 1895, pi. 69); d, Andaniexis ahyssi (Boeck) (Sars, 1895, pi. 71). Maxilliped: e, Phippsia; /, Andaniotes simplex K. H. Barnard (1930); g, Andaniella pectinata Sars (1895, pi. 72); h, Stegocephalus. Telson: i, Stegocephalus; j, Andaniopsis nordlandica (Boeck) (Sars, 1895, pi. 72). Pereopod 4: k, Andaniopsis; I, Stegocephalus. Pereopod 5: m, Andaniopsis; n, Stegocephalus; o, Tetradeion crassum (Chilton, 1924). Pereopod 5: p, Stegocephalus. Uropod 3: q, Stegocephalus; r, Andaniella. Pereopod 2: s, Parandaniexis mirahilis Schel- lenberg (1929b). Gnathopod 1: t, Stegocephalus. Gnathopod 2: u, Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.
Size: 1482px × 1686px
Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience
