. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. 240 ANNALS OF THE SOUTH AFRICAN MUSEUM "^^i^*"*^.. Fig. 95. Gauthiericeras margae (Schliiter, 1867). Holotype, the specimen figured by Schliiter (1867, pi. 5 ()). x 0,6. which may be strengthened into a low ridge, but not a lateral keel. Strong ribs arise from umbilical bullae in pairs or singly and may branch again from inner to mid-lateral bullae, if present. Shorter intercalated ribs sometimes present. All ribs terminate in strong ventrolateral clavi. Suture rather simple, with litt
. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. 240 ANNALS OF THE SOUTH AFRICAN MUSEUM "^^i^*"*^.. Fig. 95. Gauthiericeras margae (Schliiter, 1867). Holotype, the specimen figured by Schliiter (1867, pi. 5 ()). x 0,6. which may be strengthened into a low ridge, but not a lateral keel. Strong ribs arise from umbilical bullae in pairs or singly and may branch again from inner to mid-lateral bullae, if present. Shorter intercalated ribs sometimes present. All ribs terminate in strong ventrolateral clavi. Suture rather simple, with little-incised elements; saddles square. Discussion Gauthiericeras is easily distinguished from other peroniceratids by its strong siphonal keel, lack of true lateral keels, strong ribs and the presence, in the type. 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 South African Museum. Cape Town : The Museum
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectnaturalhistory, booky
