. Bergens Museums aarbok. Science; Natural history. Fig. 15—18. Vi. smalsider kan forekomme, men saavidt kan sees, helt tilfældig og planløst, bare som resultat av facetslipningen. Tversnittet blir da spisstovalt, eggen som regel tver, med til- dels temmelig konveks egglinje, fremstillingsmaaten: overfladisk og. 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 Bergens Museum. Bergen : Det Museum

---

Size: 1293px × 1933px
Photo credit: © Library Book Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, booksubjectnaturalhistory, booksubjectscience