. Breviora. 6 BREVIORA NO. 20 Occurrence. Lower Ceratite Marl, zone of Prionolohus rofundatus, Chideru, Salt Range, Pakistan. Repository. C47068, holotype. Genus MenUTHIONAUTILUS Collignon, 1933 Type species. Nautilus {Menuihionauiilus) kieslingcri Collignon, 1933 MenUTHIONAUTILUS kieslingeri Collignon Plate 1; figures 3, 4; plate 2, figures 1-3 Nautilus {Metiuthionautilus) kieslingeri C-ollignon, 1933, Annales de P;ile(jnto- logie, tome 22, pp. 164-166, pi. 1, figs. 1, la. Four incomplete but well preserved specimens of this interesting species are available. The conch is involute, c
. Breviora. 6 BREVIORA NO. 20 Occurrence. Lower Ceratite Marl, zone of Prionolohus rofundatus, Chideru, Salt Range, Pakistan. Repository. C47068, holotype. Genus MenUTHIONAUTILUS Collignon, 1933 Type species. Nautilus {Menuihionauiilus) kieslingcri Collignon, 1933 MenUTHIONAUTILUS kieslingeri Collignon Plate 1; figures 3, 4; plate 2, figures 1-3 Nautilus {Metiuthionautilus) kieslingeri C-ollignon, 1933, Annales de P;ile(jnto- logie, tome 22, pp. 164-166, pi. 1, figs. 1, la. Four incomplete but well preserved specimens of this interesting species are available. The conch is involute, compressed, and Fig. 3. Diagiammutic cross-section and of an extein: suture of Afenuthionautilus kieslingeri, 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 Harvard University. Museum of Comparative Zoology. Cambridge, Mass. , Museum of Comparative Zoology, Harvard University
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