File:Smithsonian miscellaneous collections (1924) (14577268939).jpg

Identifier: smithsonianmisce671924smit (find matches)
Title: Smithsonian miscellaneous collections
Year: 1862 (1860s)
Authors: Smithsonian Institution
Subjects: Science
Publisher: Washington : Smithsonian Institution
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries

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cephalon and pleural lobes of four thoracic seg-ments, and cutting obliquely across the filaments of severalexopodites. (Slide No. 28, M. C. Z.)A drawing from a photograph of this slide was published by Wal-cott in 1881, pi. 3, fig. 8, and a photograph of it in 1918, pi. 27,fig. 13. The exopodites were referred to as epipodites in the descrip-tion of the figure. 7. (X 6.) Transverse thoracic section cutting lengthwise across two spiral arms of the exopodites. See fig. 10, pi. 97.Text description. (Slide No. 31, M. C. Z.)A drawing from a photograph of this slide was published by Wal-cott in 1881, pi. 4, fig. 3, and a photograph of it in 1918. pi. 27, fig. 5. 8. (X 6.) Transversely oblique section of an enrolled specimen cutting across the filling of the thoracic visceral axialcavity and the bases of two irregular appendages with long,slender filaments attached to their outer edges. (Slide No.112, M. C. Z.) See fig. 4, pi. 100. SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. «7, NO. 7, PL.
Text Appearing After Image:
SECTIONS OF TRILOBITES NO. 7 NOTES ON STRUCTURE OF NEOLENUS /; \J g. (X6.) Transverse thoracic section showing ridges on ventralintegument, sections of coxopodites, and exopodites. Seedetailed description in text. (Slide No. 29, M. C. Z.) Adrawing from a photograph of this slide was published byWalcott in 1881, pi. 3, fig. 9, and a photograph in 1918, pi.27, fig. 4. (See figs. 8 and 9, pi. 97.)All of the sections illustrated on this plate are now in the Museumof Comparative Zoology at Harvard College, Cambridge, Massa-chusetts. The specimens illustrated are from the Ordovician: upper por-tion of the Trenton limestone; 1 mile (1.6 km.) east of the middlefall of Trenton Falls, on the West Canada Creek, in the town ofRussia, Herkimer Countv, New York. 448 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 67 DESCRIPTION OF PLATE 100 PAGE Ceraurus pleurexanthemus 394-412 Fig. 1. (X20.) Section of a fimbriated epipodite in which the attach-ment of the fimbriae to the blade is not well shown. Sec-t

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