Reptilia

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Distinctive characters of the order Hallopoda
Othniel Charles Marsh

American Journal of Science May 1890, s3-39 (233) 415-417; DOI: https://doi.org/10.2475/ajs.s3-39.233.415
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Additional characters of the Ceratopsidae, with notice of new Cretaceous dinosaurs
Othniel Charles Marsh

American Journal of Science May 1890, s3-39 (233) 418-426; DOI: https://doi.org/10.2475/ajs.s3-39.233.418
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Description of new dinosaurian reptiles
Othniel Charles Marsh

American Journal of Science January 1890, s3-39 (229) 81-86; DOI: https://doi.org/10.2475/ajs.s3-39.229.81
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The skull of the gigantic Ceratopsidae
Othniel Charles Marsh

American Journal of Science December 1889, s3-38 (228) 501-506; DOI: https://doi.org/10.2475/ajs.s3-38.228.501
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Notice of gigantic horned Dinosauria from the Cretaceous
Othniel Charles Marsh

American Journal of Science August 1889, s3-38 (224) 173-176; DOI: https://doi.org/10.2475/ajs.s3-38.224.173
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Palaeohatteria Credner, and the Proganosauria
G. Baur

American Journal of Science April 1889, s3-37 (220) 310-313; DOI: https://doi.org/10.2475/ajs.s3-37.220.310
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Appendix; Comparison of the principal forms of the Dinosauria of Europe and America
O. C. Marsh

American Journal of Science April 1889, s3-37 (220) 323-330; DOI: https://doi.org/10.2475/ajs.s3-37.220.323
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Notice of new American Dinosauria
Othniel Charles Marsh

American Journal of Science April 1889, s3-37 (220) 331-336; DOI: https://doi.org/10.2475/ajs.s3-37.220.331
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A new family of horned Dinosauria, from the Cretaceous
Othniel Charles Marsh

American Journal of Science December 1888, s3-36 (216) 477-478; DOI: https://doi.org/10.2475/ajs.s3-36.216.477
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A young tortoise, Chrysemys picta, with two heads
E. H. Barbour

American Journal of Science October 1888, s3-36 (214) 227-230; DOI: https://doi.org/10.2475/ajs.s3-36.214.227

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