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331. The Vertebrata of the Eocene of the Wind River Basin. 
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334. Archaenodon Insolens. Amer. Nat. Vol. XVL 
335. A New Form of Tseniodonta. Amer. Nat. Vol. XVL 
336. A New Genus of Tseniodonta. Amer. Nat. Vol. XVI. 
2i:^7. A New Genus of Tillodonta. Amer. Nat. Vol. XVI. 
338. A Second Genus of Eocene Plagiaulacidye. Amer. Nat. Vol. 
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339. Effort and Use in Evolution. Amer. Nat. Vol. XVI. 
340. Mammalia in the Laramie Formation. Amer. Nat. Vol. 
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341. Marsh on the Classification of the Dinosauria. Amer. Nat. 
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342. Mesonj-x and Oxysena. Amer. Nat. Vol. XVI. 
343. New Characters of the Perissodactyla Condjdarthra. Amer. 
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344. New Forms of Coryphodontidae. Amer. Nat. Vol. XVI. 
345. New Marsupials from the Puerco Eocene. Amer. Nat. Vol. 
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346. Notes on Eocene Mammalia. Amer. Nat. Vol. XVI. 
347. Notes on the Bite of the Gila Monster (Heloderma suspec- 
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348. On Archsesthetism. Amer. Nat. Vol. XVI. 
349. On the Brains of the Eocene Mammalia Phenacodus and 
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350. On the Systematic Relations of the Carnivora Fissipedia. 
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351. On the Taxeopoda, a New Order of Mammalia. Amer. Nat. 
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352. On Unitatherium Bathmodon and Triisodon. Proc. Acad. 
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353. Restoration of Loxolophodon Cornatus. Amer. Nat. Vol. 
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354. Sexual Selection in Man. Amer. Nat. Vol. XVL 
355. Some New Forms from the Puerco Eocene. Amer. Nat. 
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556. Synopsis of the Vertebrata of the Puerco Eocene Epoch. 
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357. The Ancestry and Habits of Thylacoles. Amer. Nat. Vol. 
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358. The Characters of the Taeniodonta. Amer. Nat. Vol. XVL 
359. The Classification of the Ungulate Mammalia. Pal. Bull. 
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