1072 MONOGRAPHS OF NORTH AMERICAN RODENTIA. 



1869. — Gervais, P. M(Smoire snr les formes cdr^brales propres aux ddent^s vivants et fossiles, pr^c^dd 

 (le reraarqnea sur quelqnes points de la structure anatomique de ces animaux et sar lenr 

 classification. <^Nouv. Arch. Mus. Hist. Nat. Paris, t. v, 18G9, M4ni. pp. 1-56, pll. 1-6. 



1870. — Burmeister, H. Monograpbia de los Glyptodontes en el Museo Ptiblico de Buenos Aires. 



< Aual. Mus. Piibl. Buenos Aires, ii, 1870, pp. 1-107, pll. 1-12. [To be contiuned.] 



Leidy, J. [On the huuierns of a sloth from Central America resembling Mylodon robnstns.] 



< Proc. Acad. Nat. Sci. Phila. 1870, pp. 8-9. 



1871.— Perkins, H. C. The Megatherium and its allies. < Am. Nat. iv, 1871, pp. 763-765. 



1873.— Gervais, P. Eecherches snr les ^dent^s tardigrades. < ComptesEendus Acad. Sci. Paris, 

 Ixxvii, 1873, p. 861 ; Journ. de Zool. t. 2, Paris, 1873, pp. 463-469. 



1874. — Chapman, H. C". Rete mirabilo in Bradypus didactylus. < Proc. Acad. Nat. Sci. Phila. 1874, 

 p. 95, pi. 13, fig. 3. 

 Gray, J. E. On the short-tailed armadillo (Muletia soptemcincta) [with synopsis of the genera 

 . of Tatnsiidse]. < Proc. Zool. Soc. London, 1874, pp. 244-246, with pi. 



P.— IflARSlJPIALS AND IVONOTREItlES. 



1698. — Tyson, E. Carigueya, sen marsupiale americannm, or the anatomy of an opossnm [Didelphys]. 



< Philos. Trans, xs, no. 239, 1C98, pp. 105-164, 2 pll. 



1704. — Co'wper, W. A letter to Edward Tyson, giving an account of those parts of the male opossnm 

 that diHor from the female. <", Philos. Trans, xxiv, no. 290, 1704, pp. 1576-1590, I pi. 

 Tyson, E. Carigueya, sen marsupiale americannm masculum ; or, the anatomy of a male opos- 

 sum. To which are added some further observations on the opossum; and a new division of 

 terrestrial biute animals, particularly of those that have 'their feet formed like hands. 



< Philo.s. Trans, xxiv, no. 290, 1704, pp. 1565-1575. 



1746. — Folkes, M. Observation et description de I'animal appell^ opossum. < Hist, et M^m. Acad. 



Sci. Paris, 174G, Hist. p. 38. 

 1797. — Cuvier, G. Sur les rates du Marsouin. < Bull. Soc. Philom. Paris, i, 1797, p. 44. 



Geoffroy St.-Hilaire, E. Dissertation sur les animaux k bourse. <C Bull. Soc. Philom. Paris, 



i, 1797, p. 106. 

 1803. — Duvemoy, G. L. Sur la dissection de deux femelles de didelpbe manicou, Didelphis virginiana. 



< Bull. Soc. Philom. Paris, iii, 1803, pp. 160, 161. 



1806. — Barton, B. S. Facts, observations, and conjectures relative to the generation of the opossnm 



of North America, in a letter to Mr. Rjume of Paris. 8°. Philadelphia, 1806. [Qu. date.] 

 1812. — Valentin, L. Notice sur I'opossum et sur quelques .inimaux Sl bourse. <^ M^m. de I'Acad. de 



Marseille, is, 1812, pp. 131-1*47. 

 1813. — Barton, B. S. Additional facts, observations, and conjectures relative to the generation of the 



opossum of North America. 8°. Philadelphia, 1813. [Compare 1806 and 1823.] 

 1819. — Goldfuss, G. A. Ueber Lipurus cinereus uud die Ordnung der Boutelthiere iiberhaupt. < Isis, 



1819, pp. 271-274. 

 1823.— Barton, B. S. Facts, oh.servations, and conjectures, relative to the generation of the opossum 



of North America. < Thomson, Ann. Philos. n. s. vi, 1823, pp. 349-354 ; Froriep, Notizen, vi, 



1824, col. 129-144 ; Ffirussac, Bull. Sci. Nat. vi, 1825, pp. 402-403. [Compare 1806 and 1813.] 

 1824. — Geoftoy St-Hilaire, ifi. Sur des vestiges d'orgauisation placentaire et d'ombilic, d<5couvert» 



che zuu trt?s petit foetus du Didelphis virginiana. <^ Ann. Sci. Nat. ii, 1824, pp. 121-126; Zool. 



Journ. i, 1825, pp. 255,256; Froriep, Notizen, ix, 1828, col. 97-100. 

 Geoffroy St.-Hilaire, I. Sur la gdudration des a'nimanx il bourse et le d<!veloppement de leur 



foitus. <Auu. Sci. Nat. i, 1824, pp. 392-408. 

 1826. — Geoffroy St.-Hilaire, E. Note sur quelques circonstances de la gestation des femelles de kan- 



guroos, et sur les moyens qu'elles metteut on muvre pour nourrir lenr petits snspendus aux 



tetons. < Ann. Sci. Nat. ix, 1826, pp. 340-344 ; Froriep, Notizen, xvi, 1827, col. 228-230. 

 1C28. — Ritgen, F. P. A. Ueber einige Eigeuthiimlichkeiten im Bau der Bcutelthiero. <Hensinger'8 



2eit8chr. f. organ. Physiol, ii, 1828, pp. 371-377, with figg; F^russ. Bull. Sci. Nat. xvii, 1829, 



pp. 273, 274. 



