322 RECORD OF SCIENCE FOR 1887 AND 1888. 



209. OsBOUNK, n. F. Note upon the geuna At hrodon. Aiiier. Nat., vol. xxi, p. 1020. 



1887. PhiUulelphia. 



210. On the structure and classificatiou ofMesozoic matunialia. Joiiru. Acad. 



Nat. Sci. Philad., vol. ix, No. 2, pp. 186-2<i5. July, 1888. Philadelphia. 



oi[_ A. review of the Lydekkers' arrangeinent of the Mesozoic inauimalia. 



(Cat. Foss. Maium. Brit. Mas., pt. v, 1887.) Aiuer. Nat,, vol. xxii, pp. 232- 

 230. 1888. Pliiliidelphia. 



212. Chalicotheriiuii aud Macrotheriuiu. Amer. Nat., vol. xxii, pp. 729,730. 



1888. Philadelphia. 



213. The nomenclature of the mamuialiau molar cusps. Amer. Nat., vol. xxii, 



pp. 926-928. 1888. Philadelphia. 



214. The evolution of the mammalian nujlai teeth to and from the trituher- 



cular type. Amer. Nat., vol. xxii, pp. 1UG7-1079. Octoher, 1888. Philadel- 

 phia. 



215. Additional ohservatious upon the structure aud classificatiou of the 



Mesozoic mammalia. Proc. Acad. Nat. Sci. Philad., pp. 292-301. October, 

 1888. Philadelphia. 



210. and ScoTT, W. B. {See Scott, W. B., and Osborue, H. F.) 



217. Owen, RiCHAUD. American evidences of Eocene mammals of the "Plastic 



Clay" Period. Brit. Assoc. A. S., 188(i, V(d. LV, p, 1033. London. 

 218a. Packard, A. S. On the Syncarida, a hitherto uudescribed synthetic group of 



Malacostracous Crustacea. Mem. Nat. Acad. Sci., vol. iii, pp. 123-128, pis. 



I, II. 1887. Washington. 

 218&. On the Gampsouychidae, an uudescribed family of Schizopod Crustacea. 



Mem. Nat. Acad. Sci., vol. Ill, pp. 129-133, pi. III. (Read 1885.) 1887. Wash- 

 ington. 

 218c. — On t,he Anthracarida*, a family of Carboniferous Macrurous Decapod 



Crustacea. Mem. Nat. Acad. Sci., vol. iii, pp. 135-139, pi. iv. (Read 1885.) 



1887. Washington. 

 2l8d. On the Carboniferous Xipbosurous Fauna of North America. Mem. Nat. 



Acad. Sci., vol. in, pp. 143-157, pis. v, vi, Vli. (Read 1885.) 1887. AVash- 



iugton. 

 218e. On the class Podostomata, a group embracing the Merostomata and Tri- 



lobites. Annals aud Mag. Nat. Hist., 5th series, vol. xix, pp. 164. 165. 1887. 



London. 

 219. . Discovery of the thoracic feet in a Carbouiferous Pliyllocaridan. Proc. 



Amer. Phil. Soc.,vol. xxiii, p. 380. 1887. Philadelphia, 

 220 Fossil Arthropods. Amer. Nat., vol. xxi, p. 1100. 1887. •Philadel])hia. 



221. Pavlow, Marie, fitude sur I'histoire pal6outologiquedes Ougul^.seu Ameriqiu^ 



et en Europe, Bull. Soc. Imp. Nat. Moscou, No. 2, p. 443. 1887. Russia. 



222. Prosser, C. S. The Upper Hamilton of Chenango and Otsego Counties, New 



York. (Abstract.) Proc. A. A. A. S., vol. xxxv^, p. 210. 1887, Salem, 

 Massachusetts. 



223. PuMPELLY, Raphael. On the fossils of Littleton, New Hampshire. Ainer, 



Journ. Sci., vol. xxxvi, pp. 79,80. January, 1888. New Haven. 



224. RiNGUiiBRRG, E. N, S. A Trilobite tracji, illustrating one mode of progression 



of the Trilobites. Proc. A. A. A. S., vol. xxxv, p. 228. 1887, Salem, Mq-ss. 



225. — — — Some new species of fos.sils from the Niagara shales of westeru Ne\y York; 



Proc. Acad. Nat. Sci. Philad., pt. II, pp. 131-137, pi. VIII. 1888. Philadelphii|„ 

 226. Qu Niagara shales of western New York; a study of the origin of their 



subdivisions and their fauna;. Amer. Geol., A'ol. i, pp, 263-27^, Ma.y, 1888, 



Miuneapolis. 

 S27, RoMiNGEp, C. Descriptions of a new forui of Bryozoa. 



Proc. Acad. Nat. Sci. Pliilud,, pt. i, p. 11. 1887. Philadelphia, 

 8'^8, Descriptiou of Primordial fos.sil's from Mt, Stephens, North west Territory 



of Cauada. Proc.Acad. Nat. Sci., pp. 12-19. 1887, Pliiladelpbia. 



