XXVII — 



of using the instrument. — Inwards. On a compensating pendulum. — Espiri. On the 

 spectra of R Cygni and Mira Ceti, and some stars with probably similar spectra. — 

 Denning. Height of a Perseid fireball. — Tennant. A table of the positions of Observa- 

 tories, with constants useful in correcting extra-meridian observations for parallax. — 

 Radcliffe Observatory. Observations of Comet a 1888 (Sawerthal). — Crofton. Observations 

 of Comet e 1888 (Barnard), made at Stonyhurst College Observatory. — Perry. Observa- 

 tions of Jupiter's satellites, made at the Stonyhurst College Observatory. — Id. Observa- 

 tions of occultations of stars by the Moon, taken at Stonyhurst. — Freeman. Note on the 

 occultation of x Orionis, 1888, October 24. — Tehbutt. Results of micrometer compari- 

 sons of Jupiter and /3" Scorpii in May 1888. — Martli. Ephemeris for Physical Observa- 

 tions of the Moon, 1889, January 1 to Aprii 1. — Id. Ephemerides of the satellites of 

 Satura, 1888-89 (concluded). 



+ Opgaven Wiskundige met de Oplossingen door de Leden van het Wiskundig 



Genootschap. D. Ili, 4. Amsterdam, 1888. 

 f Oversigt over det Kong. Danske Videnskabernes Selsekabs Forhandlinger. 



Aar. 1888. Kiòbenhavn. 



Fausboll. Nogle Bemserkninger om enkelte vanskelige Pali-Ord i Jataka-Bogen. — 

 Rordam. Bitrag til Kundskaben om iEthylendiamin. — Sebelien. Studier over iEggehvi- 

 destoffernes analytiske Bestemmelse med saerligt Hensyn til Mselk. — Zeuthen. Note sur 

 l'usage des coordonnées dans l'antiquite', et sur l'invention de cet instrument. 



tProceedings of the Academy of Naturai Sciences. 1888. Partii. Philadelphia, 

 1888. 



Meyer. Action of Hydrofluoric Acid on a Sphere of Quartz. — Sharp. Remarks on 

 the Phylogeny of the Lamellibranchiata. — Leidy. Habit of Circolana concharum. — Id. 

 Parasites of the Striped Bass. — Id. Trematodes of the Muskrat. — Id. Entozoa of the 

 Terrapin. — Fielde. Notes on an Aquatic Insect, or Insect Larva, having jointed dorsal 

 appendages. — Ringueberg. Some new species of fossils from the Niagara Shales of We- 

 stern New York. — Leidy. A Crustacean Parasite of the Eed Snapper. — Koenig. Note 

 on Eleonorite from Sevier Co., Arkansas. — Kelly. Notes on the Myology of Ursus ma- 

 ritimus. — Chapman and Brubaker. Eesearches upon the general Physiology of Nerve and 

 Muscle. — Leidy. Distinctive Characters of Odontaspis littoralis. — Id. Parasitic Cru- 

 stacea. — Id. Parasites of the Rock Fish. — Id. Louse of the Pelican. — Id. Parasites 

 of the Pickerel. — Meyer. Upper Tertiary Invertebrates from the west side of Chesa- 

 peake Bay. — McCook. Notes the Relations of Structure and Function to Color Changes 

 in Spiders. — Fielde. On an Insect-Larva Habitation. — Jordan. Description of a new 

 species of Etheostoma (E. longimana) from James River, Virginia. — Id. On the generic 

 name of the Tunny. — Ochsenius. Onthe Formation of Rock-Salt Beds and Mother-liquor 

 Salts. — Ford. Description of a new species of Ocinebra. — Chapman. Observations on 

 the female Generative Apparatus of Hyasna crocuta. — Koenig. Note on Mazapilite, a new 

 species. — McCook. Descriptive Notes on New American Species of Orb-Weaving Spiders. — 

 Id. A new fossil Spider, Eoatypus Woodwardii. — Id. Nesting Habits of the American Pur- 

 seweb Spider. — Keyes. On the Fauna of the Lower Coal Measures of Central Iowa. — 

 Id. Descriptions of two new Fossils from the Devonian of Iowa. — Hartman. New Species 

 of Shells from the New Hebrides and Sandwich Islands. — Alien. The Palatal Rugse 

 in Man. 



f Papers of the American School of Classical Studies at Athen (Archaeological 

 Institute of America). Voi. II, 1883-84. Boston, 1888. 

 Sterrati. An Epigraphical Journey in Asia Minor. 



