488 DONS. — DU 4 AVRIL AU 27 JUIN 1892 



Grande-Bretagne. — Cambridge. — Catalogue of the type 

 Fossil in the Woodwardian Muséum Cambridge, by H. Woods 

 (1891), 180 p. 



— Proeeedings of the Cambridge Philosophical Society, vol. VII, 

 n° 5, 1892. 



— Transactions — vol. XV, part. Il, 1891. 



Dublin. — The Irish Naturalist, a monthly Journal of General 

 Irish Natural History, vol. I, n° 1. 



— The Transactions of the Royal Irish Academy, vol. XXIX. — 

 Part. XIX, March 1892. 



Th. Alexander : On Elliptographs, and on a mechanichal Rocker for detecting 

 Oscillations. — Torleton : A raathemalical Investigation of the Free Period of the 

 Rocker. 



Edinburg. — Procedings of the Royal physical Society, session 

 1890-91. 



— Transactions of the Edinburgh Geological Society, vol. VI, 

 n° 3, 1892. 



H. Miller : Landscape Gcology. — G.-H. Kinahan : On the S. W. Mayo and N.W. 

 Galway Silurian Rasin. — W. Morrison : On an outlier of old Red sandslone in 

 Midross-Shire. — Cadell : On Plant Remains in olivine Rasait at Rôness, 1 pi. — 

 R. Richardson : On scottish Earthquakes of the Présent Century, 1 carte. — 

 T. Kinnear : On Homacanthus Rorealis, 1 pi. — J. Geikie : Supposed causes of 

 the Glacial Period. 



— London. — The Geological Magazine, Dec. III, vol. IX, n° 2 



(1892). 



T. Newton : Note on an Iguanodont Tooth. — Id. : On a new species of Onychodus. 

 — Chapmann : New hyaline Foraminifera from the Gault, 1 pi. — Howorlh : 

 Ahsence of Glaciation in Western Asia and Eastern Europe. — G. Rarrow : On 

 certain Higland Gneisses. — Cameron : Continuity of the Kellaways Reds near Redford. 

 Mac-Mahon : Nature's manufacture of Serpentine. — Buckman : Reply to Prof. Rlake. 



N° 3. 



Marr : The Coniston Limostone Séries, 1 pi. — H. R. Woodward : On the For- 

 mation of Landscape Marhle. — Fulcher : On the Hirnant Limeslone. — Card : On 

 the Plexibity of Rocks. 



N° 4. 



Miss M. Ogilvie : The Upper Trias of Saint-Cassian, Tyrol. — Novàk : On a new 

 Form of Discinocaris from Bohemia. — Ilatch : A new Rritish Phonolite. — 

 Ralman : Drift-Coal in Sandstone. — Hutchings : On the Ash-Slates of the Lako- 

 District. — Rlanford : The Age of the Himalayas. — Rlake : Replies to various 

 Criticims. 



N° 5. 

 II. Woodward : On a Neuropterous Insect from the Lower Lias, 1 pi. — Harker : 



