3 Brack. 
BRACHIOPODA. 
McCreery, J. M. Note on some of the Causes of Extinction of Species. 
Am. Geol. 1890, pp. 100-104. 
Causes usually a large number of apparently unimportant bionomic 
conditions. 
Meissner, M. Bericht ueber die Brachiopodenliteratur des Jahres 
1887. Arch. f. Nat. 1888, ii, pp. 38-42. 
Oehlert, D. P. (1) Sur le Devonien des Environs d’Angers. Bull. 
Soc. geol. xvii, pp. 742-791, pis. xviii-xxi. 
Several new species. 
. (2) Note sur diff6rents groupes 6tablis dans le genre Orthis et en 
particulier sur Rhipidomella , Oehlert (= Rhipidomys , Oehlert, olim.). 
J. de Conch, xxx, pp. 367-374, woodcut. 
Parona, C. F. I Fossili del Lias inferiore di Saltrio in Lombardia. 
Atti Soc. Ital. xxxiii, pp. 69-103, pis. i-iii. 
Brachiopoda , pp. 74 & 75, no plates. 
Pfeffer, E. Die Fauna der Insel Jeretik, Port Wladimir an der 
Murman-Kiiste nach den Sammlungen des Herrn Kapitan Horn. 
JB. Hamb. vii, pp. 63-96. 
Brachiopods, p. 83. 
Rolfe, Charles W. Characters and Distribution of the Genera of 
Brachiopoda. Am Nat. 1889, pp. 983-998. 
The classification of the genera is “ based mainly on external charac- 
teristics.” Charts of the distribution are given. 
Waltiier, J. Ueber eine Kohlen-Kalk-Fauna aus der aegyptisch- 
arabischen Wiiste. Z. geol. Ges. xlii, pp. 419-449. 
Brachiopoda , pp. 430-436. 
Whitklegge, T. List of the Marine and Freshwater Invertebrate 
Fauna of Port Jackson and the Neighbourhood. J, R. Soc. N. S. W. 
xxiii, pp. 163-330. 
Brachiopoda , pp. 293 & 294. 
Whitfield, R. P. Description of a New Genus of Inarticulate Brachio- 
podous Shell. Bull. Am. Mus. Nat, Hist, iii, pp. 121 & 122, 
woodcuts. 
Lingulodiscina, n. g. 
Wilson, E. Fossil Types in the Bristol Museum. Geol. Mag. 1890, 
pp. 363-372 & 411-416. 
Brachiopoda , pp. 412 & 414. 
Winchell, N. H. Notice of the Discovery of Lingula and Para doxides 
in the Red Quartzites of Minnesota. Bull. Minnesota Aqad. iii, 
pp. 103-105. 
