CONTENTS, 



TAOE. 



Leidy, Jos., M. D. On somo Parasitic Worms of Birds, ... 9 



Blatciiley, Wilms S. On the American Species of the Genus Umbra, . 12 



Bicknei.l, Ernest P., and Fletcher B. Dresslar. A Review of the 



Species of tho Genus Semotilus, 14 



Koexig, Geo. A. A new locality for Becgeritc, 19 



Fielde, Adele M. Observations on Tenacity of Life and Regeneration 



of excised paits in Lumbiicusterrestris, 20 



Rothrock, J. T., M. D. The internal Cambium Ring in Gelscmium 



sempervirens, ........ 22 



Strecker, Hermann. Description of a new Colias from the Rocky 



Mountaius, and of an example of Polymelianism in Samia Cecropia, 24 



Potts, E. A new fresh-water Sponge from Nova Scotia, .... 28 



Meehan, Tnos. Spicato Inflorescence in Cypripedium insigne, . . 30 



Leidy, Jos., M. D. Rhinoceros and llippotherium from Florida, . . 32 



Scddder, S. II. New Genera and Species of Fossil Cockroaches from tho 



older Amciican Rocks, 34 



Scribner, F. Lamson. A Revision of the North Amci ican Melicje (Plate I) 40 



Leidy, Jos., M. D. Remarks on MylodoD, 49 



Meek, SETn E. and Edw. A. Hall. A Review of the American Genera 



and Species of Batrachidae, 50 



Bi.ATcni.EY, Willis S. A Review of the Species of tho Genus Piraephales, G3 



Eigenmaxn, Cakl H., and Morton W. Fordice. A Review of the 



American Eleotridinaj, qq 



Eaetj.ake, F. Warrington. Entomologia Ilongkongens s. -Report on 



the Lepidoptera of Hongkong 81 



Gentry, Alan F. Description of a new Species of the Genus Cyanocorax, 90 



Stejnegkr, LEoxnARD. Remarks on Lanius robustus Baird, based on 



an examination of the type specimen 91 



JS 



"tLOARI'S MlNTlNO HOUSE, t!4 I 7»» SANSOM 5T 



