62 Recent Literature. [zoe 



complete our knowledge of the geographical distribution of each 

 species, and to throw light on the laws which govern geographical 



distribution. 



Jordan 



tional confirmation has been given to the idea that the lowland swamp 

 fishes of the United States are remains of an earlier and, in fact, 

 now extinct fauna. * * * The upland fishes seem to be mostly 

 of more recent origin, the species of Notropis and Etheostoma 

 probably latest of all." The following summer was spent in making 

 similar explorations in the remaining states as far west as Colorado 

 and the Yellowstone Park. The result of these last have not yet 

 been published. It is to be hoped that the Pacific Slope may be as 

 well explored at an early day. 



of 



R. S. E. 



U. S. Fish 



Commission. By Tarleton H. Bean, Ichthyologist; U. S. Fish 

 Commission. Proc. Nat. Mus., vol. xii, No. 787, advance sheet, 

 March 4, 1890. 



In this paper Dr. Bean describes the new species and new genus 

 Sy7ichirus gilli which constitutes the new subfamily Synchirina. 

 The most distinctive features are the pectoral fins completely united 

 around the breast, having all the rays supported by actinosts, and 

 the remote, though thoracic, ventral fins. 



R. S. E. 



BOTANY. 



Neiie Arten von Ny 



J 



84-91, t. ii, by Dr. A. Heimerl. Among the new species Dr Hei- 

 merl describes Mirabilis Watsoni from Guatemala, Berberis gracil- 

 lima from Mexico, collected by Hartweg, and again in 1885 by 

 Pnngle (No. 665), and Abronia pogonantha collected by Parish (No. 

 1345) " on the sandy banks of the Mojave River." 



Garden and Forest, No. 109. -A newly imported Rose Saw-Fly 

 f-^fyius cmctus) J. G. Jack. New or Little Known Plants 

 ( Aster ptarfmcotdes) with figure. No. i lo.-Sports, by M. T. Masters. 

 New or Little Known Plants (Syringa Pekinensis) with plate. No 



T >H if '°''' p, ' Y ^^°'^^"' ^>^ '^^^^^"^^ L. Mead. New or 

 Little Known Plants ( Lycoris sgnamigera) with plate. No 1 1 . - 



Notes on North American Trees, xvi; A Question of Nomenda- 



III. 



Trl "^ I' T"': ^^"^^ ^^^'^' "^"^ ^"^^'•'^-^ Honeysuckles. 

 (LomceraJIava, Lomcera Snilivantii) with plates, bv C S c.,_„; 



