ri8iiEKii:s OF THE united states. 183 

 RESULTS OF WORK. 



1. Publications of the Comniissioii — Continued. 



Appendix F— Coutimied. 



XXVI. Synopsis of the Kortli Americaii fresli-w.ater 



leeches — Coutiimod. Page. 



Ccnus Denioeedes 071' 



(tcniis Semiscolex C71 



( Jeuiis Uexabdolla 672 



( ienus Xt'pheh)i)8is 673- 



( ieuiis Nt'iihelia 675 



(Ji'iius Clopsiiie 677 



(Ji^uus Cyst()l)r;inehu.s 685 ■ 



Genus Ichlhyobdelhv 686 



(ieuiis Astacobdella C88 



Genus Liostomuin 688 



Genus Hirudo 688 



Gi'uus Oxyptychus 689- 



Genus Cenlropygus 689 



XXVII. Sketch of the. invertehrato fauna of Lake Su- 

 perior. By Sidney I. Smith 690 



Account of field \vork and material obtained... COO 



Artieulata 683 : 



Insects 693 



Diptera ._ 693 



:NenTrjptera 693 



Aearina 694 



Crustacea 694 



Podophthabuia 6;)4 



Tetradecapoda 694 



Anii)hipoda 694 



Isopoda 695 



Entomastraca 695 



Cadocera 696 



Ostracoda 695 



Copepoda 697 



Siphonostoma C97 



^^'ornis 697 



( Higocha'ta 697 



i5deUodea 699' 



Turtellaria 709' 



Mollusca 700 



Gastropoda 700 



Lamellihranchiata 703 



liadiata 705 



Bathyuietrical distribution of species 706 



XXVIII. Food of fresh-water fishes. By Sidney I. 



Smith 708 



XXIX. Xatunihiud EcononiiealHistory of the Gowraini 

 (Osphromenus goramy). By Theo- 

 dore Gill 710 



A. Natural history 710 



Prefatory 711 



Name 711 



Form, &c 712 



( reographical range 712 



Size 712 



Growth and age 713 



Station iind temperature 



Table of atmospheric temperatures of na- 

 tive and foster countries of theGou- 



rami "14 



Food 715 



Movements 716 



Spawning and nesting 71& 



