Leiodid^e 



81 



dytiscid;e 



Brown 31, 32; Fall 32. 



Derovatelius Sharp. S0-2SC 

 21725. floridanus Fall 32-146 Fla. 



Hjdroporus 



2172G. compertus Brown 32-4 B.C. 



2476. pinguis Fall (19191) is a syn. 

 21727. deceptus n.n. Fall 32-145 

 for addendus Fall nee Cr. 



2522. sequus Fall (19222) is a .syn. 

 20775. brodei Gell. is a var. of 2486. 



21728. barbarse' Fall 32-146 So.Cal. 

 (Neophorus) (Suignot 31-47 

 19202 is placed in this subgenus 



Agabus 



21729. verus Brown 31-115 Man. 



21730. verisimilis Brown 32-4 B.C. 



GYRINIDi?: 



GjTinus 



21731. instabilis Fall 31-155 Alas. 



21731% opacxis var. blairi n. n. 

 Omar Cooper 31-239 

 (= lecontei O.C. 30-68 

 nee Fall) Greenland 



LIMNEBIID^E * 



Ocbtliebius 



21732. insulanus Brown 31-116 



Vane. 



Linuiebius 



21733. columbianus Brown 32-5 



B.C. 



HYDROPHILIDiE 



Hydropliilus 



The species 2789 to 2791 belong in 



this genus. 



fide Wutchler 31 



Hydrochara Berthold 1827 



The species 2793 to 2796 belong 

 here. 



Tropistemus 



21734. columbianus Brown 31-119 



f- Vane. 



Enochrus 



21735. coUinus Brown 31-118 Que. 

 Cereyon 



19287. kulzeri Knisch 22-97. 

 fide Blackwelder 31-19 

 californicus Fall 24-251 



LEIODIDJE 



Hydnobius 



21736. simulator Brown .32-6 B.C. 



Lieiodes 



21737. validus Brown 32-202 Que. 



21738. impersonata Brown 32-203 



Que. 



Leiodes 



21739. bradorata Brown 32-204 



Que. 



21740. potens Brown 32-205 Que. 



• For the establishment of this family, see the writings of Boving and introduction to second 

 supplement. 



