664 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Ill^nus indeterminatus Raymond. See Bumastua limbatufl. 

 IhLMNVB INDETEEMINATU8 Walcott. See Bumasttis indeterminatufl. 

 Illsnus INSIONI8 Hall. See Bumastua insignin. 

 luuENUs (BuMASTUs) IN8IONIS Meek. See lUsenua springfieldensis. 

 It.t.^nus I0XU8 Chamberlin. See Bumastua ioxus. 



Illsenus latlaxlatus Raymond and Narraway. 



lUcenus latiaxiatus Raymond and Narraway, Ann. Carnegie Mus., 4, 1908, p. 243, 



pi. GO, figs. 4-8.— Grabau and Sliimer, N. A. Index Fossils, 2, 1910, p. 295. 

 Black River: Tetreauville and Mechanicsville, near Ottawa, Canada; Patterson- 



ville and Newport, New York. 



Illsenus latidorsatus Hall. 



Illcenua latidorsata Hall, Tal. New York, 1, 1847, p. 230, pi. 60, figs. Ca, b. 

 Trenton: Near Watertown, New York. 



lLKaENU8 MADI80NIANU8 Whitfield. See Bimiastus niagarensis. 



IhLMVivs MADI80NIANUS var. DEPRES8A Foerste. See Bumastua niagarensis. 



Ill^nu8 madisonianus var. elongatu8 Foerste. See Bumastus niagarensis. 



IlljENU8 milleri Billings. See Bumastus milleri. 



iLLiENus (NiLEus) MiNNESoTENsis Foerste. See Nileus vigilans. 



Ilu«nu8 niagarensis 'NMiitfield. See Bumastus niagarensis. 



iLLiENus ORBicAUDA Billiugs. Sce Bumastus orbicaudatus. 



iLLiasNus ORBICAUDATUS Billings. See Bumastus orbicaudatus. 



Iluenus OVATU8 Hall. See Thaleops ovata. 



Ill^nus pterocephaxus Whitfield. See Thaleops? pterocephalus. 



Illaenus punctatu.s Raymond. 



Illanus punctatus Raymond, Annals Carnegie Mus., 3, 1905, p. 347, pi. 13, fig. 10; 



7th Rep. Vermont State Geol., 1910, p. 226, pi. 35, fig. 10. 

 Chazyan (Crown Point, Valcour): Crown Point and Valcoiu- Island, New York. 



Illoenus simulator Billings. 



lUsenus simulator Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 327, fig. 



315a, b. 

 Canadian (Beekmantown): Stanbridge, Quebec. 



Illa>nu8 sprlngflcldcnsls Meek. 



Illa;nus (Bumastus) insignis? Meek, Pal. Ohio, 1, 1873, p. 189, figs. A, B, pi. 15, 



figs. 5a, c. 

 Illsenus springfieldensis Meek, Pal. Ohio, 1, 1873, p. 129, 

 Niagarau (Guelph): Springfield, Ohio. 



Ill«nu8 TAURU8 Hall. See Illsenus americanus. 



IlliPnus transTorsalls Wellcr. 



lUttjnus transversalis Wcller, Bull. Cliicago Acad. Sci., Nat. Hist. Surv., 4, pt. 2, 



1907, p. 224, pi. 16, figg. 7-9. 

 Niagaran (Racine): Bridgeport, Illinois. 



