rSELAPHACUS. 45 



hiimerum siibciiigoutc intus caiuliita, fasciaqiie arcuata })aulo pone 

 medium. ]j, 8 liu. 

 Piira. 



C. Anterior tibi^ie straight. 



PselaphacTis signatus. 



rselaphacus si(jHatus, Gucr. U. Z. 1841, 158. 

 , Crotch, Cist. Ent. 142. 



— sKjnatipeunis^ Lac. Erot. 84. 



Cayenne, Amazons (Bates), Columbia, Ecuador (Buckley), 

 Bolivia, Nicaragua (Janson). 



Pselaphacus dentatus. 



Triplax dentata, Germ. Ins. Sp. Nov. 015. 

 PselapJiacns dentatns, Lac. Erot. 87. 

 Brazil. 



Pselaphacus maeandrinus. 



Pselaphacus luaMndrlaus, Lac. Erot. 8G. 

 Columbia, Ecuador. 



Pselaphacus amazonicus, sp. n. 



P. dentato affinis, fascia basali nigra, lata, integra, l)asi elytro- 

 rum rufo-signato, fiiscia media marginem attingente, annulo apicali 

 incompleta. L. 6 lin. 



Amazons (Bates). 



Differs from P. 7naiandrinus by the broad basal fascia, which 

 entirely crowds out the upper part of the lunule. 



Pselaphacus vitticoUis. 



Pselaphacus vitticoUis, Crotch.^ Cist. Ent. 142. 

 N. Granada, Nicaragua (Janson). 



Pselaphacus puncticollis. 



Pselaphacus puncticoll Is, Guer. R. Z. 1841, 158. 



, Lac. Erot. 87. 



Amazons (Bates), Brazil, Cayenne. 



Pselaphacus semiclathratus. 



P.splaphacus semiclathratus, Lac. Erot. 88, 

 Yucatan, Mexico. 



