OF WASHINGTON, VOLUME XV, 1913 189 



1826 STURM (Catalogue p. 59. t. 1. fig. 7) figures the North American 

 flabellicornis (work not seen by the writer citation taken from lit- 

 erature) . 



1843 STURM (Cat. Kafer Sammlung. p. 84) includes flabellicorni* among 

 the species of Xylethmx ;tnd cites his previous figure (1826.) 



1853 MELSHEIMER (Cat. Coleop. U. S. p. 86) cites flabellicor.nis Sturm under 

 Xyletinus. 



1854 LECONTE (Proc. Acad. Sci. Phil. 1854. p. 218) removes Xyletinus .//"- 

 bellicornis Sturm from the Ptinidse but can give no indication where 

 it should be placed. 



1S5S AIoTscHULSKi (Etud. Ent. VII. p. 64) describes Xyleborux.' crenipen- 

 nis from Burma and mentions its resemblance to Ilyliiryus and ////- 

 lastes. 



1862 LECONTE (Classif. Coleop. N. A. pt. 1. p. 236) included Rhipidandrus 

 (Xyletinus) flabellicornis Sturm in the Tenebrionidse as forming Group 

 II. Rhipidandri in the tribe Boletophagini. This is the first charac- 

 terization of the genus. 



1863 LECONTE (List. Coleop. N.A. p. 62) lists Rhipidnmlriix (Xt/li'tinns) 

 flabellicornis in the Boletophagini. 



1866 LACORDAIRE (Genera des Coleop. vol. VII. p. 369) describes Eutonmx. 



a new genus in the Scolytidse and includes two new species, E. ////- 



crographus the type from Cayenne and Columbia, and E. m<i<liuj<ix- 



carensis. 

 1870 HORN (Revis. Tenebr. Tr. Amer. Philos. Sc. XIV. p. 389) includes 



Rhipidandrus flabellicornis (Sturm) in the Tenebrionida? with Elcilaim. 



1870 GEMMINGER and HAROLD (Cat. vol. 7. p. 1946) places Rhipidandrus fla- 

 bellicornis Sturm in the Tenebrionidse next to Boletophagus and notes 

 its removal from Xyletinus where the species had been included in 

 the preceding volume (1869) p. 1779. 



ls~2 GEMMINGER and HAROLD (Cat. vol. IX. p. 2678) include both of 

 Lacordaire's species of Eutomus as he had placed them in the Scoly- 

 tida>, and crenipennis Mots. (1 c. p. 2685) still appears as a species <>f 

 Xyleborus. 



1873 LECONTE (Proc. Acad. Nat. Sci. Phil. p. 329 and 335) says "Melo- 

 Id/ilha paradoxa Beauv., according to Salle, is Rhipidandrus flu/x II i- 

 cornis (Sturm). 



1873 CROTCH (Check List Coleop. Am. N. of of Alex. p. 108) lists Rhipi.lm,- 

 i/rus paradoxus (Beauv.) with flabellicornis (St.) as a synonym in the 

 Tenebrionidae. 



1878 SCHWARZ (Proc. Am. Philos. Sue. XVII. p. 462) lists Rtiii>i</<itnln<x 

 ii<ir<i<l.rnH licauv., with Tenebrionidse from Enterprise, Fla. "rare 

 on fungi." 



1882 IIoi{\ (Bull. Soe. Ent. Fr. (6) vol. 2. p. ( 'XXX 1 1) gives the sexual 

 differences of A' ///</////* micrographus Lac., and states that the genus 

 is a synonym of Rhipidandrus Lee. (1862), being in no sense a Scolytid. 



