COLEOPTERA. 273 
Pagiocerus, g. n., EichhofT, I c. p. 148. Sp. P. rimosus, sp. n., Eichli, 
ibid., Cuba j and P. crihricollis, sp. n., Eichh. ibid., Brazil. 
CnemonyXy g. n., Eichlioli^ /. c. p. 160. Sp. C. galerituSj sp. n., Eichh. 
ibid., Chili. 
PothrodernuSy g. n., Eichhoff, 1. c. p. 160. Sp. P. truncatuSy sp. n., Eichh. 
ibid., Venezuela. 
GnuthotrichuSy g. n., Eichhoff, /. c. p. 276. Sp. G, corthyloideSy sp. n., 
Eichhoff, 1. c. p. 276, Carolina (perhaps identical with Tomicus materiariusy 
Fitch). 
Pterocychny g. n., Eichhoff, 1. c. p. 270 (= Monarthrum.y Kirsch ; Corthy- 
lomimus and CorthjluSy Ferr.). Sp. Bostriclius fasciatus (Say), Monarthrum 
chapuisi (Kirsch), Corthylus scutdlaris (Leconte), and most of Ferrari’s 
species of Corthylus. Sp. n. P. eleganSy Eichhoff, 1. c. p. 277, P. quadridensj 
Eichh. ibid., P. dubiiwi, Eichh. ibid., P. Irevigatuniy Eichh. 1. c. p. 278, 
Brazil j P. simile, Eichh. 1. c. p. 277, P. longulum, Eichh. I c. p. 278, North 
America ; P. hrunneum, Eichh. ibid., P. P ingens, Eichh. ibid., and P. 
volvidum (Chap. MS.), Eichh. 1. c. p. 279, Columbia j P. laterale, Eichh. 1. c. 
p. 278, Mexico. 
New sjjecies : — 
Xylehorus. Zimmermann describes the following new North- American 
species: — X. tachygraphus, 1. c. p. 144, North Carolina (also Pennsylvania, 
Leconte) ; X. jmbescens, 1. c. p. 145, Southern States ; X. planicollis, ibid., 
Pennsylvania ; and X. retusicollis, 1. c. p. 146, Maryland. 
Xyleborus. Eichhoff describes the following new species of this genus 
(Berl. ent. Zeitschr. 1808) : — X. spathipennis, p. 144, Peru and Brazil ; X. 
ruber, dichrous, and gracilis, ibid., X. setosus and bispinatus, p. 146, from 
Brazil ; X. torquatus, ibid., Cuba, Brazil, and Porto Rico ; X. retusus, p. 161, 
New Freiburg ; X. xanthopus, ibid.. Cape of Good Hope ; X. solidus, ibid., 
Australia; X. fornicatus, ibid., and AT. carinipmnis, parmluSym^^hraatzii, 
p. 162, Ceylon. — X. declivis (Chap.), 1. c. p. 280, Teapa; X. amplicollis 
(Chap.), ibid., Porto Rico; X. alternans (Chap.), ibid., St. Domingo; 
X. propinquuSy 1. c, p. 281, North America; X. posticus (Chap.), ibid., 
Caraccas; X. grandis (Chap.), ibid., Columbia; X. subcostatus (Chap.), 
ibid., Siam ; X. curtulus (Chap.) and X, rujithorax (Chap.), ibid., and 
X. squamidatus (Chap.), 1. c. p. 282, Brazil ; X. capucinus (Chap.), /. c. 
p. 281, Guadeloupe; X. retusus (Chap.), /. c. p. 282, New Freiburg; 
X. insigfiis (Chap.), ibid., Cayenne ; X. abnormis, ibid., Ceylon; X. hor- 
ridus, ibid., Mexico ; and X. badiiis (Dupont), 1. c. p. 280, Madagascar and 
Mauritius. 
Jlylastes scobmosus, Eichhoff, 1. c. p. 146, II. salebrosus, Eichh. ibid., and 
II. rujipesy Eichh. 1. c. p. 147, Carolina ; and II. tenuis, Eichh. 1. c. p. 147, 
North America. 
Jlylastes gracilis, Leconte, 1. c. p. 174, California; II. macer, Leconte, l.c, 
p. 176, California, Nebraska; II. porosus, Ijeconte, ibid., California; and II. 
grnnulntus, Leconte, ibid., Oregon. 
Ilylurgus scabripennis, Zimmermann, 1. c. p. 149 [ =porcidus (Er.) and pro- 
bably carbonarius (Fitch), according to Leconte], and H. cavernosus, Zimm. 
ibid., Atlantic States. 
Ilylurgus analogus, Leconte, 1. c. p. 172, New York. 
