P L A T E X I . 



All the drawing are by .1. Henry I'.lake, excepting fiirs. ''> ami l>, which are liy Paul Roetter. 

 Unless otherwise specified all the specimens drawn come from Florissant, Colorado. 



Page. 



FK;. l.(14()l)( ( | ). Chrysobothris haydeiii KM) 



2. i ; ). Donacia elongatula; elytnm. Hadley, Massachusetts ID* 



3. ( 4 M. ) ( j- ). Chaulio-natlius [.ristinus 101 



4. ( 7SII7) I i I. I'an. lamia nulls 10(i 



5. (11258) (V-)- Ata-nius patescvus 104 



t>. I 1 M. ) i ; ). Spermophagus viviflcatus . 11". 



7. i ,' I. Saxinis regularis; pnrtioii <n' 111.- rit;lit elytron, to show the surface sculp- 

 ture. Ila.lley, 3I;'.sschr.setts . HIS 



8.1 8147) (--). Ata-nius [ateseens. 104 



!). ( ', ). Saxinis ie<_'iilaris. Hadley, Massachusetts 10s 



in. i ::o4iii i -' i. Atrenius pateseens 104 



11. (14689) (J^). ( Iry.-toscirtetes proto.i.';cnin Ill 



141' 



