84 U.S. NATIONAL MUSEUM BULLETIN 2 90 



Distribution. — The 131 specimens in the U.S. National Museum 

 are from California, Nevada, Utah, Idaho, and Washington. 



Cryptocephalus sanguinicollis nigerrimus Crotch 



Figure 42 

 Cryptocephalus nigerrimus Crotch, 1874, p. 78. 



Pronotum: Dark brown to black throughout, sometimes with 

 reddish at sides; punctation as in s. sanguinicollis. 



Elytra: Dark brown to black throughout; punctation as in s. 

 sanguinicollis. 



Prosternum: As in s. sanguinicollis. 



Length: 3.5 to 4.5 mm. 



Distribution. — The eleven specimens examined are all from 

 California. 



Cryptocephalus schreibersii SufFrian 



Figures 8, 34 



Cryptocephalus rugicollis Haldeman, 1849, p. 258 [preoccupied]. 

 Cryptocephalus schreibersii Suffrian, 1852a, p. 288. 



Pronotum: Dull orange to dull red, usually with basal and apical 

 margins narrowly and lateral margins more broadly lighter; surface 

 with coarse, dense, longitudinal wrinkling at side becoming large and 

 elongate or simple punctures, minute punctation sometimes visible. 



Elytra: Dull creamy yellow to dull orange with humerus and 

 punctures darker; usually with no markings, sometimes with three 

 vague to rather distinct, more or less reddish, transverse, undulating 

 bands. With nine rows of punctures, often with punctures not confused, 

 sometimes with rows five and/or six and seven somewhat confused, 

 adjacent striae of rows five to nine sometimes interconnected; punctures 

 usually larger, denser than usual, finer at elytral apex; inner and outer 

 rows at apex usually distinct, often clearly meeting, sometimes ob- 

 scured by confused punctures and not meeting. 



Prosternum: Anterior margin in male produced into a short, broad, 

 more or less pointed lobe; anterior margin in female feebly produced 

 into a broad lobe. 



Length: 3.0 to 4.5 mm. 



Discussion. — Collection data record specimens from Pinus and 

 pitch pine. 



Distribution. — The 70 specimens in the U.S. National Museum 

 are from Massachusetts, New York, New Jersey, Maryland, Virginia, 

 North Carolina, South Caroluia, Alabama, Florida, Georgia, Mis- 

 sissippi, Pennsylvania, and Michigan. 



Wilcox (1954, p. 383) recorded the species from Ohio. 



