v2 TERTIARY RHYNCHOPHOROUS COLEOPTERA. 
Green River, Wyoming, from the bluffs behind the town. Two speci- 
mens, Nos. 750 and 754, 977, U.S. Geological Survey. White river, Utah, 
from the very highest beds on the northern buttes next the Colorado line. 
One specimen, No. 577, U. 8. Geological Survey. 
LIMALOPHUS CONTRACTUS. 
Bla ign: 
Body barely more than twice as long as high. Head rather small; eyes 
oval and transverse, hardly pointed beneath; rostrum scarcely broader than 
the longer axis of the eye, nearly or quite twice as long as broad, straight 
or faintly arcuate, equal; antennze witha very slight club. Prothorax nearly 
half as high again as long, the sides full but tapering, the base being decidedly 
broader than the apex, the surface densely punctate. Elytra more arched 
than in the preceding species, at their broadest not more than a fifth broader 
than the thorax, punctato-striate, the interspaces flat and slightly roughened. 
Length, excluding rostrum, 3°25™"; rostrum, 0°55™"; elytra, 2°3""; height 
of body, 1:6"; breadth of prothorax, 155™"; of elytra, 1-8". 
Green River, Wyoming, from the bluffs behind the town. Six speci- 
mens, Nos. 711, 714, 732, 735, 742 and 991, 976, U.S. Geological Survey. 
GERALOPHUS (yvepazds, Alophus, nom. gen.), gen. noy. 
Body compact, broad and stout, suboval, only about half as long again 
as broad. Head short and abruptly smaller than the thorax. Kyes mod7 
erately large, broad oval, and transverse; rostrum of variable length, varying 
from about half as long as the prothorax to as long as it, moderately stout, 
slightly arcuate, with a distinct and deep superior median groove ; antennz 
inserted just beyond the middle of the rostrum, the scape not very long but 
reaching to the eye or to its posterior margin, the funicle and club together 
about as long as the beak, the first two joints of the funicle long and sub- 
equal, the remaining five short and subequal, subquadrate, the club oval 
and twice as broad as the funicle. Prothorax about one-fourth narrower 
than the elytra, the basal half subequal, beyond rapidly narrowing, the 
whole nearly twice as broad as long, and granulate and punctured, without 
postocular lobes. Elytra broad, well arched, punctato-striate, the iter- 
