GEOLOGICAL SURVEY OF THE TERRITORIES. 



469 



Bivalves. 



UNIONID^. 



Unio anodontoides, Lea. 

 alatus, Say. 

 asperrimus, Say. 

 elegans, Lea. 

 gibbosus, Barnes, 

 latecostatus, Lea. 

 laevissimus, Lea. 

 luteolus, Lam. 

 mississippiensis, Conrad, 

 nigerrimus, Lea. 

 parvus, Barnes, 

 pressus, Lea. 

 rectus, Lam. 

 rubiginosus, Lea. 



Unionid^e — Continued. 



Unio rutersvillensis, Lea. 

 topeksensis, Lea. 

 ventricosus, Barnes, 

 zig-zag, Lea. 

 Margaritana complanata, Say. 

 Anodonta footiana, Lea. 



ferussaciana, Lea. 

 undulata, Say. 



CORBICULAD^E. 



Sphserium sulcatum, Lam. 



striatinum, 1 Lam. 

 Pisidium abditum, f Hald. 



III.— COLEOPTERA. 



A LIST OF COLEOPTEBA COLLECTED BY C. THOMAS, IN 

 EASTERN COLORADO AND NORTHEASTERN NEW MEXICO, 

 DURING THE SURVEY OF 1869. 



By Dr. G. H. Horn. 



Cicindela formosa, Say. 



obsoleta, Say. 



pulchra, Say. 



vulgaris, Say. 



repanda, Dcj. 



punctulata, Fabr. 

 Nebria bivittata. 

 Calosoma luxatum, Say. 

 Carabus serratus, Say. 

 Pasimachus elongatus, Lee. 



validus, Lee. 

 Lebia viridis, Say. 

 Platynus extensicollis, Lee. 

 Pterostichus protractus, Lee. 

 Amara obesa, Say. 

 Cratognathus setosus, Lee. 

 Chlsenius sericeus, Say. 

 Nothopus zabroides, Lee. 

 Cratacanthus dubius, Lee. 

 Harpalus caligiuosus, Say. 



pennsylvanicus, Lee. 



compar, Lee. 



obesulus. 



amputatus, Say. 

 Hydrophilus triangularis, Say. 

 Necrophorus hecate. 



marginatus, Fabr. 



Eleodes fusiformis. 

 extricata. 

 Embaphion planum. 

 Corphyra collaris. 

 Mordellistena semula. 

 Meloe sublsevis. 

 Epicauta corvina. 

 maculata. 

 ferruginea. 

 Lytta sphaericollis. 



nuttallii. 



viridana. 

 Nemognatha lutea. 

 Erotylus Boisduvalii. 

 Sphenophorus. *? 

 Baridius. ? 



Lepyrus colon. 

 Rhynchites bicolor. 

 Prionus californicus. 

 Parandra ferruginea. 

 Crosidius discordeus. 

 Criocephalus productus. 

 Asenum atuem. 

 Tetropium cinnamopterum. 

 Moneilema annulatum. 

 Monohammus scutellaris. 

 Acmeops striglata. 



