U. S. P. R. R. EXP. AND SURVEYS ZOOLOGY 47TH PARALLEL. 



TABLE III. Species common to the Atlantic and Pacific slopes of the continent. 



NOTE. The species are divided into three sets, according to locality ; those which are found in two of the sets are noted 

 by the number corresponding to the number of the set in which they occur. Species found in the interior regions Kansas, 

 New Mexico, and Upper Texas are noted with a (C.) Those found in Europe, (E.) 



1. Species found in Russian America. 

 Hydnobius punctostriatus. 

 Aleochara bimaculata, 3. 

 Philonthus aterrimus, (E.) 

 Quedius molochinus, (E.) 

 Ips Dejeanii. 



Dermestes vulpinus, (E.) 2, 3. 

 Byrrhus cyclophorus. _ 

 Chrysobothris trinervia, 2. 

 Epiphanis cornutus. 

 Clerus undulatus. 

 Priognathus monilicornis. 

 Lepidophorus lineaticollis. 

 Lepyrus gemellus. 

 Hylurgus rufipennis. 

 Hylesinus rufipennis. 



2. Species found in Oregon. 

 Ligyrus gibbosus. 

 Polyphylla 10-lineata, (C.) 3. 

 Ancylochira rusticorum, 3. 

 Chrysobothris femorata ? 

 Chrysobothris trinervia, 1. 

 Elater phoenicopterus. 

 Adelocera aurorata. 

 Alaus myops. 

 Ellychnia corrusca ? 

 Trichodes ornatus, (C.) 3. 

 Clerus sphegeus, (C.) 3. 

 Serropalpus substriatus. 



3. Species found in California. 

 Silpha ramosa, (C.) 2. 

 Staphylinus villosus. 

 Hister immunis. 

 Saprinus lugens, (C.) 2. 

 Saprinus oregonensis, (C.) 2. 

 Phalacrus penicellatus, (C.) 

 Dermestes vulpinus, (E.) 1, 2. 

 Ligyrus gibbosus, 2. 

 Polyphyilla 10-lineata, (C.) 2. 

 Ancylochira rusticorum, 2. 

 Trichodes ornatus, (C.) 2. 

 Clerus sphegeus, (C.) 2. 



TABLE IV. Species found in Russian America and in the eastern continent, not introduced and 



not found in Atlantic America. 



Platynus octocolus. 

 Platynus bembidioides. 

 Pterostichus orinomum, (E.) 2. 

 Amara impuncticollis. 

 Ochthedromus biinaculatus. 

 Elaphrus californicus, 3. 

 Laccophilus truncatus, (C.) 

 Hydroporus griseostriatus, (E.) 

 Agabus phaeopterus. 

 Agabus bicolor. 

 Agabus semipunctatus. 

 llybius picipes, 2. 

 Dytiscus confluens. 

 Dytiscus anxius, 2, 3. 

 Silpha lapponica, (E.) 2, 3. 



Cicindela vulgaris. 

 Pterostichus orinomum, (E.) 1. 

 Chlaenius sericeus. 

 Haplochile pygmaea. 

 Calosoma calidum. 

 Laccophilus truncatus, (C.) 1, 3. 

 Dytiscus anxius, (C.) 1, 3. 

 Silpha lapponica, (E.) 1, 3. 

 Silpha ramosa, (C.) 3. 

 Saprinus lugens, (C.) 3. 

 Saprinus oregonensis, (C.) 3. 

 Nitidula ziczac. 



Amblychila cylindriformis, (C.) 

 Lachnophorus elegantulus, (C.) 

 Elaphrus californicus. 

 Hydroporus striatellus, (C.) 

 Hydroporus parallelus, (C.) 

 Hydroporus vilis, (C.) 

 Laccophilus truncatus, (C.) 1, 2. 

 Dytiscus anxius, (C.) 1, 2. 

 Hydrophilus triangularis. 

 Philhydrus diffusus, (C.) 

 Necrophorus marginatus. 

 Silpha lapponica, (E.) 1, 2. 



Xyloterus bevittatus. 

 Bostrichus septentrionis. 

 Tetropium cinnamopterum. 

 Semanotus Proteus. 

 Leptura vexatrix. 

 Leptura liturata. 

 Monohammus scutellatus, 2. 

 Eumolpus vitis, (E.) 

 Hippodamia 13-punctata, (E.) 2. 

 Hippodamia parenthesis. 

 Coccinella 12-maculata, (E.) 

 Coccinella trifasciata, (E.) 

 Coccinella transversoguttata, (E.) 



Ehyncites bicolor, 3. 

 Tetropium cinnamopterum. 

 Clytus undulatus. 

 Monohammus scutellatus, 1. 

 Chrysomela scripta. 

 Chrysomela Bigsbyana. 

 Galleruca canadensis. 

 Microrhopala vittata. 

 Anisosticta vittigera, (C.) 3. 

 Coccinella trifasciata, (E.) 

 Hippodamia 13-punctata, (E.) 



Eurymetopon atrum, (C.) 

 Cistela sericea ? 

 Mordella scutellaris. 

 Ehyncites bicolor, 2. 

 Centrinus confusus ? 

 Tetropium cinnamopterum, 1, 2. 

 Diabrotica 12-punctata. 

 D&brotica vittata. 

 Anisosticta vittigera, (C.) 2. 

 Coccinella abdominalis. 



Platynus Bogemanni. 

 Carabus vietinghovii. 

 Colymbetes dolabratus. 

 Necrophorus rnortuorum. 



Olisthaerus megacephalus. 

 Elater nigrinus. 

 Coryrnbites confluens. 

 Helodes variabilis ? 



Dinoderus substriatus. 

 Serropalpus striatus. 

 Chrysomela lapponica, 

 Chrysomela viminalie. 



