22 GENERIC SYNOPSIS. 
SIMPLOCARIA Marsh. Byrruus Jill. 2 sp. B. semistriatus Ii). Curt. 335. 
Ovate, convex ; club of antennez 5-jointed ; last joint of palpi acuminate. 
OOMORPHUS Curt. Byrruus p. Sturm. 1 sp. B. concolor St. Curt. 347. 
Broadly ovate; third tarsal joint bilobed ; club of antenne 5-jointed, eighth joint 
small. 
LIMNICHUS Zeigl. Byrruus Duftsch. 1 sp. Limn. sericeus Duft. 
Ovate, convex; antenne rather long; two basal joints short, thicker than the 
following ; club 4-jointed. 
Family 2. HISTERIDZ Leach. (Hister Linn.) 
PLATYSOMA Leach. WHototrrra p. Dej. 2 sp. Hist. depressus Fab. 
Flat ; four posterior tibia with a row of small teeth. Panz. 80. 6. 
HISTER Linn. MHuster p. Steph. 21 sp. H. unicolor Linn. Curt. 470. 
Subdepressed ; four posterior tibia with two rows of spines; prosternum an- 
teriorly lobed ; outer strie of elytra entire. 
DENDROPHIULUS Leach. WHuisrer p. Auct. 1 sp. Hist. punctatus Pk. 
Oval, or subglobose subconvex ; four posterior tibia broad, externally angulated, 
with one row of spines. Pk. 7. f. 5. 
PAROMALUS Erich. Denvroraiuus p. Leach. 7 sp. Hist. flavicornis HUbst. 
Oval, subdepressed; tibize narrow, subincurved; prosternum lobed in front. 
Pkeite Ss t16s 
SAPRINUS Erich. Hustex p. Steph. 12 sp. Hist. nitidulus Fab. Pk. pl. 5. f. 3. 
Short, subdepressed ; prosternum anteriorly produced, but not lobed ; outer striz 
of elytra abbreviated. 
ORTHOPHILUS Leach. Hisrer p. Auct. 2 sp. H. sulcatus Fab. Curt. 228. 
Elytra deeply suleate. 
ABRAUS Leach. Hisrer p. Auct. 2sp. H. globosus Fab. Pk. t. 8. f. 2. 
Subglobose ; elytra smooth ; tibiz slender, entire ; prosternum short. 
Stirps 2. Lamellicornes Latr. 
Race 1. Priocera Dumeril, comprising the single 
Family LUCANIDZ Leach. (Lucanus Linn.) 
LUCANUS Scop. Puarycerus Geoff. Isp. L. cervus. Curt. 490. 
Depressed; mandibles g very large; club of antenne 4-jointed ; pectinated. 
DORCUS MacL. Puarycerus Latr. 1 sp. L. parallelipipedus L. 
Depressed ; mandibles ¢ moderate ; club of antenne 4-jointed, subperfoliated ; 
anterior tibiz narrow, serrated. Donoy. 8. 264. 
PLATYCERUS MacL. Lucanus p. Laétr. 1 sp. LZ. caraboides Linn. 
Depressed; mandibles g moderate ; club of antennz 4-lamellate; anterior tibie 
serrulate. Curt. 274. 
SINODENDRON MacL. Syxoprenpron* Fab. 1 sp. Sear. cylindricus Linn. 
Cylindrical ; head and thorax ¢ cornuted; club of antenne 3-jointed. Curt. 478. 
Race 2. Petalocera Dumeril. (Scarabeeus Linn. Scarabeides Lat.) 
Subrace 1. Saprophaga MacL. 
Family 1. GHOTRUPIDE MacLeay. 
GEOTRUPES ZLatr. Scarasmus Fab. 10sp. Scar. stercorarius Linn. 
Ovate-orbicular ; third joint of antennz longer than second; thorax and head ¢ 
unarmed. Curt. 266. 

* This must evidently have been a misprint, the name being evidently derived 
from Sty (noceo), and Agy3poy (axon ), and not =vy (cum), and the latter word, as 
suggested by Dumeril, 
