^ NATURAL HISTOEY BULLETIN 



join a list of the Coleoptera from my collection. These, with the 

 exception of perhaps half a dozen specimens which came from a 

 point a few feet higher up, were all taken out of a single ex- 

 cavation not more than six feet in depth and perhaps twenty 

 feet in length upon the side of a hill on Mr. George W. Wilson 's 

 ranch. 



CARABID^. 



Calosonia emmonsi Scudd. 

 Bembidium florissantensis n. sp. 

 Taehys liaywardi n. sp. 

 Amara powellii Scudd. 

 Platynus florissantensis n. sp. 



DYTISCID^. 

 Agabus florissantensis Wiclh. 

 Ccelambus miocenus WicMi. 



HYDROPHILID^. 

 Hydrobius titan n. sp. 

 Creniphilites miocenus n. sp. 



SILPHID^. 

 Hydnobius tibialis n. sp. 



STAPHYLINID^. 



Atheta florissantensis n. sp. 

 Heterothops conticens (?) Scudd. 

 Quediiis chamberlini Scudd. 

 Leptacimis leidyi Scudd. 



maclurei Scudd. 

 Stenus morsei Scudd. 

 Lathrobium antediliivianum n. sp. 

 Psederus adnmbratus n. sp. 

 Tachyporus nigripennis Scudd. 

 Boletobius stygis Scudd. 



funditus Scudd. 

 Mycetoporus demersus Scudd. 

 Bledius soli Scudd. 

 Platystethus archetypus Scudd. 

 Oxytehis subapterus n. sp. 

 Homalium antiquorum n. sp. 



COLYDIID^. 

 Cicones oblongopunctata n. sp. 



MYCETOPHAGID.^. 

 Myeetophagns willistoni n. sp. 



exterminatns n. sp. 



NITIDULID^. 

 Colastus pygidialis n. sp. 

 Cychramites hirtus n. sp. 



LATHRIDIID^. 

 Cortiearia petrefacta n. sp. 



BYRRHID^. 



Nosotetocus vespertinus Scudd. 



DASCYLLID^. 

 Ectoj^ria laticollis n. sp. 



MALACHIDyE. 



Endasytites listriformis WicJch. 



CLERID^. 

 Hydnocera wolcotti n. sp. 



PTINID^. 



Vrilletta tenuistriata n. sp. 



BOSTRYCHLD^. 

 Xylobiops lacustre Wiclh. 

 Dinodenis cuneicollis n. sp. 



SCARAB^ID^. 

 Aphodiiis granarioides WicJch.' 



aborigirialis Wiclch. 



prfeemptor n. sp. 



laminicola Wiclh. 

 Atgenius patescens Scudd. 



CERAMBYCID^. 

 Protoncideres primus n. sp. 



CHRYSOMELID^. 

 Lema evauescens Wickh. 

 Crioceridea dubia Wiclh. 

 Crytocephalus miocenus n. sp. 



BRUCHID^. 



Bruclius scudderi Wiclh. 

 haywardi Wicl'h. 

 exhumatus Wiclh. 



