6 



NATURAL HISTORY BULLETIN 



Boletobius funditus Scudd. 

 Mycetoporus demersus Scudd. 

 Bledius osborni Scudd. 

 Deleaster grandiceps n. sp, 

 COCCINELLID^. 

 Adalia subversa Scudd. 



EROTYLID^. 

 Tritoma submersa n. sp. 

 Tritoma materna n. sp. 



COLYDIID^. 

 Phloeonemites miocenus n. sp. 



DERMESTID^. 

 Dermestes tertiarius n. sp. 

 Orphilus dubius n. sp. 



NITIDULID^. 

 Amartus petrefactus n. sp. 



BYRRHID^. 

 Nosotetocus vespertinus Scudd. 



PARNID^. 

 Dryops tenuior n. sp. 

 Lutroehites lecontei n. sp. 

 BUPRESTID^. 

 Authaxia exhiimata Wiclch. 

 Melanophila coekerellae n. sp. 

 Melanophila liandlirsehi n. sp. 

 Acmaeodera schaefferi n. sp. 

 Acmaeodera abyssa n. sp. 

 LAMPYRID^. 

 Pyropyga prima n. sp. 



MALACHID^. 

 Eudasytites listriformis n. sp. 

 Trichochroiis miocenus n. sp. 



BOSTRYCHID^. 

 Protapate contorta n. sp. 

 Xylobiops laeustre n. sp. 



SCAEAB^ID^. 

 Atsenius patescens Scudd. 

 Aphodius aboriginalis n. sp. 

 Aphodius restructus n. sp. 

 Aphodius shoshonis n. sp. 

 Aphodius laminicola Wiclch,. 

 Serica antediluviana n. sp. 

 Macrodactylus pluto n. sp. 

 Macrodactylus propheticus n. sp. 

 Diplotaxis simplicipes n. sp. 

 Diplotaxis aurora Wiclch. 



CERAMBYCID^. 

 Leptura petrorum n. sp. 



CHRYSOMELID^. 

 Donacia primseva n. sp. 

 Crioeeridea dubia n. sp. 

 Metachroma florissantensis n. sp. 



BRUCHID^. 

 Bruehus henshawi n. sp. 

 Bruchus exhumatus n. sp. 

 Bruehus bowditehi n. sp. 

 Bruchus florissantensis n. sp. 

 Bruchus scudderi n. sp. 

 Bruchus haywardi n. sp. 

 Bruchus osborni n. sp. 



TENEBRIONID^. 

 Platydema antiquorum n. sp. 



MORDELLID^. 

 Mordellistena florissantensis n. sp. 



MELOID^. 

 Nemognatha exseeta n. sp. 

 RHYNCHITID^. 

 Doeirhynchus ibis n. sp. 



CURCULIONID^. 

 Pachybaris rudis n. sp. 



Trechus Clairv. 



T. FRACTUS n. sp. (Plate III, Fig. 1.) Form moderately elongate. Head 

 rather large, not constricted posteriorly, mandibles strong, about as long 

 as the rest of the head. Antennae broken, but the few remaining joints 

 rather stout. Prothorax trapeziform, much broader at apex and strongly 

 narrowed to the base, sides almost straight, front coxae narrowly separated 

 by the prosternum. Elytra without humeral angles, broadest a little in front 

 of the middle, apices broken, striae, as shown through the abdomen, fine. 

 Length, 7.00 mm. 



