APPENDIX. 325 
slightly produced. Elytra with slight and indistinct 
striz, more than twice the length of the thorax. Length 
of the body, 8 lines. 
Genus Atuovs. (Eschscholtz.) 
Athous quadrivittatus. N.S. 
Niger; capite thorace confertissime et subtilissime 
punctatis; thorace pectoreque rufescente bivittatis ; 
thoracis angulis posticis attenuatis acutis; elytris luteis 
punctato striatis, suturis piceis, tibiis tarsisque piceis. 
Black, shining. Head and thorax very minutely 
and thickly punctured. Thorax and pectus with a broad 
reddish stripe on. each side; hind angles produced into 
two acute spines. Elytra dull luteous, more than twice 
the length of the thorax ; each with nine distinct regu- 
lar punctured striz ; sutures piceous, except towards the 
base; tibize and tarsi piceous. Length of the body, 
7 lines. 
Genus Limonius. (Eschscholtz.) 
Limonius consimilis. N. 8. 
Niger, nitens, subtiliter punctatus; thoracis angulis 
elongatis acutis; elytrorum striis bene determinatis. 
Black, shining, minutely punctured. Hind angles of 
the thorax elongate, acute. LElytra with the usual 
distinct regular strize, more than twice the length of 
the thorax. Length of the body, 34 lines. 
Genus Diacantuus. (Latr.) 
Diacanthus semimetallicus. N.S. 
Niger; capite thoraceque confertissime et subtilissime 
punctatis; thorace linea media impressa, angulis posticis 
