Skpt. I894-] LkN(. iV- ])Kl- 1 r.NMUl.l.I K. ( "ol.KOI'T. N. IC. A.MKR. 1 :5.i 



separated ; four basal joints of antcnn.u siiiootli ; lliorax more or 

 less reflexed at sides. 



Live in woods under leaves, stones in moist places; they feed 

 principally upon snails, their lonjr head beinjj well adajjted for 

 extracting the animal from the shell. 



Synopsis of spciics. 

 S///>-i^c////s Sp/iarodcriis. 



Anterior tarsi of male broadly dilatetl; anterior tarsi female not dil.ilcti. slender. 

 ISasal impressions of thorax broad, deep, with coarse deep punctures. 

 Deep violaceous; <jranulate elytra! stria: broken and assnminfj 



shining elevations ...... nitidicolHs. 



Deep violet; ciytral strix entire at base, interrupted at sides and 



ape.K vdr. Brevoorti. 



Basal impressions of thora.x linear, with a few distinct punctures, hind 

 angles olHuse. 

 Violaceous; elytral stri.Tj iiiterrui)ted only at apex . stenostomuS. 



V'iolaceous; elytral stri;\; entire at base and inteirupted beliind 



the middle thi: LecOlltei. 



Violaceous; elytral stri;\; entire at base intcrrLipteil from middle 

 to ape'x; the 4th anil i2tli stri;e ele\ated to carina', 



r<ir. bicarinatus. 



liasal impressions of thorax linear, with a few distant jiunctures; iiind 

 angles reclangular. 

 V'iolaceous; elytral strix* entire at base, interrupted at sides and 



ape.x canadensis. 



Sii!>-!:^c/iiis .Vi"< j/>/i i /lotus. 

 .Xnterior tarsi of male narrowly dilated. 



Hind angles of thorax prolonged backwards. 



Thorax nearly as wiele as elytra much elevated at sides; viola- 



ceous or cupreous 



elevatu5. 



Hlack instead of violaceous tv/r. unicolor. 



Very large and robust, violaceous ..... rv/''. heros. 

 llind angles not prolonged backwards. 



Robust; violaceous, thorax mucli narrower than the elytra nmilor- 



ately rede.xed viduus. 



Slender, thorax longer than broad, slightly margined; not angu- 



lated at sides, thorax punctured at sides on top Andrewsii. 



Violaceous; smaller; thorax smooth .... Ridinjjsii. 



Brassy; sides of thorax distinctly angulated at sides . . Ouj'Otii. 



C. nitidicollis C/iCi\ — Deep violaceous, elytra obovate, with 

 numerous small granules, stri;v more or less broken and forming 

 shining elevations ; thorax with basal impressions broad and with 

 deep, coarse confluent punctures. Length, .48— .64 inch. = 12 — 



16 mm. 



