Colliuris sulcicollis ( Bates, 1891 )

Bousquet, Yves, 2010, Review of the Nearctic, Mexican and West Indian (Greater Antilles) species of Colliuris Degeer (Coleoptera: Carabidae: Odacanthini), Zootaxa 2529, pp. 1-39 : 12

Colliuris sulcicollis ( Bates, 1891)

Casnonia sulcicollis Bates, 1891: 265 . Type locality: «Ciudad, in Durango [ Mexico]» (original citation). Colliuris sulcicollis: Liebke (1930: 659) .

Type material. Bates originally described this species from an unspecified number of specimens. One specimen, a female, in BMNH is herein designated as lectotype. It is labelled: " Type H.T. [white round label with red trims]/ Ciudad, Durango Höge./ Sp. Figured./ Casnonia sulcicollis, Bates. 1891 - 64/ Casnonia sulcicollis Bates [handwritten]/ Lectotype Casnonia sulcicollis Bates Des. Y. Bousquet'03".

Description. Same character states as C. pensylvanica except for the following. COLOR. Head and pronotum black with bluish green lustre; elytra entirely black with bluish lustre, the lateral margins barely paler. MICROSCULPTURE. Elytra without meshes between ombilical setae of anterior group. HEAD. Proportionally larger (see Table 1 ). PROTHORAX. Pronotum with five setae along each side; dentiform projection on anterior margin indistinct or almost so. Proepisternum with punctures less expanded anteriorly. ELYTRA. Flatter. Strial punctures evident up to posterior third. Intervals 3, 5 and 7 with three to five setae.

Body length: 6.0– 6.7 mm.

Geographical distribution. Besides the lectotype, I have seen two specimens only, including a male in SMTD without locality label. The species is known only from state of Durango in Mexico.

Records. Mexico. DURANGO. 5.3 km N El Pino (2350m.) 26.VII.1993, S. McCleve, G.E. & K.E. Ball (1ɗ, UASM).

Habitat. The specimen from Durango has a label reading "Grassland, under stones 93-41."