Published October 31, 2014 | Version v1
Taxonomic treatment Open

Dissochaetus smithi Jeannel 1936

Description

Dissochaetus smithi Jeannel 1936

Figures 21, 22

Dissochaetus smithi Jeannel 1936: 154. Holotype male in BMNH, not seen. Type locality: St. Vincent (West Indies).

Diagnosis. Total length 2.1–2.6 mm. Dark brown; mouthparts, antenomeres I–IV and apex of XI, and tarsi paler. Apical one-half of elytra with slight pruinosity. Pubescence reddish yellow. Head finely, densely punctate. Antennae reach beyond base of pronotum. Antennomeres VI–X wider than long. Eyes large. Pronotum granulate, transverse, widest at basal one-third; sides rounded, posterior angles obtuse. Elytral sides weakly rounded, apices separately evenly rounded. Fully winged. Large metatibial spur longer than first metatarsal segment. Male first protarsal segment narrower than protibial apex. Median lobe of aedeagus (Fig. 21) elongate, narrowly triangular in apical one-half. Parameres (Fig. 21) straight, extending beyond apex of median lobe, each bearing two apical setae. Inverted internal sac (Fig. 21) with two pairs of sclerotized structures. Male genital segment (Fig. 22) longer than wide; sternal lobes with short triangular projections bearing several setae; pleurite lobes not divided, each bearing setae.

Distribution. Known only from St. Vincent. Previously known localities (from Jeannel 1936) are: St. Vincent (no additional details), collected by H. H. Smith.

New records. St. Vincent. Hermitage Forest, E. of Spring Village, N13°14.86’ W61°12.77’, 15–27.VIII.2006, forest edge FIT, 348m, S. & J. Peck, 06-102B (3, SBPC); Hermitage Forest, E. of Spring Village, N13°14.86’ W61°12.77’, 18–23.VIII.2006, forest carrion traps, 350m, S. & J. Peck, 06-108 (12, SBPC); Vermont Nature Trails, E. of Layou, N13°13’ W61°13’, 19–24.VIII.2006, carrion bait traps, 360m, S. & J. Peck, 06- 112 (7, SBPC).

Notes

Published as part of Peck, Stewart B. & Cook, Joyce, 2014, A review of the small carrion beetles and the round fungus beetles of the West Indies (Coleoptera: Leiodidae), with descriptions of two new genera and 61 new species., pp. 1-76 in Insecta Mundi 2014 (397) on page 12, DOI: 10.5281/zenodo.5184089

Files

Files (2.2 kB)

Name Size Download all
md5:79e186003fe9ad3bfabd8b60e509e16c
2.2 kB Download

System files (20.6 kB)

Name Size Download all
md5:ece6ce0dfb4a5a838fe16a78da9d33f2
20.6 kB Download

Linked records

Additional details

Biodiversity

Collection code
SBPC
Event date
2006-08-15 , 2006-08-18 , 2006-08-19
Verbatim event date
2006-08-15/27 , 2006-08-18/23 , 2006-08-19/24
Scientific name authorship
Jeannel
Kingdom
Animalia
Phylum
Arthropoda
Order
Coleoptera
Family
Leiodidae
Genus
Dissochaetus
Species
smithi
Taxon rank
species
Taxonomic concept label
Dissochaetus smithi Jeannel, 1936 sec. Peck & Cook, 2014

References

  • Jeannel, R. 1936. Monographie des Catopidae. Memoires du Museum National d'Histoire Naturelle (n. s.) 1: 1 - 433.