Lymantes, OF

Anderson, Robert S., 2016, A Taxonomic Revision of the GenusLymantesSchönherr, 1838 (Coleoptera: Curculionidae: Molytinae: Lymantini) in the United States Ofamerica, The Coleopterists Bulletin 70 (1), pp. 111-124: 111-124

publication ID

http://doi.org/ 10.1649/072.070.0115

persistent identifier

http://treatment.plazi.org/id/03860339-FFC2-B236-FF59-FDDDFB0F1621

treatment provided by

Diego

scientific name

Lymantes
status

 

KEY TO THE SPECIES OF LYMANTES OF   NORTH

AMERICA NORTH OF MEXICO

1. Eye facets absent ( Fig. 16 View Figs ); punctures of pronotal disc fine, widely spaced by about 2–3X diameter of puncture ( Fig. 9 View Figs ); punctures of elytral striae small, not encroaching on elytral interstriae ( Fig. 9 View Figs ); caves near Austin, Texas .................................. L. nadineae Anderson  

1′. Eye facets present (but may be greatly reduced and difficult to see) ( Figs. 14–15, 17–18 View Figs ); punctures of pronotal disc moderately large to large, moderately to closely spaced by about diameter of a puncture or less ( Figs. 5, 7, 11, 13 View Figs ); punctures of elytral striae larger, slightly to markedly encroaching on elytral interstriae ( Figs. 5, 7, 11, 13 View Figs ); leaf litter, western coastal states of Washington, Oregon, and California, also Arizona, Texas, eastern USA   .................................................2

2. Elytral interstriae with scattered, low, longitudinal tubercles, each tubercle indicated by a patch of fine micropilosity ( Figs. 6–7 View Figs ); eyes larger, composed of more than 20 facets ( Fig. 15 View Figs ); antennal funicle with last article extended apically and covering base of club; California, Oregon, Washington .................... ......................................... L. repens (Casey)  

2′. Elytral interstriae uniformly flat; eyes reduced, composed of 10 or fewer facets (may be difficult to see) ( Figs. 14, 17–18 View Figs ); antennal funicle with last article not extended apically, not covering base of club; Arizona, Texas, eastern USA   ................................................... 3

3. Eye present as 8–10 individually distinct, convex facets arranged in 2–3 irregular rows on slight ocular swelling ( Fig. 18 View Figs ); body size 4.1–4.4 mm; west Texas and southern Arizona ................................... L. obrieni   , new species

3′. Eye present as small, curved row of 2–6 individually indistinct facets on slight ocular swelling ( Figs. 14, 17 View Figs ); body size 2.5–3.5 mm; central Texas, eastern USA........................... 4

4. Pronotum and elytra with fine, erect hairs each about as long as diameter of an elytral strial puncture ( Fig. 4 View Figs ); pronotal disc with punctures large and deep, most nearly contiguous with adjacent punctures ( Fig. 5 View Figs ); male genitalia as in Fig. 19 View Figs ; widespread in eastern USA.......... ................................ L. scrobicollis Gyllenhal  

4′. Pronotum and elytra with at most minute, very fine, erect hairs, most distinct on elytral declivity and each much shorter than diameter of an elytral strial puncture ( Fig. 10 View Figs ); pronotal disc with punctures moderately large and deep, most separated by at least 1/2 diameter of 1 puncture ( Fig. 11 View Figs ); male genitalia as in Fig. 22 View Figs ; central Texas ...................................... ................................... L. fowleri   , new species