Alyma lawlerae Arias, 2004

Arias, Elizabeth T., 2004, A New Click Beetle Genus from Chilean Temperate Forests, ALYMA (Coleoptera: Elateridae: Pomachiliini), The Coleopterists Bulletin 58 (3), pp. 413-427 : 413-427

Alyma lawlerae Arias , new species

( Figs. 2 , 3 , 4 , 10 , 18 , 26 , 31 , 34 )

Description. Body: Stout; brown; integument semi-dull; a longitudinal dark strip covering pronotum and elytra; vestiture yellowish decumbent; sides parallel-sided; length 6.0– 6.4 mm (n ¼ 5), width 2.0– 2.3 mm; PEI: 2.3.

Head: slightly convex; frontoclypeal carina region sloping downward; clypeus and labrum with long setae decumbent; labrum slightly convex, 2.1 3 as long as wide; antennomere 2 and antennomere 3 conical, remaining ones serrate, antennomere 9 exceeding pronotal posterior angles, antennomere 11 elongate [AP: 8-6-9-10-11-11-10-11-11-13], ( Fig. 10 ).

Prothorax: convex anteriorly; alveolate, sides sinuate; base straight; pronotal posterior angles divergent; prosternum strongly convex; pronotosternal lobe narrowed, broadly curved;

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422 calafquenensis ; 9) A. contulmoensis ; 10) A. lawlerae ; 11) A. quiriquinaensis ; 12) A. rieseorum ;

13) A. shapiroi . Scale bar ¼ 0.5 mm.

pronotosternal suture sinuate, not excavate; hypomeron rugulose, uni-excavate, apically not marginate, antennal groove simple ( Fig. 18 ); prosternum at procoxae marginate, and slightly elevated; procoxal distance 0.9 3 procoxal diameter.

Scutellum : U-shaped, with vestiture semi-decumbent, long, yellow; mesocoxae separated by 0.3 3 mesocoxal diameter; posterior margin of mesosternal cavity extending posteriorly 0.4 3 mesocoxal diameter.

Elytra: interstria rugulose, slightly convex; striae with pits irregular; elytral apex explanate. Leg: yellowish brown; tarsomera 3 and 4 similar in length and width, [TP: 33-16-13-13-25], ( Fig. 26 ).

Male genitalia: aedeagus 3.2 3 as long as wide; median lobe sides sinuate, apex slightly curved; parameres concave from the base through the body’s widest part, apex pointed towards inside ( Fig. 31 ).

Type Material. Holotype: male, CHILE, Periquillo , Concepción, 6.XI.1994, T. Cekalovic, 5.9 mm in length, [ ETA] . Paratypes here designated. Two females: CHILE, Periquillo, Concepción, 22.XI.1992, T . Cekalovic [ ETA] . Other material studied: 2 females CHILE Concepción, Fundo El Manzano [ ETA]; one male CHILE, Periquillo , Concepción, 07.X.1994, T . Cekalovic [ ETA] .

Distribution. Concepción, VIII Region, Chile, ( Fig. 34 ).

Remarks. Alyma lawlerae can be recognized by its convex pronotum, bi-excavate hypomeron, tarsomere 3 and tarsomere 4 similar in length and in width.

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rieseorum ; 21) A. shapiroi . Scale bar ¼ 1.0 mm.

Etymology. The name of this species greatly honors Professor Sharon P. Lawler

(University of California, Davis) for her strong help and support during several years of

my Ph.D.

Figures

Fig. 2. Dorsal habitus of Alyma lawlerae (Fig. 2) (Illustration Alexis Solodovnikov).

Fig. 3. Scanning electron micrograph of head of Alyma lawlerae.

Fig. 4. Female genitalia of Alyma ariasvillegasai (Illustration Nancy V. Arias). Scale bar ¼ 1.0 mm.

Figs. 6–13. Antenna of Alyma species. 6) A. pallipes; 7) A. ariasvillegasai; 8) A.

Figs. 14–21. Pronotal hypomera of Alyma species. 14) A. pallipes; 15) A. ariasvillegasai; 16) A. calafquenensis; 17) A. contulmoensis; 18) A. lawlerae; 19) A. quiriquinaensis; 20) A.

Figs. 22–28. Tarsi of Alyma species. 22) A. pallipes; 23) A. ariasvillegasai; 24) A.

Figs. 29–33. Male genitalia of Alyma species. 29) Alyma calafquenensis; 30) A.

Fig. 34. Distribution map of Alyma species. Alyma pallipes (Solier) (N), A. ariasvillegasai