Magdalinops knowltoni

Clark, Wayne E. & Burke, Horace R., 2002, Revision Of The Weevil Genera Magdalinops Dietz And Chelonychus Dietz (Coleoptera: Curculionidae, Anthonomini), The Coleopterists Bulletin 56 (1), pp. 107-122 : 14-15

Key to Species of Magdalinops

1 Elytra vittate, scales denser on even­numbered interstriae ( Figs. 1–2 ); profemur toothed; pronotum with middorsal carina; basal segment of antennal club long, ca. 0.50 3 length of club, nearly completely glabrous, shining; mesocoxae narrowly separated by distance ca. 0.1 3 width of one mesocoxa ----------------------------------------------------------------------------------------------------------- M. vittipennis Dietz

1 9 Elytra not vittate; scales on elytral interstriae uniform, not denser on evennumbered interstriae ( Figs. 3–8 ); profemur unarmed; pronotum without middorsal carina; basal segment of antennal club ca. 0.33 3 length of club, setose, except at extreme base; mesocoxae more widely separated by distance ca. 0.2–0.3 3 width of one mesocoxa ------------------------------------------------------- 2

2 Tarsus with 5th segment long, slender, 2.8 3 longer than 3rd segment (Figs.

110 THE COLEOPTERISTS BULLETIN 56(1), 2002

12, 20); basal tooth of tarsal claw long, curved ( Fig. 20 ); body form slender ( Figs. 3–4 ) --------------------------------- M. knowltoni Clark and Burke , new species

2 9 Tarsus with 5th segment shorter, stouter, 2.5 3 longer than 3rd segment ( Fig. 19 ); basal tooth of tarsal claw short, slender, acuminate ( Fig. 16 ) or obsolete ( Fig. 17 ); body form stout ( Figs. 5–8 ) ----------------------------------------------- 3

3 Rostrum smooth, sparsely punctate; rostrum of female nearly straight basally in lateral view, curved over antennal insertions ( Fig. 9 ); body form narrower, more elongate ( Figs. 5–6 ) --------------------------------- M. alutaceus Hatch

3 9 Rostrum rugose­punctate proximally, rostrum of female more stongly, evenly curved from base to apex in lateral view ( Fig. 10 ); body form stouter ( Figs. 7–8 ) ------------------------------ M. falli Clark and Burke , new species

Figures

Figs. 1–4. Magdalinops spp., habitus. 1) M. vittipennis, /, Oak Grove, California; 2) M. vittipennis, /, Oak Grove, California; 3) M. knowltoni,?, 4 mi. W. Orangeville, Utah; 4) M. knowltoni,?, 4 mi. W. Orangeville, Utah.

Figs. 5–8. Magdalinops spp., habitus. 5) Magdalinops alutaceus, habitus, /, holotype; 6) M. alutaceus, /, holotype; 7) M. falli, /, Pasadena, California; 8) M. falli, /, Pasadena, California.

Figs. 18–20. Magdalinops spp., tarsal claws, right metathoracic leg, lateral view. 18) M. vittipennis, /; 19) M. alutaceus, /; 20) M. knowltoni,?.

Figs. 15–17. Magdalinops spp., tarsal claws, right prothoracic leg, /, dorsal view.

Figs. 9–10. Magdalinops spp., head and thorax, lateral view. 9) M. alutaceus, head and thorax, /, 7 mi. E Springville, Utah; 10) M. falli, /, Claremont, California.