Altovectura, Mayor & Gimmel, 2024

Mayor, Adriean J. & Gimmel, Matthew L., 2024, Two New Genera and Three New Species of Dasytinae (Coleoptera: Melyridae) from the Southwestern United States and Mesoamerica, The Coleopterists Bulletin 78 (1), pp. 33-52 : 40

SPECIES OF ALTOVECTURA

Note: Use key with caution; at least six undescribed species have been observed occurring in Guatemala and Mexico.

1. Male with metatibia unmodified, different from protibia ( Figs. 2, 3 , 32 ); male ventrite 5 not distinctly emarginate ( Fig. 33 ), though sometimes medially impressed; size small, length <3.0 mm (pronotum + elytra); Guatemala, Mexico, and Arizona ......................... 2

1′. Male with metatibia modified, curved subapically, similar to protibia ( Fig. 35 ); male ventrite 5 distinctly emarginate apically ( Figs. 30, 36 ) and medially impressed; size larger, length> 3.0 mm (pronotum + elytra); Guatemala................................................... 3

2. Male with pro- and mesotibiae modified, curved subapically ( Fig. 32 ); male pro- and mesotrochanters with spine .... A. subcuprea (Champion)

2′. Male with only protibia modified ( Fig. 11 ); male with only protrochanter with spine ( Fig. 11 ) ...... A. arizonensis Mayor and Gimmel , new species

3. Male ventrite 5 with emargination much broader than deep, inner margins of lobes divergent ( Fig. 36 ); female ventrite 5 with shallow, narrow emargination; pronotum shorter ( Fig. 35 )................. A. subcyanea (Gorham)

3′. Male ventrite 5 with emargination deeper than broad, inner margins of lobes parallel ( Fig. 30 ); female ventrite 5 with deep, broad emargination; pronotum longer ( Fig. 29 )...... ........................... A. cupreonitens (Gorham)

Figures

Figs. 1–8. Altovectura arizonensis, new genus and species, habitus. Male (Rustler Park, Chiricahua Mts., Cochise Co., AZ; SBMNHENT0133691): 1) Dorsal; 2) Ventral; 3) Lateral; 4) Frontal. Female (Rustler Park, Chiricahua Mts., Cochise Co., AZ; SBMNHENT0133696): 5) Dorsal; 6) Ventral; 7) Lateral; 8) Frontal. Scale bars = 1.0 mm.

Figs. 29–37. Altovectura species, male lectotypes; terminalia dissections were performed by the late Karel Majer. Listrus cupreonitens: 29) Dorsal habitus; 30) Dissected terminalia; 31) Labels. L. subcupreus: 32) Dorsal habitus; 33) Dissected terminalia; 34) Labels. L. subcyaneus: 35) Dorsal habitus; 36) Dissected terminalia; 37) Labels. Scale bars = 1.0 mm.

Figs. 11–12. Altovectura arizonensis, new genus and species, left front leg of male (Barfoot Park, Chirica- hua Mts., Cochise Co., AZ; SBMNHENT0133606). 11) Anterior view; 12) Posterior view, tibial apex and tarsus. Scale bar = 0.5 mm.