Anacroneuria aymara, : Stark, 2001

Stark, Bill P. & Zúñiga, Maria del Carmen, 2014, New Species And Records Of Colombian, Ecuadorian And Venezuelan Anacroneuria (Plecoptera: Perlidae), With A Review Of The Anacroneuria Aymara Stark & Sivec Complex, Illiesia 10 (8), pp. 66-79 : 70-71

Key to Male Members of the Anacroneuria aymara Complex

1 Dorsal keel lines touch near midlength ( Fig. 5 ) ………..……….……….………………………….… 2

1’ Dorsal keel lines completely separated throughout length ( Fig. 5 , Maldonado et al. 2002) ……………………………………...…………….…. 4

2 Lateral margins of aedeagus convergent from shoulders to tip ( Fig. 3 ) …………………… barinas

2’ Lateral margins of aedeagus relatively straight from shoulders to tip ( Fig. 17 , Zúñiga & Stark 2002) …………………………………………..……. 3

3 Dorsal keel lines much more widely divergent anteriorly than posteriorly; hooks subchelate; lateral margins of aedeagus slightly constricted near apex ( Figs. 17 -19 in Zúñiga & Stark 2002) …………………………………………….….…. toni

3’ Dorsal keel lines diverge to a similar degree anteriorly and posteriorly; hooks slender; lateral margins of aedeagus not constricted subapically ( Figs. 22 -24, Zúñga & Stark 2002) …………... ricki

4 Lateral margins of aedeagal apex more or less parallel at least near tip ( Fig. 3 , Stark et al. 2012) ………………………………………………...……. 5

4’ Lateral margins of aedeagal apex convergent from shoulders to tip ( Fig. 12 , Stark & Sivec 1998) …………………………………………………….…. 8

5 Aedeagal apex notched; keel lines curved abruptly laterad near apex ( Figs. 3-5 , Stark et al. 2012) ……………………………….……..…. apuela

5’ Aedeagal apex truncate or rounded; keel lines not curved abruptly laterad near apex (Fig. 100, Stark et al. 1999) ………………………………………... 6

6 Lateral margins of aedeagal apex parallel to slightly convergent; lateral margins relatively straight (Figs. 98-100, Stark et al. 1999) …………………..………….……………….. portilla

6’ Lateral margins of aedeagal apex wider subapically than at the tip; lateral margins undulant from beyond hooks (Fig. 31, Zúñiga & Stark 2002) …………………………………….…. 7

7 Aedeagal tip wider than subapex; keel short, consisting of two lines (Fig. 29-31, Zúñiga & Stark 2002) ………………………….………... farallonensis

7’ Aedeagal tip narrower than subapex; keel lines relatively long, but consisting of two obscure beaded lines (Figs. 24-26, Zúñiga et al. 2007) ……………………………….…..………..… tatama

8 Dorsal keel lines widely spaced and abruptly bent outward near midlength; lateral margins of aedeagal apex slightly convergent from shoulders to tip ( Fig. 14 , Stark & Sivec 1998) …..……….….. 9

8’ Dorsal keel lines almost straight, or curved slightly outward; lateral margins of aedeagal apex distinctly convergent from shoulders to tip ( Fig. 14 , Zúñiga et al. 2006) ………………………….. 10

9 Aedeagal apex projecting beyond hooks in ventral aspect approximately triangular in outline, strongly convergent to tip ( Fig. 14 , Stark 1999) ………………………..……………..……….. chaima

9’ Aedeagal apex projecting beyond hooks in ventral aspect more gradually convergent with lateral margins almost parallel for part of length, and with broadly rounded apex ( Figs. 12-14 , Stark & Sivec 1998) …………………………………. aymara

10 Apex of aedeagus notched; keel lines narrowly separated ( Fig. 14 , Zúñiga et al. 2006) ………………………….………..……..…… chachis

10’ Apex of aedeagus truncate or rounded; keel lines more widely separated (Figs. 35-37, Stark 2001) ……………………………………………………. 11

11 Hooks subchelate; pronotal dark pigment bands together about as wide as pale median band ( Figs. 1, 3 , Maldonado et al. 2002) …………..….. segnini

11’ Hooks slender; pronotal dark pigment bands together much narrower than pale median band (Figs. 33, 35, Stark 2001) ……..………….. cotacachi

Figures

Figs. 1-5. Anacroneuria barinas male. 1. Head and pronotum. 2. Sternum 9 with hammer. 3. Aedeagus, ventral. 4. Aedeagus, lateral. 5. Aedeagus, dorsal.

Figs. 17-18. Anacroneuria VZ-13 female. 17. Head and pronotum. 18. Subgenital plate. 19. Forewing.

Figs. 20-23. Distribution of Anacroneuria aymara group species.

Figs. 12-16. Anacroneuria yuko male. 12. Head and pronotum. 13. Sternum 9 with hammer. 14. Aedeagus, ventral. 15. Aedeagus, lateral. 16. Aedeagus, dosal.