Balclutha Kirkaldy 1900
Creators: name: Zahniser, James N.
name: Halbert, Susan E.
name: Moore, Matthew R.
name: Mottern, Jason L.
name: Beuzelin, Julien M.
Publisher: name: Zenodo
Year: 2023
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hemiptera
Cicadellidae
Balclutha

description: Key to species (males) of Balclutha occurring in Florida
1. Pygofer with distinct ventral or posteroventral process........................................................ 2
1’. Pygofer without distinct ventral or posteroventral process (Fig. 15).............................................. 4
2(1). Pygofer process distinctly bifid apically, arising on inner surface; forewing with strong to weak red coloration, central apical cell brown................................................................................ B. rubrostriata
2’. Pygofer process not bifid, arising posteroventrally; forewing without coloration described above...................... 3
3(2’). Pygofer process directed ventrally, not dentate; aedeagal shaft arising posteriorly from base; dorsal apodeme of aedeagus base expanded into two lateral lobes; aedeagus without pairs of processes arising from base...................... B. frontalis
3’. Pygofer process directed somewhat mesad, dentate or not; aedeagal shaft arising dorsally from base; aedeagus base not expanded into lateral lobes dorsally; aedeagus with three pairs of upturned processes arising posteriorly from base.......... B. incisa
4(1’). Aedeagus relatively short, in lateral view with apex curved posteriorly; with short, sclerotized part of the phragma articulating with top of aedeagal base; pygofer short, with prominent, slightly curved vertical bar at mid-length........... B. caldwelli
4’. Not as above........................................................................................ 5
5(4’). Head wider than (Fig. 4) or equal to (Fig. 28) pronotum width................................................. 6
5’. Head narrower than pronotum (Fig. 66).................................................................. 11
6(5). Connective stem very long, nearly 2.5x or more length of anterior arm (Fig. 14); style preapical lobe large, apex acutely angled and rounded (Fig. 14); style apophysis long, gradually tapered to very thin and sharply pointed apex (Fig. 14); shaft of aedeagus curved throughout its length, gonopore preapical on ventral side, apical extension beyond gonopore constricted in width in lateral view (Figs. 18, 20, 22–26).................................................................. B. jafara
6’. Connective stem not as long, 1.8x or less as long as anterior arm (Fig. 45a); style and aedeagus without the above combination of characters......................................................................................... 7
7(6’). Base of aedeagus narrow in lateral view, long, nearly 1/2 as tall as shaft (Figs. 41–44)..................... B. flavescens
7’. Base of aedeagus not as above (Fig. 59)................................................................... 8
8(7’). Aedeagal shaft directed dorsally, not extending over base of aedeagus; style preapical lobe short, rounded............... 9
8’. Aedeagal shaft directed anteriorly anterodorsally, extending over base of aedeagus (Fig. 59); style preapical lobe larger, more prominent (Fig. 61)................................................................................... 10
9(8). Aedeagus with ventral part of preatrium prominent.................................................. B. neglecta
9’. Aedeagus with ventral part of preatrium not prominent.............................................. B. saltuella
10(8’). Connective anterior arms relatively longer, stem shorter, apex bifid with apical margin distinctly concave; aedeagal shaft very long, curved dorsad and anterad.................................................................. B. lucida
10’. Connective anterior arms relatively shorter, stem longer (Fig. 63), apical margin only slightly concave (Fig. 63); aedeagal shaft not as long.................................................................................. B. curvata
11(5’). Connective truncate at apex; aedeagus slightly expanded at apex or preapically........................ B. abdominalis
11’. Connective bifid apically or with apical margin concave; aedeagus not expanded at apex or preapically................ 12
12(10’). Crown usually longer medially than next to eye; base of aedeagus abruptly tapered toward narrow shaft; shaft of aedeagus elongate, far-exceeding base of aedeagus.......................................................... B. impicta
12’. Crown usually as long medially as next to eye; base of aedeagus broader, more gradually tapered to shaft; shaft of aedeagus not elongate, not exceeding or not far-exceeding base of aedeagus........................................ B. punctata
description: Published as part of Zahniser, James N., Halbert, Susan E., Moore, Matthew R., Mottern, Jason L. & Beuzelin, Julien M., 2023, Balclutha jafara (Hemiptera: Cicadellidae): integrative identification of a species introduced in the Western Hemisphere, and notes on other Balclutha, pp. 526-554 in Zootaxa 5361 (4) on pages 543-544, DOI: 10.11646/zootaxa.5361.4.4, http://zenodo.org/record/10151778