Catostola, Hull, 1958

Camargo, Alexssandro, Vieira, Rodrigo & Rafael, José Albertino, 2023, Taxonomic review of Ctenodontina Enderlein, 1914 with the revalidation of Catostola Hull, 1958 (Diptera: Asilidae: Asilinae) and description of a new species, Zootaxa 5276, pp. 1-71 : 68-69

publication ID	https://doi.org/ 10.11646/zootaxa.5276.1.1
publication LSID	lsid:zoobank.org:pub:92300500-BB24-45B0-8ADD-977C3220A069
DOI	https://doi.org/10.5281/zenodo.7907350
persistent identifier	https://treatment.plazi.org/id/03A4878E-EE01-380C-BEE1-FA38F7CEFBA7
treatment provided by	Plazi
scientific name	Catostola
status	stat. nov.

Treatment

Identification key to species of Ctenodontina View in CoL View at ENA and Catostola stat. rev. (males)

1. Sternite 8 with a mid-posterior projection bilobed ( Fig. 2C–D View FIGURE 2 ) or Y-shaped ( Fig. 6B, D–G View FIGURE 6 ) and always ending before the apex of the epandrium ( Figs 1D View FIGURE 1 , 2A, C View FIGURE 2 , 6B, D–G View FIGURE 6 ); epandrial arms rounded distally ( Figs 2A–C View FIGURE 2 , 6 View FIGURE 6 ), slender and thick until the rounded apex ( Figs 2A–C View FIGURE 2 , 6 View FIGURE 6 ); hind femur of males with a subrectangular projection with short and stout macrosetae ( Fig. 1A–C View FIGURE 1 ) or with 5 stout projections ending in black teeth ( Figs 4A View FIGURE 4 , 7A–E View FIGURE 7 ); hind tibia of males curved ( Fig. 1B–C View FIGURE 1 ) or sigmoid ( Fig. 7B, F View FIGURE 7 )on basal third; females with tergite 8 compressed laterally and S8 without ventral keel ( Fig. 3A–D View FIGURE 3 ).................................................................................................. Ctenodontina View in CoL …2

1’. Sternite 8 with a mid-posterior projection rounded apically and ending beyond the apex of the epandrial arms ( Figs 10E View FIGURE 10 , 17E View FIGURE 17 , 23E View FIGURE 23 , 28E View FIGURE 28 , 33E View FIGURE 33 , 39E View FIGURE 39 ); epandrial arms narrowing towards tip, finger-like apically, more or less laterally compressed since the base ( Figs 11E View FIGURE 11 , 15F View FIGURE 15 , 20E View FIGURE 20 , 24E View FIGURE 24 , 29E View FIGURE 29 , 34E View FIGURE 34 , 40E View FIGURE 40 ); hind femur of males with ( Figs 14C View FIGURE 14 , 26 View FIGURE 26 , 37 View FIGURE 37 ) or without swelling (if swelling present, rounded and small) ( Figs 9A View FIGURE 9 , 16A View FIGURE 16 , 17C View FIGURE 17 , 18A View FIGURE 18 , 27A View FIGURE 27 , 38A View FIGURE 38 ); hind tibia of males always straight ( Figs 9A View FIGURE 9 , 14C View FIGURE 14 , 16A View FIGURE 16 , 17C View FIGURE 17 , 18A View FIGURE 18 , 22A View FIGURE 22 , 26 View FIGURE 26 , 27A View FIGURE 27 , 32A View FIGURE 32 , 37 View FIGURE 37 , 38A View FIGURE 38 ); females with abdominal tergite 8 expanded laterally ( Figs 13B–C View FIGURE 13 , 31B–C View FIGURE 31 , 36B–C View FIGURE 36 , 42B–C View FIGURE 42 ) and S8 ventrally with a keel ( Figs 13D View FIGURE 13 , 31D View FIGURE 31 , 36D View FIGURE 36 , 42D View FIGURE 42 )..................................... Catostola View in CoL stat. rev. …3

2. Mystax entirely white ( Fig. 1A View FIGURE 1 ); hind femur with a subrectangular projection (sack-like), with short, stout macrosetae ( Fig. 2A–C View FIGURE 2 ); hind tibia curved ( Fig. 37B–C View FIGURE 37 ).................................. Ctenodontina mochica Lamas, 1973 ( Peru) View in CoL .

2’. Mystax white with a few black setae dorsally ( Fig. 4C–D View FIGURE 4 ); hind femur with 5 ventral projections (comb-like) with apical stout black teeth ( Figs 4A View FIGURE 4 , 7A–E View FIGURE 7 ); hind tibia sigmoid ( Fig. 7A–B, F View FIGURE 7 )...... Ctenodontina pectinatipes Enderlein, 1914 ( Colombia) View in CoL .

3. Hind femur of males with a ventral, small, rounded swelling with short, stout macrosetae ( Figs 14C View FIGURE 14 , 26 View FIGURE 26 , 37 View FIGURE 37 )............. 4

3’. Hind femur of males without ventral swelling ( Figs 9A View FIGURE 9 , 16A View FIGURE 16 , 17C View FIGURE 17 , 18A View FIGURE 18 , 27A View FIGURE 27 , 38A View FIGURE 38 )................................ 6

4. Femoral swelling shallow, inconspicuous and almost indistinct ( Figs 14C View FIGURE 14 , 32A View FIGURE 32 , 37 View FIGURE 37 ); epandrium only with a smooth indentation on its dorsal margin at mid-length ( Fig. 34E View FIGURE 34 ) or without indentation ( Fig. 15A–B, 15F View FIGURE 15 ); epandrial apex ending in a distal pointed process ( Figs 15A–B, F View FIGURE 15 , 34E View FIGURE 34 ); gonocoxite pointed with apex sickle-like shaped apically ( Figs 15G–H View FIGURE 15 , 35D–E View FIGURE 35 ).... 5

4’ Femoral swelling pronounced, conspicuous and distinct ( Figs 22A View FIGURE 22 , 26 View FIGURE 26 ); epandrium with a conspicuous indentation on its dorsal margin at mid-length ( Fig. 24E View FIGURE 24 ); epandrial apex rounded without apical distal process ( Fig. 24E View FIGURE 24 ); gonocoxite expanded and rounded apically ( Fig. 25D–E View FIGURE 25 ).............. Catostola maya ( Carrera & d’Andretta, 1953) View in CoL comb. rev. ( Peru and Bolivia).

5. Anterior margin of epandrium elongate, tapering towards apex ( Fig. 34E View FIGURE 34 ); dorsal epandrial margin with a gentle indentation dorsally at mid-length ( Fig. 34E View FIGURE 34 ); epandrium process long, very conspicuous apically with apical projection almost straight, only slightly curved downwards ( Fig. 34E View FIGURE 34 )... Catostola sagta ( Vieira, Ayala-Landa & Rafael, 2017) View in CoL comb. nov. ( Argentina).

5’ Anterior margin of epandrium not elongate, almost parallel length until epandrium mid-length ( Fig. 15A–B, F View FIGURE 15 ); dorsal epandrial margin without indentation, gently concave ( Fig. 15A–B, F View FIGURE 15 ); epandrium process small apically with apical projection curved downwards ( Fig. 15A–B, F View FIGURE 15 )....................................... Catostola carrerai Hull, 1958 View in CoL comb. rev. ( Peru).

6. Epandrium with finger-like projection placed dorsally ( Figs 11E View FIGURE 11 , 17D–E View FIGURE 17 , 20E View FIGURE 20 , 40E View FIGURE 40 ); cercus without macrosetae; subepandrial sclerite without ventral keel ( Figs 12H–I View FIGURE 12 , 17D–F View FIGURE 17 , 21H–I View FIGURE 21 , 41H–I View FIGURE 41 )................................................ 7

6’. Epandrium strongly excavated dorsally with finger-like projection placed ventrally ( Fig. 29E View FIGURE 29 ); cercus with short stout macrosetae at apex ventrally ( Fig. 30H–I View FIGURE 30 ); subepandrial sclerite with a ventral keel ( Fig. 30H View FIGURE 30 )....................................................................... Catostola nairae ( Vieira, 2012) View in CoL comb. nov. ( Ecuador, Brazil, Peru and Bolivia).

7. Hind femur entirely black ( Figs 18A View FIGURE 18 , 38A View FIGURE 38 )................................................................. 8

7’. Hind femur yellow with black distal third and with an anterodorsal black stripe fading proximally ( Figs 9A View FIGURE 9 , 16A View FIGURE 16 )......... 9

8. Epandrial finger-like projection slightly dilated sub-apically ( Fig. 20E View FIGURE 20 ); gonocoxite strongly narrowing sub-apically ( Fig. 21D– E View FIGURE 21 ); subepandrial sclerite without projections ventrally ( Fig. 21H–I View FIGURE 21 )........................................................................................... Catostola martini ( Fisher, 1992) View in CoL comb. nov. ( Mexico and Guatemala).

8’. Epandrial finger-like projection not dilated sub-apically, smoothly curved ( Fig. 40E View FIGURE 40 ); gonocoxite strongly narrowing at mid-length ( Fig. 41D–E View FIGURE 41 ); subepandrial sclerite with an Y-shaped inverted ventral projection ( Fig. 41H–I View FIGURE 41 )....................................................................................... Catostola indecisa View in CoL sp. nov. ( Costa Rica).

9. Epandrium strongly constricted at mid-length forming the epandrial finger-like projection, slightly longer than half of epandrial length ( Fig. 17D–E View FIGURE 17 ) with apex truncate ( Fig. 17D–E View FIGURE 17 ); S8 with mid-posterior projection constricted at base ( Fig. 17G View FIGURE 17 )......................................................... Catostola complicata ( James, 1953) View in CoL comb. nov. ( Honduras).

9’. Epandrium strongly constricted only sub-apically forming the epandrial finger-like projection with less than 1/3 of epandrial length ( Fig. 11E View FIGURE 11 ) with apex pointed ( Fig. 11E View FIGURE 11 ); S8 with mid-posterior projection without constriction at base ( Fig. 11D View FIGURE 11 )............................................... Catostola baleta ( Walker, 1849) View in CoL comb. nov. ( Colombia and Venezuela).