Aulacus Jurine, 1807

Santos, Eduardo Fernando Dos & Mazariegos, Luis A., 2024, A new species and a new record of Aulacus Jurine (Hymenoptera, Aulacidae) from the North Andean block with a key to Colombian species, Zootaxa 5497 (2), pp. 285-291 : 286

Aulacus Jurine, 1807

Aulacus Jurine 1801: 163 . Nomen nudum.

Aulacus Jurine 1807: 89 .

Type species: Aulacus striatus Jurine by monotypy.

Disphaeron Dahlbom 1837: 175 .

Type species: Aulacus arcticus Dahlbom 1837 by monotypy. Synomized by Hedicke 1939: 18.

Pammegischia Provancher 1882: 302 .

Type species: Pammegischia burquei Provancher , by monotypy. Synomized by Kieffer 1902.

Parafoenus Kieffer 1910: 350 . No species included.

Type species: Parafoenus formosus Kieffer 1911: 213 , 215, by subsequent monotypy. Synomized by Townes 1950.

Neuraulacinus Kieffer 1910: 350 . No species included.

Type species: Neuraulacinus braconiformis Kieffer 1911: 217 , by subsequent designation. Synomized by Townes 1950.

Micraulacinus Kieffer 1910: 350 . No species included.

Type species: Micraulacinus elegans Kieffer 1911:214 , 219, by subsequent monotypy. Synomized by Townes 1950.

Disaulacinus Kieffer 1910: 350 . No species included.

Type species: Disaulacinus flavimanus Kieffer 1911: 214 , 224, by subsequent monotypy. Synomized by Crosskey 1953: 759.

Pycnaulacus Cushman 1929: 17 .

Type species: Pycnaulacus brevicaudus Cushman , by original designation. Synomized by Townes 1950.

Key to Species of Aulacus from Colombia

1. Fore wing hyaline with a narrow central black band and apical black spot....................... amazonicus (Roman)

- Fore wing hyaline, at most with an apical black spot ( Fig. 1 )................................................... 2

2. Mesonotum with transverse carinae ( Fig. 2E )............................................................... 3

- Mesonotum punctuate, without transverse carinae........................................................... 4

3. Mesosoma black ( Fig. 1 )............................................................... costaricensis Smith

- Mesosoma reddish-orange ( Fig. 2A, 2D, 2E ).................................................... gracielae n. sp.

4. Body yellowish; vertex short—in dorsal view, distance from the central ocellus to the vertex edge less than 0.8 × the ocular distance at the posterior ocellary line; mesonotum shining, with large scattered punctures................ ochreus Smith

- Body mostly black; vertex elongate—in dorsal view, distance from the central ocellus to the vertex edge more than 1 × the ocular distance at the posterior ocellary line; mesonotum dull, rugose, hairy and with closely set punctures.. cephalus Smith

Figures

FIGURE 1: Lateral habitus of Aulacus costaricensis Smith, female.

FIGURE 2: Aulacus gracielae Santos & Mazariegos sp. n., female; A, lateral habitus; B, head in dorsal view; C, head in frontal view; D, head and mesosoma in lateral view; E, mesosoma in dorsal view.