Allograpta nigripilosa ( Hull, 1944 )

Ramage, Thibault, Charlat, Sylvain & Mengual, Ximo, 2018, Flower flies (Diptera, Syrphidae) of French Polynesia, with the description of two new species, European Journal of Taxonomy 448, pp. 1-37 : 11-12

Allograpta nigripilosa ( Hull, 1944)

Figs 2C , 3 E–F

Xanthogramma nigripilosa Hull, 1944: 52 (holotype: ♂, BMNH; type locality: Tahiti, French Polynesia).

Differential diagnosis

Extremely similar to A. amphotera , but it has a different microtrichia pattern on the wings, as stated in the key.

Material examined

Holotype

FRENCH POLYNESIA: ♂, “ HOLOTYPE // XANTHOGRAMMA // nigropilosa // Hull ” [red], “Holo- // type” [round, red margin], “Society Is. // Tahiti. // 5.5.25 // L.E.Cheesman. // B.M.1925–464.” ( BMNH).

Paratypes

FRENCH POLYNESIA: 2 ♂♂, Society Islands, Raiatea, 29 May 1925, L.E. Cheesman leg. ( BMNH); 1 ♂, Tahiti, 5 May 1925, L.E. Cheesman leg. ( BMNH).

Other material

FRENCH POLYNESIA: Society Islands: 7 ♂♂, Raiatea, 29 May 1925, L.E. Cheesman leg. ( BMNH); 1 ♀, Raiatea, Opoa, Aratao, 2015, F. Jacq leg. ( ZFMK: ZFMK-DIP-00019705); 1 ♀, Moorea, Opunohu, Trois Cocotiers Trail, 17°33′00″ S, 149°50′15″ W, 420 m a.s.l., 2 Dec. 2006, Malaise trap, S. Charlat leg. ( ZFMK: symbiocode_03846, ZFMK-DIP-00046221); 1 ♂, Taha’a, Paripari, 16°35′20.29″ S, 151°31′47.16″ W, 30 m a.s.l., 29 Sep. 2012, T. Ramage leg. ( ZFMK: ZFMK-DIP-00019704); 1 ♂, Raiatea, 5 May 1925, L.E. Cheesman leg. ( BMNH); 1 ♀, Tahiti, 16 May 1925, LE. Cheesman leg. ( BMNH); 1 ♂, Tahiti, 9 Jul. 1925, L.E. Cheesman leg. ( BMNH); 1 ♀, Tahiti, Mount Marau, 17°36′08″ S, 149°33′42″ W, 970 m a.s.l., 31 Mar. 2007, Malaise trap, E. Claridge leg. ( SCL: symbiocode_04422); 2 ♂♂, Tahiti, Mont Marau, 1400 m a.s.l., 27 Aug. 2017, T. Ramage and F. Jacq leg. ( ZFMK: ZFMK- DIP-00026904, ZFMK DIP-00026905); 1♀,Tahiti,PapenooValley,Te Faaiti Natural Park, 17°35′34.96″S, 149°26′32.37″ W, 296 m a.s.l., Malaise trap, 11 Jun. 2018, F. Jacq leg. ( CTR).

Geographical distribution

French Polynesia (Society Islands).

Status in French Polynesia

Endemic.

Flowers visited

No records.

Genetics

The GenBank accession numbers for this species are: 28S gene ( MF446468 , specimen ZFMK- DIP-00019705), 18S gene ( MF446423 , specimen ZFMK-DIP-00019705), protein-coding COI gene ( MF446518 , specimen ZFMK-DIP-00019705; MF446520 , specimen ZFMK-DIP-00019704). The BOLD Process ID for the DNA barcodes (5′– COI) for this species is SYC4342-14 (= GenBank accession number KX 051597 , specimen symbiocode_04422). The Barcode Index Number ( BIN) for these specimens is BOLD:AAZ6685 (https://doi.org/10.5883/BOLD:AAZ6685).

References

Hull 1944: 52 (description); Vockeroth 1969: 130 (list); Thompson 1989: 16 (cit.); Thompson & Vockeroth 1989: 441 (catalogue); Mengual et al. 2009: 15 (list).

Remarks

See Remarks under A. amphotera .

Figures

Fig. 2. A. Allograpta amphotera (Bezzi, 1928), holotype, ♂, dorsal view. B. Allograpta jacqui Mengual & Ramage sp. nov., holotype, ♂ (ZFMK-DIP-00019707), dorsal view. C. Allograpta nigripilosa (Hull, 1944), ♂, dorsal view (photograph by F. Jacq). D. Ischiodon scutellaris (Fabricius, 1805), ♂ (ZFMK- DIP-00019713), dorsal view. Scale bars = 1 mm.

Fig. 3. A–B. Allograpta amphotera (Bezzi, 1928), holotype, ♂. A. Lateral view. B. Frontal view. C–D. Allograpta jacqui Mengual & Ramage sp. nov., holotype, ♂, (ZFMK-DIP-00026906). C. Lateral view. D. Frontal view. E–F. A. nigripilosa (Hull, 1944), ♂ (photographs by F. Jacq). E. Lateral view. F. Frontal view. G–H. Ischiodon scutellaris (Fabricius, 1805), ♂ (ZFMK-DIP-00019713). G. Lateral view. H. Frontal view. Scale bars = 1 mm.