Mycotretus lesueuri ( Chevrolat, 1835 )

Pecci-Maddalena, Italo Salvatore de Castro, Lopes-Andrade, Cristiano & Skelley, Paul, 2023, Catalogue of Mycotretus Lacordaire, 1842 (Coleoptera: Erotylidae: Tritomini): an annotated, illustrated and historical approach, European Journal of Taxonomy 876 (1), pp. 1-182 : 23-24

12. Mycotretus lesueuri ( Chevrolat, 1835)

Erotylus lesueuri Chevrolat, 1835: 175 , fasc. 8. Type locality: “Bocadelmonte” [Boca del Monte, in the state of Veracruz, Mexico].

Mycotretus savignyi Lacordaire, 1842: 156 . Type locality: “ Colombie ” syn. nov. ( Fig. 36C ).

Mycotretus lesueuri – Lacordaire 1842: 155. — Crotch 1876: 455. — Gemminger & Harold 1876: 3693. — Gorham 1888: 59. — Kuhnt 1909: 73; 1911: 50. — Deelder 1942: 88. — Blackwelder 1945: 466. — Alvarenga 1994: 28. — Skelley & Goodrich 1994: 129. — Skelley 1998b: 17. — Pecci-Maddalena & Lopes-Andrade 2018b: 21. — Pecci-Maddalena et al. 2021a: 955.

Mycotretus savignyi – Crotch 1873b: 145; 1876: 455. — Gemminger & Harold 1876: 3695. — Gorham 1888: 60. — Kuhnt 1909: 72; 1911: 53. — Deelder 1942: 89. — Mader 1942: 172; 1951: 212. — Blackwelder 1945: 467. — Guérin 1948: 20. — Alvarenga 1994: 34. — Skelley 1998b: 17. — McHugh & Chaboo 2015: 278.

Primary type

Lectotype, here designated ( Fig. 3F )

MEXICO • “TYPE [blue label, printed] \ TYPE. [printed], lesueuri Ch [handwritten] \ LECTOTYPE [printed], Erotylus lesueuri Chevrolat, 1835 [red label, handwritten] \ Mycotretus lesueuri (Chevrolat) [handwritten], det. I. Pecci-Maddalena 2017 [printed]”; UMZC.

Other specimens examined

Paralectotype

MEXICO • 1 spec.; “ Chevr. [printed] \ PARATYPE [blue label, printed] \ PARALECTOTYPE [printed], Erotylus lesueuri Chevrolat, 1835 [yellow label, handwritten] \ Mycotretus lesueuri (Chevrolat) [handwritten], det. I. Pecci-Maddalena 2017 [printed]”; 1 specimen ( UMZC) “mex. [handwritten]”; UMZC.

Additional material

BRAZIL • 1 spec.; “Braz [handwritten]”; UMZC .

MEXICO • 1 ♀ (dissected); BMNH • 1 spec.; “ Toxpam [handwritten] Mexico. Salle Coll. [printed] \ 2405 [printed] \ B.C.A., Col.,VII. Mycotretus lesueuri . [printed] \ Mycotretus lesueuri Chev apud Sallé [handwritten]”; UMZC • 1 ♀ (dissected); “ Mexico. Salle Coll. [printed] \ Toxpam [printed] \ B.C.A., Col.,VII. Mycotretus lesueuri . [printed] \ Mycotretus lesueuri Chev apud Sallé [handwritten]”; BMNH • 1 ♂ (dissected); “red label [unwritten] \ M. lesueuri Chev [handwritten] \ MUSEUM PARIS AMÉRIQUE CENTRALE (Coll du [?] Biol Central Amer) Godman 1908 [printed] \ Jalapa , Mexico. Hoege . [printed]”; MNHN • 1 ♀ (dissected); “Coleção M. Alvarenga [printed] \ Homeotipo [red label, printed] \ Coatepec, Ver. [handwritten] \ Mycotretus lesueuri Chevr. [handwritten] \ 1655 [printed] \ Comparado com tipo [printed] Erotylus lesueuri Chevr., 1835 [handwritten] M. Alvarenga det. 1971 [printed] \ Mycotretus lesueuri Coat. Chev. [handwritten] \ DZUP 132756 [printed]”; DZUP • 1 ♂ (dissected); “ Apaneco , Ahuachapau , El Salvador, 16.VII. 1959, J. Bechyné [handwritten] \ DZUP 132757 [printed]”; DZUP • 1 ♂ (dissected); “Coleção M. Alvarenga [printed] \ I. [?] San Vicente Finca Lapaz El Salvador 3.VIII. 1959 [?] J. Bechyne [handwritten] \ 1653 [printed] \ lesueuri [?] Chevr. [handwritten] \ Homeotipo [red label, printed] \ lesueuri Chevr. 1835 [handwritten]”; MNRJ • 1 ♂ (dissected); “[red label, unwritten] \ M. savignyi [handwritten] \ MUSEUM PARIS AMÉRIQUE CENTRALE (Coll du [?] Biol Central Amer) Godman 1908 [printed] \ V. de Chiriqui, 25–4000 ft. Champion [printed]”; MNHN • 1 ♂ (dissected); “292, 39 [disc-shaped label, handwritten]”; MNHN • 1 spec.; “ D. Lebas. [green label, handwritten]”; MRSN.

Distribution

Mexico, El Salvador, Colombia, North Brazil.

Remarks

The unique clear-cut difference between M. lesueuri and M. savignyi is the colour of the legs, which is black in the former and reddish-brown in the latter. There is no detectable morphological difference.

Figures

Fig. 36. Lacordaire specimens cont. C–F. Primary types (dorsal, labels). A–A’. Specimen of Mycotretus rufilabris (Lacordaire, 1842) from the Alvarenga collection (MNRJ, Brazil). B–B’. Specimen of M. sannio Lacordaire, 1842 from the Crotch collection (UMZC, UK). C–C’. Lectotype of M. savignyi Lacordaire, 1842. D–D’. Lectotype of M. scalaris Lacordaire, 1842. E–E’. Lectotype of M. scitulus Lacordaire, 1842. F–F’. Lectotype of M. sexoculatus sexoculatus Lacordaire, 1842. Scale bars: A = 0.5 mm; B–F = 1 mm.

Fig. 3. Primary types (dorsal, labels). A–A’. Holotype of Mycotretus tucuriensis Alvarenga, 1983. B–B’. Lectotype of M. centralis Arrow, 1909. C–C’. Lectotype of M. distinguendus Arrow, 1909. D–D’. Holotype of M. nigromanicatus Boyle, 1954. E–E’. Lectotype of M. nubifer Casey, 1916. F–F’. Lectotype of M. lesueuri (Chevrolat, 1835). Scale bars = 1 mm.