A review of the natural history of adult Cetoniinae (Coleoptera: Scarabaeidae) from Argentina and adjacent countries
Author
Iorio, Osvaldo Di
text
Zootaxa
2014
3790
2
281
318
journal article
45960
10.11646/zootaxa.3790.2.3
8ff9faf9-ab63-4136-98bf-8bd3a868f5b8
1175-5326
250073
2817E185-8CD2-490F-A35D-3240CB05915A
Gymnetis pudibunda
Burmeister, 1866
Figs. 9–18
(natural history)
Gymnetis pudibunda
Burmeister, 1866
:
Hayward 1942
: 14
(natural history);
Willemstein 1978
: 27
(distribution, natural history, reference).
Paragymnetis pudibunda
Burmeister
:
Hayward 1960
: 24
(natural history);
Di
Iorio 2003
: 180
(catalog, distribution, natural history);
Di
Iorio 2004a
: 184
(catalog, natural history, references).
Paragymnetis flavomarginata pudibunda
Burmeister
:
Turienzo &
Di
Iorio 2008
: 29
(predator).
Literature food record.
ARGENTINA
: Tucumán: locality not stated, “in adult stage feeding leaves of a leguminous plant” (translated from Spanish) (
Hayward 1942
,
1960
); Leguminosae (
Willemstein 1978
).
New food records.
ARGENTINA
: Chaco: San Bernardo, no date, P. de Maczezuk leg., 2 exx. (ODIC), feeding on ripened figs,
Ficus carica
, on the plant; Entre Ríos: Paraná, on fruits of
Prunus domestica
and
Pyrus communis
(M.L. Ríos de Saluso, personal observation); Buenos Aires: Grand Bourg,
30-XII-2009
,
Di
Iorio leg., 1 ex. (ODIC), feeding on pollen of a male cone of
Cycas revoluta
(Cycadaceae)
; José C. Paz, summer
2010–2011
, 1 ex., feeding on an ripened “black fig”,
Ficus carica
, on the plant (
Figs. 17–18
); Reserva Ecológica de Vicente López,
7- I-2012
, 1 ex., photograph by Rocío González (
Fig. 15
),
XII-2012
to
I-2013
, L. Damer &
Di
Iorio leg., 15 exx. (ODIC) (
Table 1
), feeding on sap from larval and adult galleries of
Megaplatypus mutatus
(Chapuis, 1825)
(
Coleoptera
:
Platypodidae
) in boles of
Salix humboldtiana
(Salicaceae)
(
Figs. 9–14, 16
); without locality and date, 1 ex., feeding on “white figs” (
Fig. 19
).
FIGURES 13–16.
Gymnetis pudibunda
feeding on sap from adult and larval galleries of
Megaplatypus mutatus
(
Coleoptera
:
Platypodidae
) on the bole of
Salix humboldtiana
(Reserva Ecológica de Vicente López, Buenos Aires,
Argentina
): Fig. 13, adult gallery (see the air bubbles located in the entrance of the gallery), together with
Compsocerus violaceous
(
Coleoptera
:
Cerambycidae
) (photograph by Lucas Damer, 17 December 2012); Fig. 14, larval gallery, 21 December 2012; Fig. 15, adult gallery together with ants (photograph by Rocío Gonzalez, 7 January 2012); Fig. 16, adult gallery together with
G. chalcipes
and
C. violaceus
, 2 January 2013.
Note.
A first male cone of
Cycas revoluta
, produced in the summer
2009–2010
, was visited by
G. pudibunda
alone. A second male cone, produced in the summer
2012–2013
, was visited only by
Retrachydes thoracicus
(Olivier, 1789)
(
Coleoptera
:
Cerambycidae
),
16-I-2013
, one female (ODIC). Only one male plant of
C. revoluta
is known in the country, located in the Instituto Nacional de Tecnología Agropecuaria at Castelar, province of Buenos Aires. The plant examined here constitutes the second male known in the country.
Bait-traps.
ARGENTINA
: Entre Ríos: Liebig, I–
II-1997, 30
exx., feeding in banana bait-traps (
Di
Iorio 2003
),
10-I-1997
,
Di
Iorio leg., 1 ex. (ODIC), feeding in banana bait-trap; Ibicuy, I–
II-2012
, C. Ufor leg., 2 exx. (CUJCP), 2 exx. (ODIC), feeding in banana bait-traps; Capital Federal: Agronomía, A. Fortino leg.,
19-XII-2011
, 2 exx. (AFBA),
2-I-2012
, 1 ex. (AFBA),
I-2013, 12
exx. (AFBA), in banana bait traps; Ciudad Universitaria, summer
2010–2011
,
Di
Iorio leg., 93 exx. (ODIC) (
Table 1
),
XII-2012, 4
exx. (ODIC), in banana bait-traps (
Table 1
).
Predator.
Anumbius annumbi
(Vieillot, 1817)
(Aves:
Furnariidae
)
ARGENTINA
: Buenos Aires: Campo de Mayo,
5-II-2006
, Turienzo &
Di
Iorio leg., apical fragment of left elytron inside a nest (
Turienzo &
Di
Iorio 2008
), see in Discussion: Adult predators.