An illustrated guide to lady beetles (Coleoptera: Coccinellidae) of the Indian Subcontinent. Part 1. Tribe Coccinellini
Author
POORANI, J.
text
Zootaxa
2023
2023-08-18
5332
1
1
307
http://dx.doi.org/10.11646/zootaxa.5332.1.1
journal article
264199
10.11646/zootaxa.5332.1.1
66e0ec51-d494-43d4-965e-a2cd1462ef54
1175-5326
8261502
424F7439-4095-46A5-93E3-C4130E3B6D9A
Calvia explanata
Poorani
(
Figs 34
,
35
)
Calvia explanata
Poorani, 2014
(
Holotype
male, NBAIR; Type locality:
Sikkim
).
Diagnosis.
Form broad oval to circular, dorsum glabrous, convex.Adult beetle lemon green when alive (
Fig. 34c–f
), dead specimens pale yellow (
Fig. 35a–c
); similar to
C. albida
in having a yellowish-white mottled pattern on a greenish or lemon-yellow background, but can be distinguished by its distinctly broader, almost circular body outline with explanate elytral margins. Abdominal postcoxal line very short, incomplete (
Fig. 35d
). Male genitalia (
Fig. 35e–h
) and spermatheca (
Fig. 35i
) as illustrated.
FIGURE 34.
Calvia explanata
Poorani
, life stages: a, b. pupa; c, d. teneral adult; e, f. mature adult.
Immature stages.
Pupa (
Fig. 34a, b
) with yellow and green pattern as illustrated; teneral adult with weak whitish mottled pattern (
Fig. 34c, d
), mature adult (
Fig. 34e, f
) lime green with small creamy whitish elytral spots and a narrow, reddish pink sutural stripe.
Distribution.
India
(
Manipur
,
Sikkim
,
Tripura
,
West Bengal
);
Nepal
.
Prey / Associated habitat.
Collected on
Alnus
sp.
in association with aphids (label data);
Taoia indica
(Ghosh & Raychaudhuri)
.
FIGURE 35.
Calvia explanata
Poorani
: a. adult, dorsal view; b. adult, frontal view; c. adult, lateral view; d. abdominal postcoxal line; e–h. male genitalia: e. tegmen, lateral view; f. tegmen, ventral view; g. penis; h. penis apex; i. female genitalia.
Note.
This species resembles
C. albida
in coloration and the mottled elytral pattern but has a much broader, almost circular outline with distinctly explanate elytra and the genitalia also are distinct. See Poorani (2014) for detailed description and illustrations.