South American Coccinellidae (Coleoptera), Part XIX: Overview of Cryptognathini and systematic revision of South American Cryptognatha Mulsant
Author
F, Guillermo González
Author
Hanley, Guy A.
Author
Gordon, Robert D.
text
Insecta Mundi
2019
2019-06-28
714
714
1
32
journal article
10.5281/zenodo.3674855
ac53680f-6358-4d6b-8880-ccf3dd73297e
1942-1354
3674855
F9BABD1C-B18B-47FD-9B87-F44C49FD9D30
15.
Cryptognatha shelia
González and Hanley
,
new species
Description. Male
holotype
.
Length
2.6 mm
, width
1.5 mm
. Dorsal surface slightly dull, with distinct microsculpture. Color dark brown; head yellow; pronotum with narrow anterior border, lateral 1/4 yellow (
Fig. 82
); venter entirely yellow. Head without punctures; pronotal punctures small, separated by a diameter or less; elytral punctures slightly larger than on pronotum, separated by a diameter or less, becoming gradually larger toward lateral margin; prosternal punctures large, indistinct, mesosternal punctures large, separated by less than a diameter, nearly contiguous, metasternal punctures large, separated by two or three times a diameter medially, absent in lateral 1/3; basal abdominal ventrite with coarse punctures separated by about a diameter medially, lateral 1/3 of ventrite lacking punctation, ventrites 2–4 finely punctured, punctures separated by about a diameter, ventrite 5 with dense, fine punctation. Head with frons parallel-sided, medially depressed, three times as wide as eye, apex truncate medially, lateral 1/8 slightly retracted, angle acute (
Fig. 83
); eye canthus long, about 3/4 width of eye. Prosternum with lateral carina on each side extended from apex of intercoxal process 1/2 distance to apex of prosternum, curved laterally. Epipleuron strongly descending externally. Postcoxal line on basal abdominal ventrite evenly curved, extended 3/4 distance to rear margin of ventrite. Genitalia elongate, penis guide about as long as paramere, oval, sides parallel in basal 3/4, curved to rounded apex in anterior 1/4; paramere long, slender, narrow in basal 1/3, widened to rounded apex in apical 2/3 (
Fig. 84, 85
); penis lost.
Female.
Similar to male except head brown, pronotum brown with anterior 1/4 yellowish brown; genitalia lost.
Variation.
Length
2.6 to 2.7 mm
, meso- and metasternum vary from yellow to dark brown.
Type material.
Holotype
male;
Bahia
Brazil
. (
USNM
)
.
Paratypes
, 2, same data as
holotype
except
1 paratype
with additional label “
Cryptognatha pudibunda
Muls.
” Ch’28. (
USNM
).
Remarks.
Cryptognatha shelia
differs from similar black or dark brown species by a slightly larger size, the male pronotum with a yellow anterior border, and distinctive male genitalia.