Coenomorpha Dallas,
1851
Coenomorpha
Dallas, 1851: 153, 191.
Chipatula
Distant, 1898: 310, 312. (syn. by Schouteden, 1905)
Type Species:
Coenomorpha:
Halys nebulosa Burmeister, 1835, by subsequent designation (Kirkaldy, 1909).
Chipatula: Chipatula typica Distant, 1898, by indication.
Tribal Placement: This genus has
always been considered as a member of the Halyini.
Included Species:
agilis (Schouteden, 1904)
ampla Bergroth, 1917
bergrothi Haglund, 1894
charon Linnavuori, 1982
crassa Distant, 1899
implexa Distant, 1889
insubida (Germar, 1838)
nebulosa (Burmeister, 1835)
nervosa Dallas, 1851
schioedtei Bergroth, 1893
splendidula Distant, 1898
tibialis (Walker, 1867)
variegata usambarica Schouteden, 1910
variegata variegata (Palisot de Beauvois, 1807)
viridimaculata Villiers, 1967
Comments:
Key to some of the species of Coenomorpha
1
Head elongate, about 1.21 times as long as broad, juga sharp apically;
antennae appearing short; hemelytral membrane grayish brown, veins brown
(South Africa) |
nervosa Dallas |
-
Head much shorter and broader, blunter apically; antennae long and
gracile; membrane and veins usually uniformly brown (except in
bergrothi and schiodtei interruptevenosa) |
2 |
|
|
2(1)
Body remarkably elongate; base of scutellum strongly swollen; pale areas
of under surface of thorax finely and remotely punctate; venter, except in
green spots, nearly impunctate |
bergrothi Haglund |
-
Body broad; base of scutellum only slightly elevated; under surface of
thorax and at least sides of venter distinctly punctate |
3 |
|
|
3(2)
Very dark; head dark reddish brown, very densely and uniformly punctate;
lateral margins of pronotum blackish with only tips of humeral angles
reddish brown |
charon Linnavuori |
-
Pale, distinctly variegated species; head more or less irregularly
punctate |
4 |
|
|
4(3)
Venter indistinctly sulcate; antennal segments 2-4 uniformly black; first
and fifth joints yellowish brown |
tibialis (Walker) |
–
Venter with distinct median sulcus; antennal segments 2-4 not uniformly
black |
5 |
|
|
5(4) Fourth
antennal segment black with whitish base; veins of membrane usually
variegated with fuscous patches |
schiodtei Bergroth |
–
Fourth antennal segment black with pale middle ring; membrane and veins
always uniformly brown |
6 |
|
|
6(5) Lateral
margins of pronotum totally pale; entire venter punctate with brown |
variegata (Palisot de Beauvois) |
–
Basal part of lateral margins of pronotum black; middle of venter largely
impunctate or provided with very obsolete concolorous punctures (South
Africa) |
nebulosa (Burmeister) |
Species not included in the key:
agilis (Schouteden, 1904) - Tanzania
ampla Bergroth, 1917 - Angola
crassa Distant, 1899 - Malawi, Zambia, Zimbabwe
implexa Distant, 1889 - Zimbabwe
insubida (Germar, 1838) - South Africa
splendidula Distant, 1898 - Malawi, Tanzania
viridimaculata Villiers, 1967 - Congo
References:
David A. Rider
Associate Professor of Entomology
North Dakota State University
202 Hultz Hall
Fargo, ND 58105
E-Mail: David.Rider@ndsu.nodak.edu
Published by the Department of
Entomology
Prospective students may schedule a visit by calling 1-800-488-NDSU.
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