Cnestus testudo (Eggers, 1939)

Smith, Sarah M., Beaver, Roger A. & Cognato, Anthony I., 2020, A monograph of the Xyleborini (Coleoptera, Curculionidae, Scolytinae) of the Indochinese Peninsula (except Malaysia) and China, ZooKeys 983, pp. 1-442 : 1

publication ID

https://dx.doi.org/10.3897/zookeys.983.52630

publication LSID

lsid:zoobank.org:pub:7DED4CE2-934C-4539-945F-758930C927F9

persistent identifier

https://treatment.plazi.org/id/9CBE2F9E-24C0-21D2-4228-44980F13B9FF

treatment provided by

ZooKeys by Pensoft

scientific name

Cnestus testudo (Eggers, 1939)
status

 

Cnestus testudo (Eggers, 1939) Fig. 34E, F, I View Figure 34

Xyleborus testudo Eggers, 1939b: 116.

Xylosandrus testudo (Eggers): Wood and Bright 1992: 801.

Cnestus testudo (Eggers): Dole and Cognato 2010: 532.

Type material.

Lectotype (NMNH), paratypes (TARI, 3).

Diagnosis.

4.2-4.4 mm long (mean = 4.31 mm; n = 5); 1.54-1.62 × as long as wide. This species is distinguished by the presence of a mesonotal mycangial tuft on the pronotal base; elytral disc short, 3 × scutellum length; declivity obliquely truncate; pronotum type 1 when viewed dorsally; antennal club type 2, with two sutures visible on posterior face; antennal funicle 4-segmented; protibiae distinctly triangular; procoxae narrowly separated; declivital posterolateral margin weakly carinate from apex to declivital base along interstriae 7; declivital interstriae granulate, setose with recumbent ground vestiture and a median row of long erect hair-like setae; declivital striae 1 impressed; discal punctures dense, confused; and uniformly pitch black or piceous colored body with brown legs and antennae.

Similar species.

Cnestus ater , C. gravidus , C. improcerus , C. mutilatus .

Distribution.

China (Yunnan), Laos, Taiwan, Thailand, Vietnam.

Host plants.

Unknown.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Curculionidae

Genus

Cnestus

Loc

Cnestus testudo (Eggers, 1939)

Smith, Sarah M., Beaver, Roger A. & Cognato, Anthony I. 2020
2020
Loc

Xylosandrus testudo

Wood & Bright 1992
1992
Loc

Xyleborus testudo

Eggers 1939
1939