Amasa Lea, 1894

Sittichaya, Wisut & Smith, Sarah M., 2022, New species and new records of Amasa Lea, 1894 ambrosia beetles from Thailand (Coleoptera: Curculionidae: Scolytinae: Xyleborini), Zootaxa 5196 (2), pp. 197-210 : 198

publication ID

https://doi.org/ 10.11646/zootaxa.5196.2.2

publication LSID

lsid:zoobank.org:pub:8107F44A-C50A-43BB-9D28-0E990E8AA0FC

DOI

https://doi.org/10.5281/zenodo.7231803

persistent identifier

https://treatment.plazi.org/id/03B387EC-1E26-FFB7-FF54-FCA8FE31D232

treatment provided by

Plazi

scientific name

Amasa Lea, 1894
status

 

Amasa Lea, 1894 View in CoL

Amasa Lea, 1894: 322 View in CoL .

Pseudoxyleborus Eggers, 1930: 206 View in CoL . Wood 1984: 223.

Anaxyleborus Wood, 1980: 90 View in CoL . Wood 1983: 647.

Type species. Amasa thoracica Lea, 1894 View in CoL = Tomicus truncatus Erichson, 1842 View in CoL

Diagnosis. Length 1.9−5.4 mm, 1.8−3.4× as long as wide. Amasa are distinguished by the truncate declivity, margined with a circumdeclivital ring; declivital face with three striae; antennal club flattened, typically type 4 with club sutures sinuate, two sutures visible on posterior face or rarely without sutures, type 5; protibiae typically slender, inflated and granulate on posterior face (rarely distinctly triangular or unarmed); anterior margin of pronotum with a row of serrations; scutellum flat, flush with elytral surface; procoxae contiguous or narrowly separated, rarely moderately separated; mycangial tufts absent; eyes deeply emarginate or rarely completely divided.

Similar genera: Xylosandrus Reitter , Cyclorhipidion Hagedorn , Pseudowebbia Browne , Truncaudum Hulcr & Cognato , and Webbia Hopkins.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Curculionidae

SubFamily

Scolytinae

Loc

Amasa Lea, 1894

Sittichaya, Wisut & Smith, Sarah M. 2022
2022
Loc

Anaxyleborus

Wood, S. L. 1983: 647
Wood, S. L. 1980: 90
1980
Loc

Pseudoxyleborus

Wood, S. L. 1984: 223
Eggers, H. 1930: 206
1930
Loc

Amasa

Lea, A. M. 1894: 322
1894
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