Leptoxyleborus machili
Leptoxyleborus machili lateral; R.K. Osborn |
Leptoxyleborus machili dorsal; R.K. Osborn |
Leptoxyleborus machili declivity; R.K. Osborn |
Leptoxyleborus machili frontal; R.K. Osborn |
Taxonomic history
Xyleborus machili Niisima, 1910: 14.
Ancipitis machili (Niisima): Smith et al., 2018b: 393.
Leptoxyleborus machili (Niisima): Smith et al. 2020b: 279.
Synonyms
Xyleborus depressus Eggers, 1923: 190. Smith et al., 2018b: 393.
Xyleborus kojimai Murayama, 1936: 143. Smith et al., 2018b: 393.
Xyleborus sejugatus Schedl, 1942a: 188. Wood, 1989: 175.
Diagnosis
1.9−2.1 mm long (mean = 1.99 mm; n = 5); 2.22−2.53 times as long as wide. The species is readily distinguished by its small size and declivitaldeclivital:
pertaining to the elytral declivity
interstriae bearing uniseriate short, semi-erect scales; and posterolateralposterolateral:
relating to end of the side part/portion
declivitaldeclivital:
pertaining to the elytral declivity
margin costate, never carinate.
May be confused with
Ancipitis puer and Leptoxyleborus sordicauda
Distribution
China (Jiangxi, Yunnan), Indonesia (Sumatra), Japan, East & West Malaysia, Solomon Islands, Thailand
Host plants
polyphagous (Browne 1961bBrowne 1961b:
Browne FG. 1961b. The biology of Malayan Scolytidae and Platypodidae. Malayan Forest Records 22: 1-255., Ohno 1990Ohno 1990:
Ohno S. 1990. The Scolytidae and Platypodidae (Coleoptera) from Borneo found in logs at Nagoya port 1. Research Bulletin of the Plant Protection Service, Japan 26: 83-94., Ohno et al. 1988Ohno et al. 1988:
Ohno S, Yoshioka K, Yoneyama K, Nakazawa H. 1988. The Scolytidae and Platypodidae (Coleoptera) from Solomon Islands, found in logs at Nagoya port, I. Research Bulletin of the Plant Protection Service, Japan 24: 91-95.)
DNA data
Sequences available for COI and CAD.
COI: HM064091
CAD: HM064272