New combinations in Raffaelea, Ambrosiella, and Hyalorhinocladiella, and four new species from the redbay ambrosia beetle, Xyleborus glabratus

Mycotaxon ◽  
2010 ◽  
Vol 111 (1) ◽  
pp. 337-361 ◽  
Author(s):  
T.C. Harrington ◽  
D.N. Aghayeva ◽  
S.W. Fraedrich
2014 ◽  
Vol 40 (4) ◽  
pp. 355-362 ◽  
Author(s):  
Emily H. Kuhns ◽  
Xavier Martini ◽  
Yolani Tribuiani ◽  
Monique Coy ◽  
Christopher Gibbard ◽  
...  

2011 ◽  
Vol 37 (9) ◽  
pp. 932-942 ◽  
Author(s):  
Paul E. Kendra ◽  
Wayne S. Montgomery ◽  
Jerome Niogret ◽  
Jorge E. Peña ◽  
John L. Capinera ◽  
...  

2012 ◽  
Vol 95 (3) ◽  
pp. 783-787 ◽  
Author(s):  
J. E. Peña ◽  
D. Carrillo ◽  
R. E. Duncan ◽  
J. L. Capinera ◽  
G. Brar ◽  
...  

PLoS ONE ◽  
2014 ◽  
Vol 9 (7) ◽  
pp. e102086 ◽  
Author(s):  
Paul E. Kendra ◽  
Wayne S. Montgomery ◽  
Jerome Niogret ◽  
Grechen E. Pruett ◽  
Albert E. Mayfield ◽  
...  

Plant Disease ◽  
2008 ◽  
Vol 92 (6) ◽  
pp. 976-976 ◽  
Author(s):  
A. E. Mayfield ◽  
J. A. Smith ◽  
M. Hughes ◽  
T. J. Dreaden

Laurel wilt is a vascular disease of redbay (Persea borbonia (L.) Spreng.) and other plants in the family Lauraceae in the southeastern United States. It is caused by a fungus (Raffaelea sp.) that is vectored by a non-native insect of Asian origin, the redbay ambrosia beetle (Xyleborus glabratus Eichhoff) (1). Since the initial detection of the redbay ambrosia beetle near Savannah, GA in 2002, laurel wilt has caused widespread mortality of redbay in Georgia, South Carolina, and Florida (1). In September 2007, an avocado (Persea americana Mill.) tree planted approximately 10 years earlier in a residential neighborhood in Jacksonville, FL was discovered to be infected with laurel wilt. The crown was in various stages of decline, including upper branches that were dead and leafless, those with wilted and drooping foliage, and those with healthy foliage. Removal of bark from wilted branch sections revealed black-to-brown streaks of discoloration in the sapwood and a few ambrosia beetle holes from which the discoloration extended into the adjacent wood. A Raffaelea sp. was isolated from discolored wood samples by surface sterilizing wood chips by submersion in a 5% sodium hypochlorite solution for 30 s and plating them on cycloheximide streptomycin malt agar (2). Small subunit (18S) sequences from the rDNA were amplified by PCR and sequenced with primers NS1 and NS4 (3). BLASTn searches revealed homology to Raffaelea sp. C2203 (GenBank Accession No. EU123076, 100% similarity, e-value of 0.0, and a total score of 1,886), which is known to be the causal agent of laurel wilt (1). The small-subunit rDNA sequence for this isolate has been deposited into GenBank and has been assigned accession No. EU257806. Pathogenicity of the laurel wilt pathogen on Persea spp. in growth chamber trials has been previously demonstrated (1). Laurel wilt is of concern to the commercial avocado industry and is a potential threat to the Lauraceae elsewhere in the Americas. References: (1) S. W. Fraedrich et al. Plant Dis. 92:215, 2008. (2) T. C. Harrington. Mycologia 73:1123, 1981. (3) T. J. White et al. Page 315 in: PCR Protocols, a Guide to Methods and Applications. M. A. Innis et al., eds. Academic Press, San Diego, CA, 1990.


2015 ◽  
Vol 41 (7) ◽  
pp. 613-621 ◽  
Author(s):  
Xavier Martini ◽  
Marc A. Hughes ◽  
Jason A. Smith ◽  
Lukasz L. Stelinski

ZooKeys ◽  
2021 ◽  
Vol 1074 ◽  
pp. 191-214
Author(s):  
Wisut Sittichaya ◽  
Sarah Smith ◽  
Roger A. Beaver ◽  
Narit Thaochan

Microperus Wood, 1980 ambrosia beetles in Thailand are reviewed. Four species, M. bidentatussp. nov., M. bucolicussp. nov., M. globodeclivissp. nov., and M. serratussp. nov. are described. Four new combinations are given: Microperus armaticeps (Schedl, 1942) comb. nov., Microperus exsculptus (Eggers, 1927) comb. nov., Microperus pedellus (Schedl, 1969) comb. nov., and Microperus spicatulus (Browne, 1986) comb. nov., stat. res., all from Xyleborus. Two new synonyms are proposed: Microperus cruralis (Schedl, 1975) (= Xyleborus myllus Browne, 1986 syn. nov.), Microperus exsculptus (Eggers, 1927) (= Xyleborus dentipennis Browne, 1983 syn. nov.). Four species are reported from Thailand for the first time: Microperus chrysophylli (Eggers, 1930), Microperus exsculptus, Microperus nanus (Browne, 1949) and Microperus quercicola (Eggers, 1926). With the inclusion of the Microperus species described and recorded herein, the diversity of Microperus is increased to 35 species, of which 18 are recorded in Thailand. An updated key to the Microperus of the Indochinese Peninsula and China is provided. The taxonomy, diagnostic characters, and distribution of species are briefly discussed.


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