Abundance and Infestation of Mites on Bower’s White-Toothed Rat (Berylmys bowersi) in Southwest China
Simple Summary
Abstract
1. Introduction
2. Materials and Methods
2.1. Collection and Identification of Mites and Their Rodent Hosts
2.2. Statistical Analysis
3. Results
3.1. Species and Abundance of Mites on Berylmys bowersi
3.2. Variations in Mite Infestation on B. bowersi
3.3. Mutual Relationships of Mites on B. bowersi
3.4. Estimation of the Number of Mite Species
4. Discussion
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Taxonomic Taxa of Mites | Identified Species and Individuals of Mites (Figures in Brackets Are Corresponding Individuals) |
---|---|
Trombiculidae | A total of 1692 individuals in 37 species and 7 genera. |
Leptotrombidium | L. scutellare (427) *; L. sinicum (35); L. eothenomydis (3); L. hiemalis (1); L. rusticum (58) *; L. wangi (7); L. densipunctatum (1); L. yongshengense (4); L. deliense (4) *; L. xiaguanense (35); L. imphalum (12) *; L. dianchi (4); L. jinmai (1); L. allosetum (2); L. pallidum (1) *; L. hsui (11); L. longchuanense (38); L. qiui (1); L. suense (51); L. baoshui (107); L. bambicola (266); L. muntiaci (355). |
Trombiculindus | T. cuneatus (1); T. bambusoides (1); T. nujiange (2). |
Neotrombicula | N. japonica (2); N. vulgaris (5). |
Doloisia | D. manipurensis (2). |
Ascoschoengastia | A. yunwui (1). |
Herpetacarus | H. aristoclavus (3); H. fukienensis (7). |
Walchia | W. pacifica (97) *; W. parapacifica (1); W. micropelta (11); W. kor (2); W. nanfangis (1); W. sheensis (132). |
Laelapidae | A total of 814 individuals in 17 species and 6 genera. |
Laelaps | L. echidninus (27) *; L. guizhouensis (2); L. paucisetosa (1); L. turkestanicus (14); L. traubi (2); L. liui (416); L. taingueni (1). |
Haemolaelaps | H. triangular (221); H. traubi (3); H. petauristae (1); H. anomalis (1). |
Dipolaelaps | D. jiangkouensis (55); D. anourosorecis (16). |
Hypoaspis | H. pavlovskii (44); H. miles (1). |
Androlaelaps | A. singularis (2). |
Hirstionyssus | H. sunci (7). |
Blattisocidae | A total of 4 individuals in 1 species and 1 genus. |
Proctolaelaps | P. pygmaeus (4). |
Aceosejidae | A total of 2 individuals in 1 species and 1 genus. |
Lasioseius | L. medius (2). |
Taxa of Mites | Community Indexes | Infestation Indexes | |||||
---|---|---|---|---|---|---|---|
H′ | D | Mf | E | PM, % | MA | MI | |
Chiggers | 2.28 | 0.85 | 4.84 | 0.63 | 52.73 | 30.76 | 58.34 |
Gamasid mites | 1.48 | 0.66 | 2.68 | 0.50 | 78.18 | 14.91 | 19.07 |
Total | 2.65 | 0.90 | 7.03 | 0.66 | 85.45 | 45.67 | 53.45 |
Two Dominant and All Gamasid Mites | Number and Sex Ratio of Females | Number and Sex Ratio of Males | Adult | L | N1 | N2 | Immature | ||
---|---|---|---|---|---|---|---|---|---|
No. | Sex Ratio, % | No. | Sex Ratio, % | Cr, % | No. | No. | No. | Cr, % | |
L. liui | 289 | 79.40 | 75 | 20.60 | 87.50 | 0 | 8 | 44 | 12.50 |
H. triangular | 145 | 91.77 | 13 | 8.23 | 71.49 | 0 | 0 | 63 | 28.51 |
All gamasid mites | 598 | 85.80 | 99 | 14.20 | 85.00 | 0 | 10 | 113 | 15.00 |
Sexes and Ages of Gamasid Mites | Infected Host | PM, % | MA | MI | |
---|---|---|---|---|---|
Sexes | Female | 43 | 78.18 | 10.87 | 13.91 |
Male | 19 | 34.55 | 1.80 | 5.21 | |
Ages | Adult | 44 | 80.00 | 12.67 | 15.84 |
Larva | 0 | / | 0.00 | / | |
Protonymph | 2 | 3.64 | 0.18 | 5.00 | |
Deutonymph | 16 | 29.09 | 2.05 | 7.06 |
Sexes and Ages of B. bowersi | No. of B. bowersi | Infestation Indexes of Chiggers | Infestation Indexes of Gamasid Mites | ||||
---|---|---|---|---|---|---|---|
PM, % | MA | MI | PM, % | MA | MI | ||
Females | 27 | 62.96 | 49.67 | 78.88 | 81.48 | 11.15 | 13.68 |
Males | 28 | 42.86 | 12.54 | 29.25 | 82.14 | 18.54 | 22.57 |
Total | 55 | 52.73 | 30.76 | 58.34 | 81.82 | 14.91 | 18.22 |
Adults | 48 | 56.25 | 34.73 | 61.74 | 81.25 | 15.98 | 19.67 |
Juveniles | 7 | 28.57 | 3.57 | 12.50 | 85.71 | 7.57 | 8.83 |
Total | 55 | 52.73 | 30.76 | 58.34 | 81.82 | 14.91 | 18.22 |
Mutual Relationship Between Two Groups of Mites | Gamasid Mites | Total | ||
---|---|---|---|---|
No. of Infested Hosts (+) | No. of Uninfested Hosts (−) | |||
Chiggers | No. of infested hosts (+) | 27 | 2 | 29 |
No. of uninfested hosts (−) | 18 | 8 | 26 | |
Total | 45 | 10 | 55 | |
Association coefficient | V = 0.31 | |||
Chi-square | χ2 = 5.25 | |||
Significance | p = 0.00 < 0.001 |
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Liu, C.; Guo, X.; Lv, Y.; Yin, P.; Song, W.; Peng, P.; Xiang, R.; Chen, Y.; Li, B. Abundance and Infestation of Mites on Bower’s White-Toothed Rat (Berylmys bowersi) in Southwest China. Vet. Sci. 2025, 12, 426. https://doi.org/10.3390/vetsci12050426
Liu C, Guo X, Lv Y, Yin P, Song W, Peng P, Xiang R, Chen Y, Li B. Abundance and Infestation of Mites on Bower’s White-Toothed Rat (Berylmys bowersi) in Southwest China. Veterinary Sciences. 2025; 12(5):426. https://doi.org/10.3390/vetsci12050426
Chicago/Turabian StyleLiu, Chenxi, Xianguo Guo, Yan Lv, Pengwu Yin, Wenyu Song, Peiying Peng, Rong Xiang, Yanling Chen, and Bei Li. 2025. "Abundance and Infestation of Mites on Bower’s White-Toothed Rat (Berylmys bowersi) in Southwest China" Veterinary Sciences 12, no. 5: 426. https://doi.org/10.3390/vetsci12050426
APA StyleLiu, C., Guo, X., Lv, Y., Yin, P., Song, W., Peng, P., Xiang, R., Chen, Y., & Li, B. (2025). Abundance and Infestation of Mites on Bower’s White-Toothed Rat (Berylmys bowersi) in Southwest China. Veterinary Sciences, 12(5), 426. https://doi.org/10.3390/vetsci12050426