Biodiversity of Ectoparasites: Lice (Phthiraptera) and Fleas (Siphonaptera)
Bibliographic record
Abstract
This chapter addresses the two insect orders in which all known species are ectoparasites. The sucking and chewing lice (Phthiraptera) are hemimetabolous insects that spend their entire lives on the bodies of their hosts. Fleas (Siphonaptera), on the other hand, are holometabolous. The diversity of these ectoparasites is limited by the diversity of the birds and mammals available as hosts. Determining the community diversity of lice and fleas is essential to understanding ecological structure and interactions, yet offers a number of challenges to the ectoparasitologist. The chapter explores medical and veterinary importance of lice and fleas. They are more likely to be considered detrimental parasites, perhaps even a threat to conservation efforts by their very presence or by the disease agents they transmit. Perez-Osorio emphasized the importance of a more objective approach to conservation strategies by abandoning overemphasis on charismatic fauna and setting priorities in ecological management of wider biodiversity issues.
Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.
How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.001 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.001 | 0.000 |
| Insufficient payload (model declined to judge) | 0.035 | 0.006 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; both teacher heads agree on what is shown here.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".