Thysanophrys
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publication ID |
https://doi.org/ 10.11646/zootaxa.3608.2.3 |
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publication LSID |
lsid:zoobank.org:pub:56ABA283-3230-474B-A3AE-B6DB11CF9559 |
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DOI |
https://doi.org/10.5281/zenodo.6151891 |
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persistent identifier |
https://treatment.plazi.org/id/03C9DA7A-6F02-FFDA-29A9-FC7931CBE9A6 |
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treatment provided by |
Plazi |
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scientific name |
Thysanophrys |
| status |
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Key to the Western Indian Ocean Species of Thysanophrys View in CoL View at ENA
1. A single papilla on upper surface of eye................................................................... 2
- No papillae on upper surface of eye....................................................................... 3
2. A finger-like papilla on eye; A fin rays 13 (rarely 12); preorbital spines 2–4 (rarely 1)....................... T. celebica View in CoL
- A tiny wart-like papilla on eye; A fin rays 12; preorbital spine single.................................... T. papillaris View in CoL
3. DSC scales 9–12...................................................................................... 7
- DSC scales 4–8...................................................................................... 4
4. DSC 4–5........................................................................................... 5
- DSC 6–8 (various western Indian Ocean locales)........................................................... 6
5. DSC 5; SNL in HL 2.8–3.3 times; usually 4 C dark bands; D spines I, VIII; two or more dark saddles crossing back under D1 fin......................................................................................... T.springeri View in CoL
- DSC 4–5; SNL in HL 3.7–4.0 times; 3 C dark bands; D spines I, VII; a dark saddle crossing back under entire D1 fin ( Sri Lanka)..................................................................................... T. tricaudata View in CoL
6. Nasal spine with elongate base, height about ½ height of preocular spine height; SNL going about 2.8–3.3 times in HL; iris lappet with short branches with bifurcate tips....................................................... T. chiltonae View in CoL
- Nasal spine base not elongate, height of spine about equal to preocular spine height; SNL going about 3.2–3.5 times in HL; iris lappet crenate................................................................................. T. randalli View in CoL
7. Preocular spine single; suborbital ridge with 6–9 large spines........................................ T. longirostris View in CoL
- Preocular spines 6; suborbital ridge with about 25 small spines ( Somalia)................................... T. rarita View in CoL
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.