Oxycephalus Milne-Edwards, 1830
publication ID |
https://doi.org/ 10.11646/zootaxa.4192.1.1 |
publication LSID |
lsid:zoobank.org:pub:B3AE1A8B-EE40-4ACF-879B-33B55FBD1FB8 |
DOI |
https://doi.org/10.5281/zenodo.6069321 |
persistent identifier |
https://treatment.plazi.org/id/4A641514-1801-FFC8-FF5E-FF64FA12FE09 |
treatment provided by |
Plazi |
scientific name |
Oxycephalus Milne-Edwards, 1830 |
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Key to species of the genus Oxycephalus Milne-Edwards, 1830 View in CoL
1. Pleonite 1, or pleonites 1–3, with sharp, medial tooth on ventral margin, in addition to tooth on postero-distal corner....... 2
- Pleonites without sharp medial projection on ventral margin.................................................... 3
2. Pleonites 1–3 with medial tooth on ventral margin. Gnathopods 1 & 2; carpus with antero-distal corner produced into sharp point, above propodus (not always apparent in immature specimens)......................... O. clausi Bovallius, 1887 View in CoL
- Only pleonite 1 with medial tooth on ventral margin (usually only in juvenile specimens less than 10 mm). Gnathopods 1 & 2; carpus without antero-distal corner produced...................................... O. piscator Milne-Edwards, 1830 View in CoL
3. Cutting edges of carpus and propodus of G1 & 2 with row of closely packed, relatively long, sharp teeth. Pereopod 7 of females with stylifrom propodus, slightly longer than ischium to carpus combined.............. O. latirostris Claus, 1879 View in CoL
- Cutting edges of carpus and propodus of G1 & 2 with few teeth, not in distinct row. Pereopod 7 of both sexes with normal propodus, only slightly longer, or shorter than carpus............................... O. piscator Milne-Edwards, 1830 View in CoL
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