Crossodonthina, Yosii, 1954
publication ID |
https://doi.org/ 10.11646/zootaxa.5071.4.7 |
publication LSID |
lsid:zoobank.org:pub:EA11BDAF-C8EA-4699-9F9D-8FED3CF0B66A |
DOI |
https://doi.org/10.5281/zenodo.5727844 |
persistent identifier |
https://treatment.plazi.org/id/038187C7-FF9B-3163-FF1C-14C3AB81F9C8 |
treatment provided by |
Plazi |
scientific name |
Crossodonthina |
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Key to Crossodonthina View in CoL with 3+3 eyes
1 Macrochaetae on terga smooth and pointed................................................................ 2
- Macrochaetae on terga sheathed and blunt, or serrated........................................................ 5
2 Tubercle Di on Th. II–Abd. IV reduced, represented by some chaetae........................................... 3
- Tubercle Di on Th. II–Abd. IV well defined................................................................ 4
3 Cephalic tubercle Dl, L and So separated, tubercle De on Th. II with 1 chaetae................. C. nipponica Yosii, 1954 View in CoL
- Cephalic tubercle Dl, L and So fused, tubercle De on Th. II with 2 chaetae................ C. koreana Yosii & Lee, 1963
4 Cephalic tubercle Dl, L and So fused, mandible with 1 basal tooth.......................... C. formosana Yosii, 1965 View in CoL
- Cephalic tubercle Dl, L and So independent, mandible with 3 basal tooth........................ C. acuminata sp. nov.
5 Tubercle Di on Th. II–Abd. IV reduced, represented by some chaetae, no chaetae present on furcular remnant........................................................................................... altamontana Yoshii, 1981 View in CoL
- Tubercle Di on Th. II–Abd. IV well defined, at least 2 chaetae present on furcular remnant........................... 6
6 Tubercle Oc with 2 chaetae, tubercle Di, De, Dl on Th. I with 3, 2, 3 chaetae respectively......... C. radiata Salmon, 1941 View in CoL
- Tubercle Oc with 3 chaetae, tubercle Di, De, Dl on Th. I with 1, 2, 1 chaetae respectively............................ 7
7 Cephalic tubercle Dl separate from L and So, tubercle De on Th. II with 5 (4+s) chaetae............................. 8
- Cephalic tubercle Dl fused to L and So, tubercle De on Th. II with 4 (3+s) chaetae................................ 10
8 Cephalic tubercle L separate from So, mandible with 2 basal teeth......................... C. alatoserrata Yosii, 1965 View in CoL
- Cephalic tubercle L fused to So, mandible with at least 3 basal teeth............................................. 9
9 Mandible with 3 rami and five fine basal teeth........................... C. tiantongshana Xiong, Chen & Ying, 2005 View in CoL
- Mandible with 5 rami and 3 big basal teeth......................................... C. choui Jiang & Zhang, 2012 View in CoL
10 Cephalic tubercle Oc with 2 short macrochaetae and 1 long macrochaeta, mandible with 3 basal teeth and 4 rami, maxilla with 3 lamellae and one of them fringed............................................... C. tridentiens Yue & Yin, 1999 View in CoL
- Cephalic tubercle Oc with 1 microchaeta, 1 mesochaeta and 1 macrochaeta, mandible with 4 basal teeth and 5 rami, maxilla with 2 lamellae and none of them fringed................................................... C. clavata sp. nov.
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