Bubocorophiina, Just, 2017

Just, Jean, 2019, Siphonoecetini Just, 1983 (Crustacea, Amphipoda, Ischyroceridae) 13: Western Australian species of Bubocorophiina in Rhinoecetes, Cephaloecetes, Sinoecetes, Borneoecetes and Pararhinoecetes gen. nov., Zootaxa 4554 (1), pp. 101-140 : 102

publication ID	https://doi.org/ 10.11646/zootaxa.4554.1.3
publication LSID	lsid:zoobank.org:pub:B33D4918-42FB-41EB-A562-E3194913EF7D
DOI	https://doi.org/10.5281/zenodo.5935719
persistent identifier	https://treatment.plazi.org/id/038F2360-CE0C-3750-FF3F-FC0DD789F820
treatment provided by	Plazi
scientific name	Bubocorophiina
status

Treatment

Key to Western Australian Bubocorophiina View in CoL

For quick comparison of Rhinoecetes species see Figs 1–2 View FIGURE 1 View FIGURE 2

1. Uropod 2 absent ( Fig. 22 View FIGURE 22 us).......................................................... Sinoecetes reni View in CoL sp. nov.

- Uropod 2 present with 1 ramus.......................................................................... 2

2. Rostrum absent; pseudorostrum present on frons........................................ Cephaloecetes enigmaticus View in CoL

- Rostrum present....................................................................................... 3

3. Rostrum split into two acute points ( Fig. 23 View FIGURE 23 cdv)............................. Pararhinoecetes bicornis View in CoL gen. et sp. nov.

- Rostrum straight or curved, pointed....................................................................... 4

4. Maxilla 1 palp of single article ( Fig. 19 View FIGURE 19 , mx1 plp).................................... Borneoecetes minimus View in CoL sp. nov.

- Maxilla 1 palp of two articles............................................................................ 5

5. Uropod 1 peduncle dorsal surface with 1 to a few simple setae.................................................. 6

- Uropod 1 peduncle dorsal surface with robust setae........................................................... 7

6. Coxal plates and pereopods sparsely setose with short setae ( Figs 1 View FIGURE 1 and 3 View FIGURE 3 ); uropod 2 ramus reaching to distal margin of uropod 1 peduncle.............................................................. Rhinoecetes sinuduopopulus View in CoL sp. nov.

- Long coxal plate and pereopodal setae forming dense lateral network ( Figs 1 View FIGURE 1 and 7 View FIGURE 7 ); uropod 2 ramus reaching to distal 4/5 of uropod 1 peduncle........................................................ Rhinoecetes makritrichoma View in CoL sp. nov.

7. Uropod 1 peduncle dorsal surface with row of 4–7+ robust setae (e.g. Fig. 6 View FIGURE 6 us).................................... 8

- Uropod 1 peduncle dorsal surface with a few (up to 3) robust setae and occasional simple setae....................... 10

8. Uropod 1 peduncle distoventrally with coarsely dentate corona (e.g. Fig. 6 View FIGURE 6 up ped 1).......................................................................................................... Rhinoecetes rockinghamia View in CoL sp. nov.

- Uropod 1 peduncle distoventrally with finely fimbriate corona (e.g. Fig. 7 View FIGURE 7 up1 vv).................................. 9

9. Eye lobes truncate in lateral view, acutely pointed in dorsal view ( Fig. 9 View FIGURE 9 clv, cdv). Pereopods 3–6 sparsely setose. Uropod 2 peduncle with mid-dorsal simple seta; ramus with 2 lateral and 1 or 2 apical simple setae adjacent to terminal robust seta................................................................................... Rhinoecetes lowryi View in CoL sp. nov.

- Eye lobes rounded in lateral and dorsal view ( Fig. 15 View FIGURE 15 clv, cdv). Pereopods 3–4 basis and merus anterior margins with long densely set setae; pereopods 5–6 basis with groups of very long anterodistal setae. Uropod 2 peduncle and ramus without simple setae...................................................................... Rhinoecetes wamus View in CoL sp. nov.

10. Uropod 1 peduncle dorsal surface with 1 robust seta and a few simple setae ( Fig. 13 View FIGURE 13 us); ramus uropod 2 reaching apex of uropod 1 peduncle.............................................................. Rhinoecetes karkharius View in CoL sp. nov.

- Uropod 1 peduncle dorsal surface with 2–3 robust setae and occasional simple setae................................ 11

11. Rostrum curved; eyelobes broadly rounded ( Fig. 11 View FIGURE 11 clv). Male antenna 2 articles 4 and 5 sparsely setose ( Fig. 11 View FIGURE 11 ). Uropod 2 ramus reaching 2/3 along inner ramus uropod 1......................................... Rhinoecetes caetus View in CoL sp. nov.

- Rostrum straight; eyelobes broad, apically rounded truncate ( Fig. 17 View FIGURE 17 clv). Male antenna 2 articles 4 and 5 densely setose ( Fig. 17 View FIGURE 17 ). Uropod 2 ramus reaching 1/3 along inner ramus.................................... Rhinoecetes setosus View in CoL sp. nov.