Schizocuma, Bacescu, 1972

Petrescu, Iorgu, 2018, On the Family Nannastacidae (Crustacea, Cumacea) from the Australian Museum Collection, Records of the Australian Museum 70 (1), pp. 1-111 : 42

publication ID

https://doi.org/ 10.3853/j.2201-4349.70.2018.1645

publication LSID

lsid:zoobank.org:pub:82A58B37-13FE-4EA8-AFF2-E954CDBEFD69

persistent identifier

https://treatment.plazi.org/id/1D178785-FFBE-FF91-53E5-016CFEB5B219

treatment provided by

Felipe

scientific name

Schizocuma
status

 

Key to species of Schizocuma View in CoL from Australian waters

1 Carapace, pereon and pleon with dorsal spines ......................................................................... 2

—— Carapace with dorsal spines, missing from pereon and pleon .................................................. 6

2 Carapace to pleon with serrate dorsal carina ..................................... S. calmani Stebbing, 1912

—— Carapace with or without dorsal carina, pereon and pleon without .......................................... 3

3 Carapace with dorsal carina ...................................................................................................... 4

—— Carapace without dorsal carina .................................................................... S. bacescui sp. nov.

4 Carapace with more than 10 dorsal spines ........................................ S. spinosum ( Jones, 1984)

—— Carapace less than 10 dorsal spines .......................................................................................... 5

5 Carapace with spines on ocular lobe and posterior extremity ......... S. molossa (Zimmer, 1907)

—— Carapace with spines only on ocular lobe ................................... S. spinoculatum ( Jones, 1984)

6 Uropodal peduncle more than 2 endopod length ................................... S. vemae Băcescu, 1972

—— Uropodal peduncle less than 2 endopod length .............................................. S. antipai sp. nov. setae; with exopod ( Fig. 47 D View Figure 47 ). — Pereopod 1 basis 0.3 rest of article’s length, with 2 simple setae; ischium with 1 simple seta; merus 2.3 ischium length, with 1 simple seta; carpus 2 merus length, with 4 setae; propodus 1.06 carpus length, with 5 setae; dactylus 0.3 propodus length, with 3 simple setae; with exopod ( Fig. 47 E View Figure 47 ). — Pereopod 2 basis 0.5 rest of article’s length, with 1 simple seta; merus 0.3 ischium length, with 1 simple seta; carpus 1.5 merus length, with 2 simple setae; dactylus 2.5 propodus length, with simple setae; with exopod ( Fig. 47 F View Figure 47 ). — Pereopod 3 basis 0.5 rest of article’s length; carpus 3 merus length; propodus 0.3 carpus length; dactylus fused with terminal long seta ( Fig. 47 G View Figure 47 ). — Pereopod 4 basis 0.5 rest of article’s length; merus 1.6 ischium length; carpus 2.1 merus length; propodus 0.4 carpus length; dactylus fused with terminal long seta ( Fig. 47 H View Figure 47 ). — Pereopod 5 basis longer than half of pereopod, carpus 2.2 merus length, dactylus fused with terminal seta ( Fig. 47 I View Figure 47 ). — Uropod peduncle 4.1 pleonite 6 length, 1.8 endopod length; exopod as long as endopod, 2 long setae on both margins, long simple terminal seta; endopod with 3 long simple setae medially and 1 long terminal simple seta ( Fig. 47 J View Figure 47 ).

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