Nannastacus inflatus Hale, 1945

Petrescu, Iorgu, 2018, On the Family Nannastacidae (Crustacea, Cumacea) from the Australian Museum Collection, Records of the Australian Museum 70 (1), pp. 1-111 : 36

publication ID

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

publication LSID

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

DOI

https://doi.org/10.5281/zenodo.5237103

persistent identifier

https://treatment.plazi.org/id/1D178785-FFB4-FF98-51DF-051CFABEB673

treatment provided by

Felipe

scientific name

Nannastacus inflatus Hale, 1945
status

 

Nannastacus inflatus Hale, 1945 View in CoL

Fig. 41 View Figure 41

Nannastacus gibbosus View in CoL .— Hale, 1936: 432.

Nannastacus zimmeri Hale, 1936: 432 View in CoL .

Nannastacus inflatus Hale, 1945: 159 View in CoL .— Băcescu, 1992: 238. Petrescu, 1997a: 139. Stoddart & Lowry, 2003: 416.

Material examined: 2♀♀, 8♂♂, P.64577; 2♀♀, P.90697; 1♀, P.64587; 1♂, P.90691; 4♀♀, 1 subadult ♂, P.64595; 1♀, P.64597; 3♀♀, P.90694; 24♀♀, 10♂♂, P.64611; 8♀♀, 5♂♂, P.64612; 1♀, P.64694; 3♀♀, P.64697; 1♂, P.64699; 1 subadult ♂, P.90692; 1♀, P.64761; 1♀, P.90690; 3♀♀, P.90696; 3♀♀, P.64790; 1♀, P.64837; 3♂♂, P.90698; 4, P.64843; 1♀, P.64851; 10♀♀, 11♂♂, P.90695; 2♀♀, 1♂, P.65077; 2♀♀, P.90693; 1♂, P.90991; 2♀♀, P.65603.

Description of male. Body length 2.9 mm. —Carapace 1.6 as long as high, 1.6 as long as wide, with numerous small, distally dilated granules; pseudorostrum 0.4 carapace length, small elevation behind the eyes ( Fig. 41 A–C View Figure 41 ). — Antenna 1 peduncle article 1 as long as rest of articles; article 2 with 3 pedunculate setae on process; article 3 1.15 article 2 length; main flagellum 0.6 article 3 length; accessory flagellum with 1 article; asthetascs 2.7 main flagellum length ( Fig. 41 D View Figure 41 ). — Maxilliped 3 basis as long as rest of article’s length, with 4 plumose setae; merus 4 ischium length, with 1 pappose and 1 plumose seta; carpus 0.9 merus length, with 3 plumose setae; propodus 0.8 carpus length, with 1 plumose seta; dactylus 0.4 propodus length, with 2 simple and 2 pectinate setae; with exopod ( Fig. 41 E View Figure 41 ). — Pereopod 1 basis 0.6 rest of article’s length, with hyaline crest; merus 1.7 ischium length; carpus 1.8 merus length, with 3 simple setae; propodus 0.9 carpus length, with 5 simple setae; dactylus 0.6 propodus length, with 4 simple setae; with exopod ( Fig. 41 F View Figure 41 ). — Pereopod 2 basis 1.25 rest of article’s length, with hyaline crests; merus 2.6 ischium length, with 1 simple seta; carpus 1.5 merus length, with 2 simple setae; dactylus 2.5 propodus length, with 5 simple setae; with exopod ( Fig. 41 G View Figure 41 ). — Pereopod 3–5 with decrasing basis and increasing carpus; dactylus fused with terminal robust simple seta ( Fig. 41 H–J View Figure 41 ). — Uropod peduncle 0.8 pleonite 6 length, 0.3 endopod length; endopod 7.7 exopod length, with 7 setae medially and 1 terminally short simple seta ( Fig. 41 K View Figure 41 ).

Remarks. Our males differ from Hale’s specimens in: maxilliped 3 basis shorter than in original description; pereopod 1 propodus 0.9 vs. as long as carpus in Hale.

Distribution. Australia —WA, SA and QLD, and India, at 0–7 m depth ( Băcescu, 1992); and Indonesia ( Petrescu, 1997a). Now known from NT and VIC, and from greater depths, to 85 m in Bass Strait ( Petrescu, 2018).

Kingdom

Animalia

Phylum

Arthropoda

Class

Malacostraca

Order

Cumacea

Family

Nannastacidae

Genus

Nannastacus

Loc

Nannastacus inflatus Hale, 1945

Petrescu, Iorgu 2018
2018
Loc

Nannastacus inflatus

Petrescu, I 1997: 139
Bacescu, M 1992: 238
Hale, H 1945: 159
1945
Loc

Nannastacus gibbosus

Hale, H 1936: 432
1936
Loc

Nannastacus zimmeri

Hale, H 1936: 432
1936
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