Nannoniscus
| Autor: | Kaiser, Stefanie, Kihara, Terue Cristina, Brix, Saskia, Mohrbeck, Inga, Janssen, Annika, Jennings, Robert M. |
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| Rok vydání: | 2021 |
| Předmět: | |
| DOI: | 10.5281/zenodo.5639372 |
| Popis: | KEY TO PACIFIC SPECIES OF NANNONISCUS (BASED ON FEMALE CHARACTERS ONLY) 1. Uropods uniramous................................................................................................................................................... 2 ��� Uropods biramous...................................................................................................................................................... 3 2. Op posterior margin with ��� 15 setae.............................................................................................................. N. menoti ��� Op posterior margin with ��� nine setae............................................................................................................ N. ovatus 3. Op without ventral spine........................................................................................................................................... 4 ��� Op with ventral spine 1................................................................................................................................................ 6 4. Pereonite 2 coxae strongly produced, pereonite 7 with ventral spine......................................................... N. muscarius ��� Pereonite coxae 2 not visible in dorsal view, pereonite 7 without ventral spine............................................................ 5 5. Body length 3.3 pereonite width, pereonites 5���7 anterolateral tergites with setae.................................. N. detrimentus ��� Body length 4.5 pereonite width, pereonites 5���7 anterolateral tergites without setae................................... N. cristatus 6. Plt posterior margin acute...................................................................................................................... N. acanthurus ��� Plt posterior margin rounded...................................................................................................................................... 7 7. Pereonite 2 anterolateral tergite without setae............................................................................................ N. magdae ��� Pereonite 2 anterolateral tergite with setae................................................................................................................ 8 8. Urp exopodite well developed, endopodite ��� 3.2 exopodite length..................................................................... N. pedro ��� Urp exopodite minute, endopodite ��� 5.8 exopodite length............................................................................................ 9 9. Pereonites 3���4 anterolateral tergites without setae....................................................................................... N. perunis ��� Pereonites 3���4 anterolateral tergites with setae........................................................................................................10 10. p posterior margin with ��� 9 simple setae........................................................................................................ N. hilario ��� Op posterior margin with ��� 14 simple setae...............................................................................................................11 11. Molar process of left and right Md with ��� 12 spines distally........................................................................ N. menziesi ��� Molar process of left and right Md with ��� five spines each.............................................................................. N. brenkei 1 According to Mezhov (1986), the operculum of N. menziesi has a ventral spine, but it was not observed when examining appendages of the type material. Published as part of Kaiser, Stefanie, Kihara, Terue Cristina, Brix, Saskia, Mohrbeck, Inga, Janssen, Annika & Jennings, Robert M., 2021, Species boundaries and phylogeographic patterns in new species of Nannoniscus (Janiroidea: Nannoniscidae) from the equatorial Pacific nodule province inferred from mtDNA and morphology, pp. 1020-1071 in Zoological Journal of the Linnean Society 193 on page 1064, DOI: 10.1093/zoolinnean/zlaa174, http://zenodo.org/record/5639160 {"references":["Mezhov BV. 1986. Bathyal and abyssal Nannoniscidae and Desmosomatidae (Isopoda, Asellota) from Alaska Bay. Archives of the Zoological Museum 1986: 126 - 167."]} |
| Databáze: | OpenAIRE |
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