Published February 28, 2022 | Version v1

Table 5 in Postembryonic development in freshwater crayfish (Decapoda: Astacidea) in an evolutionary context

  • 1. Hokkaido Research Organization, Central Fisheries Research Institution. 238 Hamanaka, Yoichi, Hokkaido 045 - 8555, Japan. & E
  • 2. Universits of South Bohemia in České Budějovice, Facults of Fisheries and Protection of Waters, South Bohemian Research Center of Aquaculture and Biodiversits of Hsdrocenoses. Zátiší 728 / II, 389 25 Vodňans, Czech Republic.

Description

Table 5. Comparison of morphologs and seta on appendages of each postembrsonic stage in all four families of freshwater crasfish.

Astacidae 1)Cambaridae 2)Cambaroididae 3)Parastacidae 4)
Stage I
EseStalk absentStalk absentStalk absentStalk absent
CarapaceGlobularGlobularGlobularGlobular
Antenna 1Seta absentSeta absentSeta absentSeta absent
Antennal scaleSeta absentSeta absentSeta absentSeta absent
Antenna 2Seta absentSeta absentSeta absentSeta absent
MandibleDentition absentDentition absentDentition absentDentition absent
Maxilla 1Seta presentSeta absentSeta presentSeta absent
MaxillipedSeta on distal end of exopodite absentSeta on distal end of exopodite absentSeta on distal end of exopodite absentSeta on distal end of exopodite absent
Pereiopod tipRecurved hookRecurved hookRecurved hookRecurved hook
PereiopodSeta absentSeta absentSeta absentSeta absent
PleopodSeta absentSeta absentSeta absentSeta absent*
TelsonRounded with conate setaeElongated with conate setaeRounded with conate setaeSub-rectangular with no setae
Stage II
EseStalk presentStalk presentStalk presentStalk present
CarapaceLess globularLess globularLess globularLess globular
Antenna 1Seta presentSeta presentSeta presentSeta absent
Antennal scaleSeta presentSeta presentSeta presentSeta absent
Antenna 2Seta presentSeta presentSeta presentSeta absent
MandibleDentition presentDentition presentDentition presentDentition present
Maxilla 1Seta presentSeta presentSeta presentSeta present
Maxilla 21 long multidenticulate seta on distal partNo long multidenticulate setae on distal part2 long multidenticulate setae on distal part1 or 3 long multidenticulate setae on distal part
MaxillipedSetae on distal end of exopodite presentSetae on distal end of exopodite presentSetae on distal end of exopodite presentSetae on distal end of exopodite absent
Pereiopod tipCurved spineCurved spineCurved spineRecurved spine
PereiopodSeta presentSeta presentSeta presentSeta present
PleopodSeta presentSeta absentSeta presentSeta absent*
TelsonRounded with plumose setaeElongated with plumose setaeRounded with plumose setaeSub-rectangular with no setae
Stage III
Antenna 1Seta presentSeta presentSeta presentSeta present
Antennal scaleSeta presentSeta presentSeta presentSeta present
Antenna 2Seta presentSeta presentSeta presentSeta present
MaxillipedSetae on distal end of exopodite presentSetae on distal end of exopodite presentSetae on distal end of exopodite presentSetae on distal end of exopodite present
Pereiopod tipCurved spineCurved spineCurved spineCurved spine
PleopodSeta presentSeta presentSeta presentSeta present*
TelsonSegmented with long plumose setaeSegmented with long plumose setaeSegmented with long plumose setaeSegmented with long plumose setae

Italic tspe shows the diagonistic characters for each famils and Roman tspe the apomorphic characters in the four families.Data are summarized from Tabs. 1–4.

* Onls observed in Australian Parastacidae.

Notes

Published as part of Kawai, Tadashi & Kouba, Antonín, 2022, Postembryonic development in freshwater crayfish (Decapoda: Astacidea) in an evolutionary context, pp. 40 in Nauplius (e 2022001) 30 on page 40, DOI: 10.1590/2358-2936e2022001, http://zenodo.org/record/10716530

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Journal article: 10.1590/2358-2936e2022001 (DOI)
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Journal article: http://zenodo.org/record/10716530 (URL)