Bathynellidae Grobben 1905
Year: 2024
Type: other
Abstract: Key to subfamilies 1a. AI with six or seven articles; AII with five to seven articles; labrum smooth; sexual dimorphism present or absent on mandibular palp and/or thoracopods; mandibular palp with one or two claws; MxI with three plumose setae on lateral side; MxII four-segmented; basipod of thoracopod I almost rectangular; exopod inserted distally on basipod; ThI with fourth endopodal article small; uropod with three or four exopodal setae (Fig. 18B, D, H–J); uropod with exopod <endopod; furcal rami with five spines (Fig. 19) 2 1b. AI with seven articles; AII with eight articles (Fig. 9B); labrum with teeth (Fig. 9C); no sexual dimorphism in mandibular palp or thoracopods; three claws on mandibular palp (Fig. 9E, F); MxI with two smooth setae laterally (Fig. 9K); MxII three-segmented (Fig. 9L); basipod of ThI trapezoidal (Fig. 10A); exopod of ThI inserted medially on basipod; ThI with fourth endopodal article long; male ThVIII with endopod = exopod (Fig. 11A, B); uropod with six exopodal setae (Fig. 11D); uropod with exopod = endopod (Fig. 11D); furcal rami with three spines (Fig. 11E)......................................................... .................................................................................................................................................. Queenslandbathynellinae subfam. nov. 2a. AI with six or seven articles; AII with five to seven articles; mandibular palp with one to three articles and one or two claws; sexual dimorphism present or absent in mandibular palp and/or in thoracopods; thoracopods with three or four endopodal articles; female ThVIII with protopod and two branches; male ThVIII with exopod like the exopod of thoracopods (Fig. 17F–H); male ThVIII with endopod
Language: English
Subfield: Paleontology
Field: Earth and Planetary Sciences
Domain: Physical Sciences
Open Access status: green
OpenAlex ID: W6930826544
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