File:Cretapsara athanata (10.1126-sciadv.abj5689) Figure 2.jpg

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English: Fig. 2.
Cretapsara athanata Luque gen. et sp. nov. from Burmese amber.
(A to G) Detailed views of Holotype LYAM-9. (A) Close-up of antero-ventral carapace with eyes and eyestalks, antennae, and the excurrent openings beside the palps of the third maxillipeds (mxp3). (B) Close-up of dorsal carapace showing the orbits lacking orbital fissures and the anterolateral margin with three spines including the outer orbital spine. (C) Overview of specimen in ventral view with legs, pleon, sternum, mouthparts, eyes, and left cheliped. (D) Close-up of left cheliped in ventral oblique view, showing a straight dactylus and pollex, the latter bearing small acute teeth on occlusal margin. (E) Ventral view of pereopods 2 to 5, showing all legs of similar size and slender shape, with small, thin, spaced setae, and an acute, long dactyli. (F) Close-up of the mxp3, showing the palp and the fine lining of setae in the occlusal margin, the two hollow openings beside the palp of mxp3 (white arrow), and small granulations in the pterygostome. (G) Close-up of posterior sternites and pleon tucked under the carapace, typical of a eubrachyuran. White arrows in (A) and (F) indicate the excurrent openings. an1, antennula; an2, antenna; ce, corneal eye; es, eyestalk; ex, exopod; is, ischium; me, merus; pa: distal palp of mxp3.
Date
Source J. Luque, L. Xing, D. E. G. Briggs, E. G. Clark, A. Duque, J. Hui, H. Mai, R. C. McKellar (2021). Crab in amber reveals an early colonization of nonmarine environments during the Cretaceous. Sci. Adv. 7, https://doi.org/10.1126/sciadv.abj5689
Author Photos by L. Xing; Figure by J. Luque
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current18:23, 17 December 2022Thumbnail for version as of 18:23, 17 December 20223,000 × 3,235 (2.53 MB)Christian Ferrer (talk | contribs){{Information | description = {{en|1=Fig. 2. :''Cretapsara athanata'' Luque gen. et sp. nov. from Burmese amber. :(A to G) Detailed views of Holotype LYAM-9. (A) Close-up of antero-ventral carapace with eyes and eyestalks, antennae, and the excurrent openings beside the palps of the third maxillipeds (mxp3). (B) Close-up of dorsal carapace showing the orbits lacking orbital fissures and the anterolateral margin with three spines including the outer orbital spine. (C) Overview of specimen in...

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