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The evolution of hermit crabs (Crustacea, Decapoda, Anomura, Paguroidea) on the basis of carapace morphology: a state-of-the-art-report
Fraaije, René H. B., Van Bakel, Barry W. M., Jagt, John W. M., Charbonnier, Sylvain, Schweigert, Guenter, Garcia, Géraldine, Valentin, Xavier (2022): The evolution of hermit crabs (Crustacea, Decapoda, Anomura, Paguroidea) on the basis of carapace morphology: a state-of-the-art-report. Geodiversitas 44 (1): 1-16, DOI: 10.5252/geodiversitas2022v44a
FIG. 9 in The evolution of hermit crabs (Crustacea, Decapoda, Anomura, Paguroidea) on the basis of carapace morphology: a state-of-the-art-report
FIG. 9. — Changes in taxonomic composition amongst paguroid assemblages within reefal settings during the Late Jurassic (Oxfordian, Kimmeridgian and Tithonian) and mid-Cretaceous (Albian) compared to modern faunas. Grey, Gastrodoridae; orange, cylindrical carapace; blue, non-cylindrical carapace.Published as part of Fraaije, René H. B., Van Bakel, Barry W. M., Jagt, John W. M., Charbonnier, Sylvain, Schweigert, Guenter, Garcia, Géraldine & Valentin, Xavier, 2022, The evolution of hermit crabs (Crustacea, Decapoda, Anomura, Paguroidea) on the basis of carapace morphology: a state-of-the-art-report, pp. 1-16 in Geodiversitas 44 (1) on page 10, DOI: 10.5252/geodiversitas2022v44a1, http://zenodo.org/record/583419
FIG. 10 in The evolution of hermit crabs (Crustacea, Decapoda, Anomura, Paguroidea) on the basis of carapace morphology: a state-of-the-art-report
FIG. 10. — Transition from the Gastrodoridae to the Probeebeidae,featuring branchial condensation, reduction of rostrum, reduction of ornament on shield, inflation of posterior carapace, reduction of delineation of cardiac and reduction of midline carapace crest: A, Gastrodorus; B, Probeebei; C, Labidochirus; D, Tylaspis; E, Tisea.Published as part of Fraaije, René H. B., Van Bakel, Barry W. M., Jagt, John W. M., Charbonnier, Sylvain, Schweigert, Guenter, Garcia, Géraldine & Valentin, Xavier, 2022, The evolution of hermit crabs (Crustacea, Decapoda, Anomura, Paguroidea) on the basis of carapace morphology: a state-of-the-art-report, pp. 1-16 in Geodiversitas 44 (1) on page 11, DOI: 10.5252/geodiversitas2022v44a1, http://zenodo.org/record/583419
FIG. 4 in The evolution of hermit crabs (Crustacea, Decapoda, Anomura, Paguroidea) on the basis of carapace morphology: a state-of-the-art-report
FIG. 4. — Changes in the massetic regions through time; from the Late Jurassic Annuntidiogenes jurassicus Fraaije, 2014 (A) to the mid-Cretaceous (late Albian) Annuntidiogenes worfi Fraaije, van Bakel, Jagt, Klompmaker & Artal, 2009 (B) and extant Paguristes sp. (C).Published as part of Fraaije, René H. B., Van Bakel, Barry W. M., Jagt, John W. M., Charbonnier, Sylvain, Schweigert, Guenter, Garcia, Géraldine & Valentin, Xavier, 2022, The evolution of hermit crabs (Crustacea, Decapoda, Anomura, Paguroidea) on the basis of carapace morphology: a state-of-the-art-report, pp. 1-16 in Geodiversitas 44 (1) on page 6, DOI: 10.5252/geodiversitas2022v44a1, http://zenodo.org/record/583419
FIG. 1 in The evolution of hermit crabs (Crustacea, Decapoda, Anomura, Paguroidea) on the basis of carapace morphology: a state-of-the-art-report
FIG. 1. — Branchial condensation in basal paguroid genera: A, Platykotta Chablais, Feldmann & Schweitzer, 2011; B, Schobertella Schweigert, Fraaije, Havlik & Nützel, 2013; C, Eopaguropsis Fraaije, Krzemiński, Van Bakel, Krzemińska & Jagt, 2012.Published as part of Fraaije, René H. B., Van Bakel, Barry W. M., Jagt, John W. M., Charbonnier, Sylvain, Schweigert, Guenter, Garcia, Géraldine & Valentin, Xavier, 2022, The evolution of hermit crabs (Crustacea, Decapoda, Anomura, Paguroidea) on the basis of carapace morphology: a state-of-the-art-report, pp. 1-16 in Geodiversitas 44 (1) on page 3, DOI: 10.5252/geodiversitas2022v44a1, http://zenodo.org/record/583419
FIG. 6 in The evolution of hermit crabs (Crustacea, Decapoda, Anomura, Paguroidea) on the basis of carapace morphology: a state-of-the-art-report
FIG. 6. — Isochelous chelae of paguroids from the middle Callovian of Poitou, France: A, specimen UP/CGL.12.10 (UP = Université de Poitiers, CGL = Calcaires de Gratte-Loup). B, specimen UP/CGL.12.11. Photographs: Philippe Loubry. Scale bars: 10 mm.Published as part of Fraaije, René H. B., Van Bakel, Barry W. M., Jagt, John W. M., Charbonnier, Sylvain, Schweigert, Guenter, Garcia, Géraldine & Valentin, Xavier, 2022, The evolution of hermit crabs (Crustacea, Decapoda, Anomura, Paguroidea) on the basis of carapace morphology: a state-of-the-art-report, pp. 1-16 in Geodiversitas 44 (1) on page 7, DOI: 10.5252/geodiversitas2022v44a1, http://zenodo.org/record/583419
FIG. 2 in The evolution of hermit crabs (Crustacea, Decapoda, Anomura, Paguroidea) on the basis of carapace morphology: a state-of-the-art-report
FIG. 2. — Branchial condensation in representatives of the families Parapylochelidae (A, B), Gastrodoridae (C), Xylopaguridae (D, E) and Pylojacquesidae (F).Published as part of Fraaije, René H. B., Van Bakel, Barry W. M., Jagt, John W. M., Charbonnier, Sylvain, Schweigert, Guenter, Garcia, Géraldine & Valentin, Xavier, 2022, The evolution of hermit crabs (Crustacea, Decapoda, Anomura, Paguroidea) on the basis of carapace morphology: a state-of-the-art-report, pp. 1-16 in Geodiversitas 44 (1) on page 4, DOI: 10.5252/geodiversitas2022v44a1, http://zenodo.org/record/583419
FIG. 12 in The evolution of hermit crabs (Crustacea, Decapoda, Anomura, Paguroidea) on the basis of carapace morphology: a state-of-the-art-report
FIG. 12. — Intuitive phylogenetic tree based on carapace morphologies as outlined in the present study and on data from McLaughlin et al.(2007) and Fraaije et al.(2019). Important synapomorphies include the following: 1, cylindrical carapace; 2, cervical and branchial grooves widely separated; 3, arrow-shaped gastric region; 4, cervical groove not extending to lateral border; 5, intragastric grooves; 6, Y-linea; 7, spinose posterolateral borders.Published as part of Fraaije, René H. B., Van Bakel, Barry W. M., Jagt, John W. M., Charbonnier, Sylvain, Schweigert, Guenter, Garcia, Géraldine & Valentin, Xavier, 2022, The evolution of hermit crabs (Crustacea, Decapoda, Anomura, Paguroidea) on the basis of carapace morphology: a state-of-the-art-report, pp. 1-16 in Geodiversitas 44 (1) on page 13, DOI: 10.5252/geodiversitas2022v44a1, http://zenodo.org/record/583419
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