FIG. 9. — Archaeochiapasa mardoqueoi n. gen., n in Archaeochiapasidae n. fam., a new early Cenomanian brachyuran family from Chiapas, Mexico, new hypothesis on Lecythocaridae Schweitzer & Feldmann, 2009, and phylogenetic implications (Crustacea, Decapoda, Brachyura, Eubrachyura)

FIG. 9. — Archaeochiapasa mardoqueoi n. gen., n. sp., male 10.3 × 11.1 mm, holotype (IHNFG-5616): A, close-up of front and rostrum; B, close-up of posterior portion of carapace. Abbreviations: a1-a3, pleonal somites 1-3; p.c., concave posterior border of carapace; P, reduced P4 or P5; ro, rostrum. Scale bars: A, 2 mm; B, 2.5 mm.