FIG. 19. — A, B in A new subfamilial arrangement for the Dromiidae de Haan, 1833, with diagnoses and descriptions of new genera and species (Crustacea, Decapoda, Brachyura)

FIG. 19. — A, B, Hypoconcha californiensis Bouvier, 1898, Gulf of California, San José Island (MNHN-B 22066); A, 17 × 18 mm, syntype, thoracic sternum, two front views; note sternites 7 and 8 strongly tilted and perpendicular to preceding ones; B, 20.3 × 19.4 mm, syntype, ventral view of abdomen, with asymmetrical, uniramous vestigial pleopods and uropods showing as ventral plates; C, H. panamensis Smith, 1869, Lower California, Bouvier det. H. digueti Bouvier, 1898, Diguet coll., about 32 mm width (MNHN-B 22071), abdomen, ventral view; note uropods showing as setiferous ventral lobes. Abbreviations: a3-a6, abdominal segments 3-6; cx1-cx5, coxae of P1-P5; e4, e5, episternites 4, 5; mxp3, external maxilliped; o, female gonopore; pl, female pleopod (setae incompletely figured); s, aperture of spermatheca; t, telson; u, uropod; v3-v5, vestigial pleopods 3-5; 3-8, sternites 3-8; 4/5-7/8, thoracic sternal sutures 4/5-7/8. Dotted line indicates difference in level. Scale bars: A, C, 2.5 mm; B, 1mm.