Figures 264-269, Hipponix Costellatus Anatomy: 264, Female, Whole Ventral View, Note Localization of Capsules (Cp); 265, Same Ex
Luiz Ricardo L. Simone - Biota Neotropica, v2 (n2) - BN01602022002 66 Figures 264-269, Hipponix costellatus anatomy: 264, female, whole ventral view, note localization of capsules (cp); 265, same extracted from shell, dorsal view; 266, head-foot, female, frontal view, head turned to right (left in fig), capsules removed; 267, same, dorsal view, visceral mass and pallial organs removed, capsules preserved in situ; 268, visceral mass and pallial cavity roof, ventral view; 269, pallial cavity roof, transversal section in its middle region, just parallel to rectum (gill filament is not so aligned as shown). Scales = 1 mm. http://www.biotaneotropica.org.br Luiz Ricardo L. Simone - Biota Neotropica, v2 (n2) - BN01602022002 67 Figures 270-278, Hipponix costellatus anatomy: 270, head and haemocoel, ventral view, foot included propodium removed; 271, same, snout opened ventrally, its walls deflected; 272, buccal mass and esophagus, ventral, slight lateral-left view, esophagus opened longitudinally; 273, dorsal wall of buccal mass, ventral view, odontophore and its septum with esophagus removed; 274, buccal mass, dorsal view; 275, same, ventral view; 276, odontophore, ventral view; 277, same, dorsal view; 278, same, ventral view, detail of its central region with m6 sectioned and deflected, inner (ventral) surface of br exposed. Scales = 1 mm. http://www.biotaneotropica.org.br Luiz Ricardo L. Simone - Biota Neotropica, v2 (n2) - BN01602022002 68 Figures 279-283, Hipponix costellatus anatomy: 279, odontophore, ventral view, most of muscles deflected, radula and subradular cartilage extracted and deflected upwards; 280, visceral mass, intestine (seen if remainder structures were transparent) and pericardium, dorsal view, dorsal wall of stomach and pericardium removed, part of adjacent mantle also shown; 281, ovary and pallial oviduct, ventral view; 282, anterior region of head-foot of male, dorsal view; 283, penis, ventral view.
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