Review of the types of Indo-Pacific Triphoridae (Mollusca, Gastropoda) in the Muséum national d’Histoire naturelle, Paris Author Albano, Paolo G. Department of Animal Conservation and Public Engagement, Stazione Zoologica Anton Dohrn, Villa Comunale, 80121 Naples (Italy) and Department of Palaeontology, University of Vienna, Althanstrasse 14, A- 1090 Vienna (Austria) pgalbano @ gmail. com (corresponding author) Author Franco, Davide Di Author Azzarone, Michele Department of Palaeontology, University of Vienna, Althanstrasse 14, A- 1090 Vienna (Austria) davide. di-franco @ senckenberg. de mikeal. mikeal @ gmail. com franco@senckenberg.de Author J., Piet A. Naturalis Biodiversity Center, Darwinweg 2, 2333 CR Leiden (The hannco. bakker @ Author Bakker Netherlands) @ naturalis. nl Author Sabelli, Bruno Museo di Zoologia dell’Università di Bologna, via Selmi 3, 40126 Bologna (Italy) bruno. sabelli @ unibo. it sabelli@unibo.it text Zoosystema 2023 2023-01-20 45 2 13 106 journal article 10.5252/zoosystema2023v45a2 1638-9387 7569742 urn:lsid:zoobank.org:pub:11878F2F-A180-44B2-8CBC-F1577E258F6F Inella xystica Jousseaume, 1884 ( Fig. 69 ) Inella xystica Jousseaume, 1884: 247 , pl. 4, fig. 8. TYPE LOCALITY. — Madagascar . FIG. 67. — Mastonia tricolor Jousseaume, 1884 , New Caledonia: A , original figure in Jousseaume (1884) ; B -K , syntype, MNHN-IM-2000-1397; front ( B , C ), side ( D , E ), back ( F ), apex ( G , H ), microsculpture ( I ), peristome ( J , K ); L , M , original labels. Scale bars: B-F, 1 mm; G, H, 0.1 mm; I, 0.2 mm; J, K, 0.4 mm. TYPE MATERIAL . — Syntype . Madagascar MNHN-IM-2000-491; 1 specimen ; from type locality. ORIGINAL DESCRIPTION. — Testa conico-elongata, cancellata, rufonigricante; anfractibus fere 14 vel 15 planis, tuberculorum seriebus tribus albescentibus-ornatis, sutura profunda, canaliculata, distinctis; intervallo tuberculorum toruloso, rufoque tincto; ultimo ad basin planulato, costis quinis moniliferis, ornato; apertura rotundata, lateraliter late fissa; canali subelongato, recurvo, superne striato. — Long. 13, lat. 4 millim. [Latin diagnosis followed by a discussion in French] TRANSLATION OF THE LATIN TEXT. — Conical-elongated shell, cancellate, red-brownish; usually from 14 to 15 flattened whorls, adorned by three series of whitish tubercles and separated by a deep and canaliculated suture; the interspace between tubercles is coloured in reddish; last whorl flattened at the base, adorned by fine granular spiral cords; rounded aperture, laterally and largely fissured; slightly elongated, curved siphon, striated above. — Length 13, diameter 4 mm . FIG. 68. — Mastonia tulipa Jousseaume, 1898 , “Aden, Djibouti”: A -K , syntype 1, MNHN-IM-2000-494: front ( A , B ), side ( C , D ), back ( E ), peristome ( F , G ), protoconch ( H , I ), microsculpture ( J ), first protoconch whorl ( K ); L -N , syntype 2, MNHN-IM-2000-494: front ( L ), side ( M ), back ( N ); O , original label. Scale bars: A-E, L-N, 1 mm; F, G, 0.4 mm; H-J, 0.2 mm; K, 0.05 mm. DIAGNOSIS. — Shell cyrtoconoid with flat sides. Syntype 11.2 mm high. Teleoconch of c. 11 whorls. Three spiral cords present, the second appearing on the fifth whorl. First two cords with tubercles at the intersection with orthocline axial ribs. Second cord initially as a fine thread, but later developing tubercles. Peristome without additional spiral cords. Posterior sinus shallow. Base with two tubercled additional spiral cords. Protoconch missing in the syntype . Shell dark brown with light brown to white tubercles. Siphonal canal light brown.