Annals of the South African Museum, Volume 90The Museum, 1983 - Natural history |
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Page 294
... Collignon , 1965 : 82 , pl . 451 ( fig . 1835 ) : 84 , pl . 452 ( fig . 1837 ) . This species was described on the basis of the holotype only . Two other specimens are described by Collignon . All are from Madagascar . 5. Yabeiceras ...
... Collignon , 1965 : 82 , pl . 451 ( fig . 1835 ) : 84 , pl . 452 ( fig . 1837 ) . This species was described on the basis of the holotype only . Two other specimens are described by Collignon . All are from Madagascar . 5. Yabeiceras ...
Page 310
... Collignon ( 1965 : 87 , pl . 454 ( fig . 1841 ) ) ; it differs only in having a slightly narrower umbilicus ( 43 % compared to 49 ) . Y. costatum most closely resembles Y. ankinatsyense Collignon ( 1965 : 87 , pl . 354 ( fig . 1842 ) ...
... Collignon ( 1965 : 87 , pl . 454 ( fig . 1841 ) ) ; it differs only in having a slightly narrower umbilicus ( 43 % compared to 49 ) . Y. costatum most closely resembles Y. ankinatsyense Collignon ( 1965 : 87 , pl . 354 ( fig . 1842 ) ...
Page 311
... Collignon ( 1965 : 84 , pl . 452 ( fig . 1839 ) ) are easily distinguished by their massive whorls and the development of large umbilicolateral tubercles at diameters comparable to our specimens . The holotype of Y. bituberculatum Collignon ...
... Collignon ( 1965 : 84 , pl . 452 ( fig . 1839 ) ) are easily distinguished by their massive whorls and the development of large umbilicolateral tubercles at diameters comparable to our specimens . The holotype of Y. bituberculatum Collignon ...
Contents
Systematic discussion | 41 |
Synopsis of the Afrotropical genera of Philosciidae | 47 |
INTRODUCTION | 51 |
Copyright | |
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age classes age profiles age structure Agulhas Bank alluaudi Boule Antenna Antennular Antennule Apanthura apex attritional Barnard basal body chamber Budde-Lund capensis carpus catastrophic cephalon Chrysomya clavi coiling Collignon Coniacian croceipalpis crown height Damalacra Diagnosis diameter distal dorsal view Elandsfontein endite endopod endopodite Exiteloceras exopodite False Bay female Figure flagellum Forresteria Forresteria fossil genera genus Haliophasma Hoepen Holotype instar larva intertidal Isopoda Kensley Langebaan Langebaanweg large mammals lateral tubercles Lemoine & Thévenin Leptanthura lobe Malacanthura male Mandible margin Matsumoto Maxilliped mid-dorsal mortality profiles Nahia Natal Natalscia Neancyloceras non-ovig Nyanzachoerus ovig paratypes Pelorovis pereonites Pereopods 4-7 Philoscia Pleon Pleopod Pleopod 1 exopod population posterior propodal palm Raphicerus ribs rounded Saldanha Bay samples setae South African Museum specimens spines spiracles Taiti Telson third instar tooth Transkei triangular Type material Holotype type species ungulate UNWORN Uropodal Uropodal exopod ventral whorl Yabeiceras Zululand