Annals of the South African Museum, Volume 93The Museum, 1984 - Natual history |
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Page 127
... valve is inflated and alate , with a short ter minal spine projecting posteriorly . The ala has a ribbed leading edge that ex- tends forward into the anterior quarter of the valve . A second blade - like spine occurs on the ala trailing ...
... valve is inflated and alate , with a short ter minal spine projecting posteriorly . The ala has a ribbed leading edge that ex- tends forward into the anterior quarter of the valve . A second blade - like spine occurs on the ala trailing ...
Page 131
... valve an almost alate appearance . A small angular eye swelling occurs just below the anterior CA of each valve . Surface punctate with indistinct reticu- lation that is best developed in posterior areas . In dorsal view carapace is ...
... valve an almost alate appearance . A small angular eye swelling occurs just below the anterior CA of each valve . Surface punctate with indistinct reticu- lation that is best developed in posterior areas . In dorsal view carapace is ...
Page 157
... valve exterior . Description External features . Ovate outline , symmetrical , broadly rounded AM with narrow frilled border and low AM rim . Anterior part of valve compressed . PM roundly acuminate , apex at about mid - height . DM ...
... valve exterior . Description External features . Ovate outline , symmetrical , broadly rounded AM with narrow frilled border and low AM rim . Anterior part of valve compressed . PM roundly acuminate , apex at about mid - height . DM ...
Contents
Pleurobranchaea Leue 1813 | 8 |
Pleurobranchaea Macfarlandaea subgen nov | 40 |
Koonsia Verrill 1882 | 46 |
Copyright | |
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Common terms and phrases
Age and distribution Agulhas Bank Agulhas Current anal Antennule Aptian Arculicythere Astacilla Atlantic base Basin Bay Cape Town Bergh Cape Town Cenomanian copulatory stylet core 1/cc Cretaceous Crozet Cunha cytheracean Diaphus Dingle distal dorsal view DSDP duct Durban early-middle Albian elongate endopod exopod Falkland Plateau fauna female genus Giesbrecht gland Holotype Indet Indian Ocean inner ramus Isocythereis Isopoda juvs Kensley Lampanyctus lateral line length lobe Majungaella Marcus Maxilla Maxilliped meckelii Meiring Naude cruises Microarcturus mid-Cretaceous middle Albian Myctophidae Nafpaktitis Oertli ostracod outer ramus ovig Paratypes pectoral penial sac penis pereonite Pereopod photophore pleon pleonite Pleopod Pleopod 2 male pleotelson Pleurobranchaea posterior margin posteriorly Remarks ridge rounded samples sealensis setae slightly South African Museum southern species specimens spines spinose stylet surface theloides tubercles Uropod Valanginian valve Vayssière ventral vertical Walvis Bay Walvis Bay Cape Zululand