Annals of the South African Museum, Volume 78The Museum, 1979 - Natural history |
From inside the book
Results 1-3 of 31
Page 60
... margin is abruptly truncate , vertical , with terminal umbones , and the posterior broadly rounded . The thick flank costae are ornamented with coarse tubercles and curve forwards so as to terminate mostly along the anterior margin of ...
... margin is abruptly truncate , vertical , with terminal umbones , and the posterior broadly rounded . The thick flank costae are ornamented with coarse tubercles and curve forwards so as to terminate mostly along the anterior margin of ...
Page 95
... margins each bear a single minute spine . Arising from the outer margin is a single , large , forward - directed spine . Behind each process is a row of four spines which extends posteriorly to the cervical groove . The frontal margin ...
... margins each bear a single minute spine . Arising from the outer margin is a single , large , forward - directed spine . Behind each process is a row of four spines which extends posteriorly to the cervical groove . The frontal margin ...
Page 98
... margin of the carapace of P. unicornutus is in marked contrast to the straight , irregularly spined margin of P. truncatus . Barnard's single juvenile of P. mossambicus has a simple arrangement of two submedian spines on a smooth ...
... margin of the carapace of P. unicornutus is in marked contrast to the straight , irregularly spined margin of P. truncatus . Barnard's single juvenile of P. mossambicus has a simple arrangement of two submedian spines on a smooth ...
Contents
J see DE DECKER A H | 18 |
COOPER M | 66 |
DE DECKER A H B COETZEE D | 67 |
Copyright | |
4 other sections not shown
Other editions - View all
Common terms and phrases
abbreviations Africa ammonite artefacts authors bicuspidata Gould Bivalvia BMNH bone bowls Brenton Formation CALIFORNIA Cape Town carapace cave Choromytilus coast coastal Conus copepod Cretaceous Deacon deposit described Haughton DIEGO LIBRARY dorsal ERSITY excavated fauna figures fish flakes flanks fragments fynbos Gansbaai Gastropoda genus geol Hendey Holocene holotype included indicated Inguza Kelders Kitchin Langebaanweg late Holocene layer 12 Leda material midden Myophorella namacolus Nelson Bay occupation oil yield ornamented Paratype parentheses phosphate rock pottery Pterotrigonia punctuation quartz references registration number ribs samples SAN DIEGO sand scientific name separate author's name shell shellfish sherds shouldered italics Smith South African Museum southern Cape species specimens spines Steinmanella subheadings are shouldered Synonymy Synonymy arrangement Table tarsometatarsus Therocephalia Toit Trigonia Trigoniidae tubercles turbinata Uitenhage Umgazana Umgazaniceras thieuloyi Umsinenoceras UNIV UNIVERSITY upper Valanginian Varswater Formation venter ventral VOLUME 78 volume number Walvis Bay