Annals of the South African Museum, Volume 50South African Museum, 1968 - Natual history |
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Page 175
... Description . Two colonies differing in dimensions and proportions , though both with the adherent part of the hydrotheca sculptured externally by 30-40 delicate perisarcal ridges . ABD 9E ( from 347 m . ) epizootic on Nemertesia ramosa ...
... Description . Two colonies differing in dimensions and proportions , though both with the adherent part of the hydrotheca sculptured externally by 30-40 delicate perisarcal ridges . ABD 9E ( from 347 m . ) epizootic on Nemertesia ramosa ...
Page 182
... Description . Colony bearing gonophores and reaching a maximum height of 1.6 cm . Sertularella xantha Stechow , 1923 Sertularella xantha : Stechow , 1925 : 472 , fig . 32. Millard , 1957 : 218 , figs . 10K , 11I . Records . ABD 15A ...
... Description . Colony bearing gonophores and reaching a maximum height of 1.6 cm . Sertularella xantha Stechow , 1923 Sertularella xantha : Stechow , 1925 : 472 , fig . 32. Millard , 1957 : 218 , figs . 10K , 11I . Records . ABD 15A ...
Page 308
... Description Rostrum apically bifid . Carapace with well - defined supra - branchial ridge , with a less well - defined ridge ventral to the former . Cervical groove in posterior third of the carapace . Slight groove in antero - lateral ...
... Description Rostrum apically bifid . Carapace with well - defined supra - branchial ridge , with a less well - defined ridge ventral to the former . Cervical groove in posterior third of the carapace . Slight groove in antero - lateral ...
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Common terms and phrases
abdomen adcauline adnate anomodonts antennal joint Anteosaurus anteriorly apically basal cell base basioccipital basisphenoid bone braincase Cape Town capensis carapace carapace length Clinus acuminatus cranial cross-sections Cyrtosia developed Dicynodon Dinocephalia distal distinctly dorsal dorsum sellae Empidideicus endocranial cavity epipterygoid exoccipital face fenestra ovalis foramen forms frons genus groove head hind margins holotype hydrotheca IKMT internode Jonkeria last sternite Lateral view longer longitudinal Lystrosaurus mantle length material median septum n.sp narrow nematothecae nerve occipital olfactory opisthotic orbitosphenoid ossified parasphenoidal rostrum parietal pereiopods photophores Plonia posteriorly proboscis proötic pterygoid quadrate reddish brownish region ridge sagittal sella turcica septosphenoid Sergestes shorter side skull slender slightly snout South African Museum species specimen sphenoidal sphenoidal complex spines stapes sternite Struthiocephalus suckers SUID-AFRIKAANSE MUSEUM supraoccipital surface sutural Tapinocephalus Tapinocephalus zone tergites therapsids thorax transverse trigeminal tube upper vein Ventral view volume number vomer wavy underlining wings