Annals of the South African Museum, Volume 91 |
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Page 25
Ovicell prominent , broader than long , hemispherical or somewhat irregular ;
ectooecium with a transversely oval frontal foramen . No avicularia . Etymology
Familiaris ( L . ) — familiar , an allusion to the morphological features
characteristic of ...
Ovicell prominent , broader than long , hemispherical or somewhat irregular ;
ectooecium with a transversely oval frontal foramen . No avicularia . Etymology
Familiaris ( L . ) — familiar , an allusion to the morphological features
characteristic of ...
Page 78
A . Young zooids showing characteristic form of spiramen and adjacent
avicularium . B . Older zooids , with numerous additional avicularia . C . Zooids
from the branch keel , showing immersed spiramina and prominent avicularian
cystids .
A . Young zooids showing characteristic form of spiramen and adjacent
avicularium . B . Older zooids , with numerous additional avicularia . C . Zooids
from the branch keel , showing immersed spiramina and prominent avicularian
cystids .
Page 196
By contrast the latest Triassic forms were large animals ( skull length
approximately 570 cm ) that had lost all trace of teeth and had developed to the
full the horny beak characteristic of the group . In their skull characteristics
dicynodonts ...
By contrast the latest Triassic forms were large animals ( skull length
approximately 570 cm ) that had lost all trace of teeth and had developed to the
full the horny beak characteristic of the group . In their skull characteristics
dicynodonts ...
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Common terms and phrases
Adeonella appears avicularia basal base BMNH border boss branch broad Broom Bryozoa Busk calcification capital characteristic characters chiefdoms closely collected Colony encrusting condyles dentary described Description Colony developed dicynodonts directed distal distinct distribution dorsal edge elongate erect extending Family Figure foramen forms Frontal wall further genera genus grooves Harmer Hayward & Cook hexagonal included lateral length live lower jaw mandible marginal Material Stations SM Measurements means medially Museum narrow Note O'Donoghue opesia oral spines original oval Ovicell paired palatal palatine parietals peristome Polyzoa pores posterior postorbital present Primary orifice prominent proximal pterygoid references region Remarks reported ridge rostrum rounded Ryland secondary separated short showing side similar single situated skull slender South African species spiramen Stations SM 163 surface Table teeth triangular tusk type specimen typically values ventral wide zooids