Annals of the South African Museum, Volume 52The Museum, 1969 - Natural history |
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Page 9
... differences or different combinations of characters are found , although the two forms are sympatric at one time of year . Two isolating mechanisms seem to have developed . There is a difference in breeding times , with the southern ...
... differences or different combinations of characters are found , although the two forms are sympatric at one time of year . Two isolating mechanisms seem to have developed . There is a difference in breeding times , with the southern ...
Page 145
... difference in the size of the sentinel is probably due to an age difference , since the shape of the sentinel and the nature of the corresponding cartilage ( accesory 1 ) are the same in both species . Furthermore , the presence of the ...
... difference in the size of the sentinel is probably due to an age difference , since the shape of the sentinel and the nature of the corresponding cartilage ( accesory 1 ) are the same in both species . Furthermore , the presence of the ...
Page 239
... difference in size was noted . In a few of the adults the growth of the body was probably moderated by the necessary regeneration of one or more injured appendages , but relatively low values were also common in a number of perfect ...
... difference in size was noted . In a few of the adults the growth of the body was probably moderated by the necessary regeneration of one or more injured appendages , but relatively low values were also common in a number of perfect ...
Contents
THE TUNAS OF THE GENUS THUNNUS IN SOUTH AFRICAN | 3 |
Calappa | 8 |
Distribution and migrations | 14 |
Copyright | |
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Achaeus adult Agulhas Agulhas Current alalunga albacares animals antennal Antidorcas Arari dolphins assemblage Atlantic Atlantide dolphin axial Barnard bones Cape Town capensis carapace carapace length carpus cartilage caudal chela clasper coast comparative dactyl Decapoda distal dolphin dorsal Durban Durban dolphin ecdysis Elandsfontein Family females Fish fossil Fraser frontalis G PED genus groove haughtoni Hendey Holotype horn cores Indian Ocean intermoult periods lalandii lateral lirae lobes M₁ maccoyii males mandible margin material Melkbos miraletus moulted n.sp obesus ocellifera outer lip ovig pereiopods Pleistocene pleopod posterior present species range recorded Redunca region ribs ridge rock lobsters rogersi rostrum sculpture segment shell skull Slangkop slightly snout South African Museum specimens spermatophoric spines spinules Station BRU Stenella SUID-AFRIKAANSE MUSEUM surface Swartklip Syncerus TABLE teeth temperature Thunnus tooth Transgression complex transverse tubercles tuna valve ventral vertebrae whorl width Zool ZOOLOGICAL NOMENCLATURE