Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Томи 41 – 42The Society, 1902 |
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Сторінка 22
... regard to the pronunciation should be noted : 1. Medial and final h is never an aspirate , but merely a pause . 2. The combination ng is pronounced like ng in ' king . ' 3. The combination rh is a deep guttural gh . Actual has not ...
... regard to the pronunciation should be noted : 1. Medial and final h is never an aspirate , but merely a pause . 2. The combination ng is pronounced like ng in ' king . ' 3. The combination rh is a deep guttural gh . Actual has not ...
Сторінка 59
... regard to some of these general characteristics it is im- possible at present either to affirm or deny their presence in Tere- bratulina . For example , owing to the difficulty of identifying individual cells I cannot say whether or not ...
... regard to some of these general characteristics it is im- possible at present either to affirm or deny their presence in Tere- bratulina . For example , owing to the difficulty of identifying individual cells I cannot say whether or not ...
Сторінка 60
... regard the cœlom formation in chætognaths and brachiopods as being more than analogous processes , and as such devoid of phylogenetic significance . In Phoronis , according to Caldwell ( '85 ) , two pairs of cœlomic cavities are formed ...
... regard the cœlom formation in chætognaths and brachiopods as being more than analogous processes , and as such devoid of phylogenetic significance . In Phoronis , according to Caldwell ( '85 ) , two pairs of cœlomic cavities are formed ...
Сторінка 65
... regard to the differences shown by the cœlom , one must bear in mind the fact that in the brachio- pod larva the cœlom almost entirely disappears , except in the man- tle , and a segmentation of the coelom in later stages could not ...
... regard to the differences shown by the cœlom , one must bear in mind the fact that in the brachio- pod larva the cœlom almost entirely disappears , except in the man- tle , and a segmentation of the coelom in later stages could not ...
Сторінка 67
... regard the brachiopods as ancient cephalized chatopods , while Serpula , Amphitrite , Sabella , Protula and others may be regarded as modern ( later ) cephalized chatopods " ; and Kowalevsky ( '74 ) maintained that the brachiopods ought ...
... regard the brachiopods as ancient cephalized chatopods , while Serpula , Amphitrite , Sabella , Protula and others may be regarded as modern ( later ) cephalized chatopods " ; and Kowalevsky ( '74 ) maintained that the brachiopods ought ...
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Africa AMER AMERICAN PHILOSOPHICAL SOCIETY animals appear April Asia Australia auta autic beds belong blastopore body brachiopods Cambaroides Cambarus canals cells Central chromosomes cœlom connection contains crude oil Crustacea crystals curves Decapods deposits distillates distribution division domeykite drones eggs enteron Eocene equation evidence existence fact fauna Feb'y fertilization follicle formation forms fossils freshwater genera genus geographer geological Greater Antilles hydrocarbons islands Jan'y Jurassic land larva larvæ later Lower Cretaceous male mantle mass Mesozoic method Mexico Miocene nature Noctua North northern nuclei observed Ocean Oligocene origin parthenogenesis Pennsylvania petroleum Philadelphia PHILOS plate Pliocene polar body posterior Potamobius present probably PROC produced Prof queen region relation represented river sandstones separated shown solution South America southern species spermatocyte spermatogonia spermatozoa stage Terebratulina Tertiary theory tion Upper Cretaceous Zool