A manual of zoologyWilliam Blackwood & Sons, 1878 - Zoology |
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Page vi
... Brachiopoda would be met with in the " Vermes , " in the immediate neighbourhood of the Annelides ; and in looking for the Tunicates he would either have to direct his search to the group just mentioned , or he might even light vi PREFACE .
... Brachiopoda would be met with in the " Vermes , " in the immediate neighbourhood of the Annelides ; and in looking for the Tunicates he would either have to direct his search to the group just mentioned , or he might even light vi PREFACE .
Page xiii
... Brachiopoda - General characters - Shell - Arms - Atrial system - De- velopment of Affinities of - Divisions of - Distribution of , in space and time , CHAPTER XLV . 370-377 General characters and divisions of the Mollusca Proper ...
... Brachiopoda - General characters - Shell - Arms - Atrial system - De- velopment of Affinities of - Divisions of - Distribution of , in space and time , CHAPTER XLV . 370-377 General characters and divisions of the Mollusca Proper ...
Page 165
... Brachiopoda , and very abundant in certain parts of the Devonian System , the operculum consisted of a single valve or piece . In Gonophyllum four valves were present , and in Cystiphyllum prismaticum there were four or more valves in ...
... Brachiopoda , and very abundant in certain parts of the Devonian System , the operculum consisted of a single valve or piece . In Gonophyllum four valves were present , and in Cystiphyllum prismaticum there were four or more valves in ...
Page 349
... Brachiopoda , and in a few other forms , the intestine ends cæcally . In some the mouth is surrounded by ciliated ten- tacles ( Polyzoa , fig . 182 ) ; in others it is furnished with two ciliated arms ( Brachiopoda , fig . 187 ) ; in ...
... Brachiopoda , and in a few other forms , the intestine ends cæcally . In some the mouth is surrounded by ciliated ten- tacles ( Polyzoa , fig . 182 ) ; in others it is furnished with two ciliated arms ( Brachiopoda , fig . 187 ) ; in ...
Page 350
... Brachiopoda the course of the circulation is not defi nitely ascertained , and it is doubtful if a true heart is present in all . In the higher Mollusca a distinct heart is always present , and consists of an auricle which receives the ...
... Brachiopoda the course of the circulation is not defi nitely ascertained , and it is doubtful if a true heart is present in all . In the higher Mollusca a distinct heart is always present , and consists of an auricle which receives the ...
Contents
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782 | |
Other editions - View all
Manual of Zoology ...: With a General Introduction on the Principles of Zoology Henry Alleyne Nicholson No preview available - 2015 |
Common terms and phrases
abdomen adult alimentary canal ambulacral amongst animal Annelides antennæ anus aperture appendages Arachnida articulated attached birds bivalve body bones Brachiopoda branchiæ branchial calcareous carapace cavity cephalothorax chitinous ciliated composed comprising consists contractile Crustacea Ctenophora developed disc distinct division dorsal embryo Eocene external extinct extremity feet females fins fishes Foraminifera fossil furnished gemmation genera genus gills head horny Huxley Hydrozoa incisors Insects integument intestine known labium larva larvæ legs limbs living locomotive males Mammals mandibles margin maxillæ membrane molars Mollusca mouth nervous system operculum organs ovum Owen pairs Paleozoic parasitic placed plates polypide polypites Polyzoa portion possess posterior present regarded reproductive Reptiles resembling respiratory Rotifera rudimentary Scolecida segments shell side Silurian single skeleton sometimes somites species spines stomach structure sub-order surface tail teeth tentacles termed thorax toes transverse tube upper usually valves ventral Vertebrates vesicle whilst wings Zoantharia zooids