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INTRODUCTION TO ZOOLOGY 



18. What are the pyloric caeca? 



19. What kind of blood has the fish? 



20. Why is a fish said to be cold blooded? 



21. Sketch the brain, naming all the parts in their order. 



22. Sketch a vertebra, naming all the parts. 



Vocabulary of a Fish. 



Words to be pronounced, spelled, and defined with 

 reference to the specimen studied. 



dor'sal 



v6n'tral 



snout 



spi'noiis 



cau'dal 



ho mo (jer'fal 



het er o c/Or'-eal 



a'nal 



pe^'to ral 



pre max'il la ry 



den'ta ry 



vo'mer 



pfi,l'a tine 



o per'^le 



bran €i(i os'te gal kid'ncyg 



gill di'a pbragm 



stri'ae 



ep i dcr'mis 

 lat'er al line 

 per i to no'um 

 he pat'i€ vein 

 gullet 



98e'€al stom'aet^ 

 pneu mo giis'tri-e 9(jn'trum 

 nerve neu'ral spine 



von'tri -yle 



au'ri €le 



ve'nous si'uns 



ar tu'ri al bulb 



a or'ta 



phar yn ge'al teeth 



vGr'te hrse 



py lor'ie (j^'-ea 

 mes'en ter y 

 spleen 

 o'va ry 

 o'vi duet 



me dul'la ob Ion gil'ta 



(;er e bel'liim 



6p'ti€ lobeg 



9er'e brum 



ol fae'to ry lobeg 



perieiir'dial eav'ity 



fil'a ment 



