Il8 GLOSSARY. 



PuT)is (L.pitbes, the region of the groin). A bone of the pelvis 



which in man forms the anterior portion of the vs innoini- 



natinn. 

 Pu'bo-fe'moral. The name given to a ligament entering into 



the formation of the capsule of the hip-joint. 

 PuTbo-ure'thral. An occasional muscle of the perina?um. 

 Pu'bo-ve'sicaL An occasional muscle of the perinoeum passing 



from the back of the symphysis pubis to the neck of the 



bladder. 



Puden'da(L.///</<w, modest). The labia majora; also the vulva. 

 Puden'daL A branch of the small sciatic nerve, supplying the 



region below the pubis. 

 Pu'dic (L.pudicus, modest). The name given to the arteries, 



nerves, and veins supplying the generative organs. 

 Pull'cidffl (L. pulex, pulicis, a flea). A group of insects which 



comprises the fleas. 

 Pul'mo-CTita'neous (L. pulmo, a lung ; tit/is, skin). A vein 



which supplies blood to the lungs and skin in some 



Vertebra ta. 

 PuTmo-gastero'poda (L. pulmo, a lung ; Gr. gastcr, a stomach ; 



POUS, podos, a foot). The division of the Gasteropoda 



which includes all those forms which breathe air directly 



by means of a pulmonary sac. 

 Pul'monary (L. puhno, a lung). Relating to the lungs, as the 



pulmonary artery, which conveys blood to the lungs. 



Also applied to any apparatus which answers the purpose 



of a lung, as the pulmonary sac in the Gasteropoda. 

 Pulmona'ta (L. pulmo, a lung). A group of the Odontophora 



which breathe air directly. 

 Pulvi'nar (L. a couch covered with cushions). A prominence 



on each thalamus opticus of the brain. 

 Pun'cta lachrymalis (L. lachrymal spot). 

 Punc'tum cae'cum (L. the blind spot). The point of the retina 



from which the optic nerve fibres radiate, so called because 



insensible to light. 



Pu'pa (L. a doll). A chrysalis. The stage in the metamor- 

 phosis of an insect intermediate between the larva and the 



imago. 

 Pupi'para (L. pupa, a doll). A group of insects, destitute (or 



nearly so) of wings. 

 Pus. Matter from a sore. 

 Pycnogo'nida (Gr. pttknos, great, excessive; gonu, a knee). A 



groupof the Arthropoda having very long ambulatory limbs. 



