GLOSSARY. 137 



Submaxillary (L. sub, under; maxilla, a jaw). Under the 



jaw, as the submaxillary salivary glands, which are thus 



situated. 

 Submen'tal (L. sub, under; mentum, the chin). The name of 



an artery and of a vein running beneath the chin. 

 Submen'tum (L. sub, under; mentum, the chin). One of the 



plates of the labium in the Insecta. 

 Suboccfpital (L. sub, under; occiput, the hinder part of the 



head). A branch of the first spinal nerve which runs 



below the back of the head. 

 Subcesophage'al (L. under the oesophagus). The name given 



to a large nerve-ganglion in the Crustacea, which underlies 



the gullet. 

 Suboper'culum (L. sub, under ; operculum, a lid). A bone 



which in some fishes forms part of the skeleton of the gill 



cover or operculum. 

 Subperitone'al arte'rial plex'us. A plexus of small arteries 



formed fronji the branches of the abdominal aorta in the 



subperitoneal tissue of the abdomen. 

 Subpu'bic arch. An arch or angle formed by the tuberosities 



of the ischia of the pelvis. 

 Subpu'bic fas'cia. A fascia stretched across the subpubic 



arch. 

 Subpu'bic li'gament. A ligament attached to the rami of the 



pubic bones. 

 Subra'dular membrane (L. sub, under ; rddula, a scraper). A 



membrane forming part of the odontophore of the Odonto- 



phora. 

 Subsca'pular. The name given to a vein, an artery, and a 



nerve which run beneath the scapula. Also of a muscle 



passing from the inner face of the scapula to the humerus. 

 Subscapula'ris. The name of a muscle passing from the 



scapula to the humerus. 



Subscapularis fos'sa (L. sub, under; scapula, the shoulder- 

 blade; fossa, a ditch). A shallow depression on the 



anterior surface of the scapula. 

 Subscap'ulo-capsula'ris. A muscle occasionally occurring, 



which passes over the subscapularis. 

 Subse'rous. The term applied to the connective tissue found 



beneath the serous membranes. 

 Substan'tia clne'rea gelatino'sa (L. grey gelatinous substance). 



The name applied by Rolando to the grey matter at 



the back part of the posterior cornu of the spinal cord. 



