126 GLOSSARY. 



Scale'nus (Gr. skalcnos, with unequal sides). Applied to each 



of a group of muscles in the neck. 

 Scanso'res (L. scansdrius, adapted for climbing). According 



to the old system of classification, an order of birds ; it 



included the parrots and cuckoos. 

 Scanso'rius (L. adapted for climbing). A muscle which in 



some Vertebrata passes from the ilium to the femur. 

 ScaphS'cerite (Gr. ska 'p >//<?, a bowl ; kcras, a horn). The 



flattened plate which is attached to the second joint of 



the antennas in the Crustacea. 

 Scaphog'nathite (Gr. skaphe, a bowl ; gnathos, a jaw). A wide 



oval plate attached to the second maxilla in the Crustacea, 



and used for baling the water out from the gill chamber. 

 Sca'phoid ") (Gr. skaphe, a boat ; eidos, shape). The name of 

 Scaphoi'des ) one of the bones of the carpus, and also one 



of the tarsus. 

 Scapho'poda (Gr. skaphe, a boat ; pous, podos, a foot). A 



group of the Odontophora. 

 Sca'pula (Latin). The shoulder-blade, or its representative in 



the lower Vertebrata. 

 Sca'pula accesso'ria (L. additional scapula). A small bone 



developed in some birds on the outer side of the shoulder- 

 joint 



Sca'pus (L. a stalk). The main stem of a bird's feather. 

 ScMndy'lesis (Gr. schitiduleo, I split). A term applied to a 



joint where one bone is received into a groove in another, 



as in the case of the sphenoid bone and the vomer. 

 Schi zocoele (Gr. schists, a splitting ; koile, a cavity). A term 



applied to the perivisceral cavity of the Invertcbrata, when 



formed by a splitting of the mesoblast of the embryo. 

 Schizd'gnathffi (Gr. schist's, a splitting; gnathos, a jaw). A 



subdivision of the carinate birds. 

 Schizo'poda (Gr. schists, a splitting ; pous, podos, a foot). 



A group of the Podophthalmia. 

 Sciatic (an abbreviation of ischiatic). Relating to the region 



of the hip. 

 Scincoi'dea (L. scincus, a species of lizard ; Gr. eidos, shape). 



A group of the Lacertilia. 

 Sciuroinor'pha (L. sciurus, a squirrel ; morphe, form). A group 



of Rodents which comprises the squirrels. 

 Scleren'chyma (Gr. skleros, dry ; enchuma, tissue). Hard 

 woody fibre in plants; also the calcareous part of a 

 growing coral. 



