MOEPHOI.OGY OF OPISTHOCOMUS CEISTATUS. 



83 



X. List of Abbreviations used in the Letterpress and Plates. 



(The Roman Numerals 



ac. Acetabulum. 

 ac.]}. Acromial process. 



ag. Angulare. 

 al.e. Aliethmoid. 

 al.n. Alinasal. 

 al.s. Alisphenoid. 

 al.sp. Aliseptal. 

 ao. Antorbital. 

 ar. Articulare. 

 a.s.c. Anterior semicircular canal. 



at. Atlas. 

 a.t.r. Anterior tympanic recess. 

 au. Auditory capsule. 

 ax. Axis. 

 b.h.br. Basihyobranchial. 

 b.hy. Basihyal. 

 b.o. Basioccipital. 

 b.s. Basisphenoid. 

 b.t. Basitemporal. 



c. Centrale. 



c.a. Costal appendage. 



c.br. Ceratobranchial. 



cd.v. Caudal vertebrse. 



c.f.c. Craniofacial cleft. 



chy. Ceratohyal. 



cl. Clavicle. 



cm. Centrum. 



cn.p. Cnemial process. 



cr. Coracoid. 



c.r. Cervical rib. 



cr.g. Crista galli. 



c.u. Centralo-ulnare. 



c.v. Cervical vertebrfe. 



d. Dentary. 



d.c. Distal carpals. 

 dg. Digit. 

 VOL. XIII. — PART II. No. G. — April, 1 



indicate nerves and their foramina.) 



ds.v. Dorso-sacral vertebrae. 

 d.v. Dorsal vertebrae. 

 e.br. Epibranchial. 

 e.lvy. Epihyal. 

 e.n. External nostril. 

 e.o. Exoccipital. 

 e.st. Extrastapedial. 

 eu. Eustachian opening. 

 f. Frontal and Femur. 

 fb. Fibula. 

 fbe. Fibulare. 

 f.m. Foramen magnum. 

 fr. Furcula. 

 g. Ganglion. 

 gl. Glenoid cavity. 

 li. Humerus. 

 h.s.c. Horizontal semicircular canal. 



i. Intermedium. 

 i.a.c. Interarticular cartilage. 

 i.ag. Internal angular process. 

 i.e. Internal carotid. 

 ic. Intercentvum. 

 i.cl. Interclavicle. 



il. Ilium. 

 i.o.f. Interorbital fenestra. 

 i.r. Intermedio-radiale. 

 isc. Ischium. 

 i.st. Infrastapedial. 

 i.th. Inferior turbinal. 

 i.tr. Intertrabecula. 

 j. Jugal. 

 I. Lachrymal. 

 I.e. Lachrymal canal. 

 Is.v. Lumbo-sacral vertebrae. 

 mk. Meckel's cartilage. 

 m.st. Metasternum and Mediostapedial. 

 SUl. N 



