INDEX. 



PAGK 



INTEODUCTION, . . . . . . . .1 



I. DESCRIPTION OF THE SPECIES AND GENERA, ..... 5 



A. Pal^onemertea — 



Carinina grata, . . . . ' . . . .5 



Eiqwlia delineata, . . . . . . . .11 



„ giardii, . . . . . . . . .11 



„ australis, . . . . . . .13 



„ nippo7iensis, . . . . . . . .14 



B. H0PL0^fEMERTEA 



Drepanoplioms rubrostriatus, . . . . . . .15 



„ serraticollis, . . . . . . .17 



„ lankesteri, . . . . . . .18 



Amphipwus moseleyi, . . . . . . . .20 



„ marioni, . . . . . . . .22 



Tetrastemma agricola, . . . . . . , .23 



„ fuscum, ........ 25 



Pelagonemertes rollestoni, . . . . . . . .25 



C. SCHIZONEMERTEA 



Cerebratuhia trimcatus, . . . . . . .37 



viedullatiis, . . . . . . . .39 



longijissus, . . . . . . . .40 



corrugatus, . . . . . . .41 



parkeri, . . . . . . . .43 



a7igusticeps, . ....... 44 



macroren, . ....... 46 



sp. inc., . ....... 47 



List of Stations at which Nemertea were obtained, . . . . .50 



II. anatomy- 

 Integument, .......... 53 



Muscular System, Connective Tissue, &c., .. . . . . .62 



Nervous System, . . . . . . . . .73 



Sense-Organs, Accessory Glandular Structures, and Organs of Unknown Significance, 90 

 Proboscis and Proboscidlan Sheath, . . . . . .98 



Digestive Apparatus, ......... 107 



Nephridial and Blood- Vascular System, . ■ .112 



Generativk Organs, . . . . . • • • .117 



III. GENERAL CONSIDERATIONS, . . • • • .121 



LIST OF AUTHORS REFERRED TO IN THE TEXT, . . . • .149 



