128 . III. DIST. CHAR. Prototype. 



nothing more than representations of imper- 

 fect reliquia of other bodies,, as shells, leaves. 



Quincimcial (quincuncialia)v\'aced in a quincunx order i. c. 

 so disposed that each receptacle forms the centre to the 

 four next surrounding it. Millepora truncata, T.23. f. 2. 

 Ellis. 



Ternary (terna) placed three together. 



Quaternary (quaterna) four together. 

 &c. &c. 



Imbricate (imbricata)so disposed as to lie over each other, like 



tiles on a roof. 

 Inordinate (inordinata) not disposed in any regular or deter- 



minable order. Madrepora muricata, T. 57. Ellis. 



Scattered (sparsa) inordinate, and at unequal distances from 

 one another. Millepora alcicornis, p. 141. n. 19. Ellis. 

 h.)C&\yciform(raceptaculum calyciforme s. c0/#CM/ws)cup-shaped; 



wide and open at the mouth. 



Calathiform (calathtforme) hemispherically cup-sliaped, the 

 margin of the aperture not spread or recurved. Sertula- 

 ria Ptnnatula, T. 7. f. 2. Ellis. 



Campanulate (campanulatuni) bell-shaped; more or less 

 bellying out at the base, with the margin of the aperture 

 spreading and somewhat recurved. 



Cyathiform (cyathiforme) obconically cup-shaped; like a 

 wine-glass, wide at the mouth and gradually lessening to 

 the base. Flustra verticillata. 



Poculiform (poculiforme) cylindrically cup-shaped, with the 

 base hemispherical, and but slightly, or not at all, spread- 

 ing or recurved at tlie mouth. Sertulariafrutescens,T.6. 

 f. A. Ellis. The open mouthed or cup-shaped receptacles 

 (calyculi in sertularia} are generally described as campa- 

 nulate (denticuli campanulati) though they differ in their 

 form as much as the small-mouthed or pointed receptacles, 



