150 PROCEEDINGS OF THE GEOLOGICAL SOCIETY. [DcC. 20, 



3. A. SQUAMOSA, spec. nov. PI. YII. fig. 29. 



Rhachis thick, coarsely rugose, with two rows of closely placed 

 cones or scaly fruits. 



U. C, Pictou {J, W, D,). 



4. A. ?, spec. nov. 



Indistinct, hut apparently different from those above described. 

 M. C, Joggins {J. W. D.) ; Sydney {B. Brown). 



TEiGONOCABPtJM, Brougu. 



1. Trigonocaeptjm Hookeri, Dawson, Quart. Journ. Geol. Soc. vol. 



xvii. 

 M. C, Mabou (J. W. D.). 



2. T. SiGiLLAEi^, spec. nov. PI. XII. fig. 76. 



Ovate, i inch long ; testa smooth, or rugose longitudinally, acu- 

 minate, two-edged. Found in erect trunks of SigiUarice in large 

 numbers. 



M. C, Joggins (J. W. D.). 



3. T. INTERMEDIUM, SpCC. UOV. PI. XII. fig. 78. 



AUied to T^olivceformis, but larger and more elongated. 

 M. C, Joggins, {J, W, D.). 



4. T. AVELLANUM, spcc. uov. PI. XllCiig. 77. 



Allied to T. ovatum, L. & H. ; three-ribbed, size and form of a 

 filbert. 



M. C, Joggins {J. W, D,) ; Sydney {B. Brown), 



5. T. MINUS, spec. nov. PI. XII. fig. 75. 



Half the size of T. HooJceri, and similar in form. 

 M. C, Joggins (J. W. D.). 



6. T. ROTUNDUM, spec. nov. 



Small, round-ovate, shghtly pointed. 

 M. C, Joggins {J. W. D,), 



7. T. NCEGGERATHi, Brongu. 



Newer Coal-formation, Pictou {J. W. D.). 



Rhabdocarpus, Goepp. and Bergm. 



1. Rhabdocarpus ?, spec. nov. 



Ovate acuminate, less than half an inch long. 

 M. C, Joggins (J, W. D,). 



2. R. iNSiGNis, spec. nov. PI. XII. fig. 69. 



1*5 inch long, ovate, smooth, with about seven ribs on one side, 

 and the intervening surface obscurely striate. The nature of this 

 fossil is perhaps doubtful; but if a fruit, it is the largest I have 

 seen in the Coal-formation. 



U. C, Pictou (J. W, I).). 



