492 CARBONIFEROUS TRILOBITES OF AUSTRALIA, 



Brachymetapv.^ dnvsfani Mitchell. 

 Ficrs. 15-16. — Showing the cephalon and pyoidium of the species. (Coll. 

 (geological Museum, Dept. of Mines, Brisbane, No, F 1031; and 

 Queensland Museum. Brisbane, No. 712). 



Plate 1. 

 All figures, except 2 and H, whieli are about nat. size, x #. 

 Phillipsia (iramlis Eth. fil. 

 Figs. 1. "2, 3. — Photos of a pygidium. Figs. 2 and 3 are from casts of No. 1 

 in Fig. 1. Besides the pygidium, parts f)f at least three free cheeks, 

 etc., are visible. One cheek shows within it tlie hypo-stome. The 

 borders of these cheeks are remarkablj- Luge. (Coll. (geological 

 Museum, Dept. of Mines, Brisbane. No. F 027). 



Phinipsia eloiKjata Mitchell. 

 Figs. 4, 5, 6, 7. — Figs. 4 and 7 represent pygidia. Fig. .3 is a side-view of a 

 very fine specimen, and shows, besides other features, the squatness 

 of the eyes. Fig. (>, a pygidium and a portion of a head-shield. 

 (Coll. (Geological and ■Mining Museum. Dept. of Mines, Sydney. 

 Nos. F 14!>6, 1.-)(I0. and l.)0()). 



J^hi/h'p.-n'a rockhaniptoiitnsis M itchell. 



Figs.S, 9. — Two pygidia. Fig. 8 is a photo of the specimen sliown in (U'ol. 

 and Pal. (Queensland and New (Guinea, Pl.xliv., fig.G. Fig.9 repre- 

 sents a young individual. (Coll. (Queensland Museum, Brisbane, 

 No.833: and (Jeological Museum. Dept. of Mines, l>risbaiie, No. 

 F7i>2). 



PhiUipsiai'i) woodwardi Eth. fil. 



Fig. 10,~(3n this specimen are several pygidia and a remarkable iiypostome, 

 doubtfully assumed to belong to this species; and, in addition, the 

 greater part of a cheek of a Hrachymetopiis; the position of which 

 is indicated by an arrow. (Coll. (Geological Museum, Dept. of 

 Mines, Brisbane. No. 1007). 



Fig. 11. — Glabella; one of Mr. Etheridge's types. (Coll. (Queensland 

 Museum, Brisbane. No. 707). 



Plate li. 

 If not otherwise indicated, all the figures are x 'i (about). 



Phillipsia mori/anensis Mitchell. 

 Fig. 1. — A photo, in two sections, of a specimen on which are parts of at 

 least three individuals, all assumed to belong to this species. The 

 glabellar, pygidial, ocular, and hypostomal features are all dis- 

 cernible, as are also those of the thorax. (Coll. Geological Museum, 

 Dept. of Mines, Brisbane. No.F 1000), 



