664 EXPLANATION OP THE PIATES, 



PlATE XXVI. 



JKg. A. Chelipede of Leucosia craniolaris, var. lcBvimamis,.x2. 



B. Oreaphorus frontalis, cj, x4. 6, outer view of ctela, X 5. 



C. Matuta inermis, adult $ , X 1|. c, outer view of chela, 



xlj. 



D. Dorvppe austrdliensis, X 3. d, outer view of the chela of a 



male from Moreton Bay, x 3, 



PiATE xxvn. 



Fig. A. Petahmera pulchra, adult $ , x 2, a, anterior view of 

 frontal region, x 2 ; a', part of the sternum, showing the 

 position of the tubercles terminating the sternal sulci, 

 X 2 ; a", outer view of oheHpede, x 2. 



B. Paratymolus seosspinoms, x 4. 6, outer mazillipede, show- 



ing the form of the merus-joint ; 6', outer view of cheU- 

 pede, x4. 



C. Frontal region of Diogenes rectimanits, showing the structure 



of the rostrum, ophthalmic scales, and antennse, x 4. 

 e, outer view of chelipede, x 3, 



Plate XXVIII. 

 Fig. A. Pagurus hessii, $ , X 2. a, outer view of chelipede, x 2*. 



B. Frontal region of S Ewpagurus compressives, x 3, show- 



ing the form of the eyes, antennal peduncles and their 

 appendages, h, outer view of larger chelipede, x3; 6', 

 outer view of smaller ohelijiede, x 3. 



C. Eupagums Tcirkii, cJ , x 3. 



Plate XXIX. 

 Fig. A. Petrolisthes haswelli, adult $ , X If . a, part of the an- 

 tennse, showing the prominent spine on the antepenulti- 

 mate peduncular joint. 



* In this species the postabdominal appendages are triramose j not, as stated 

 in the description, quadiiiamose. 



