AUSTBALIAN MALACOSTKACA. 43 



Milne-Edwards gives the locality of this species as New 

 Holland. It has since been found at Mauritius and in " Oceania ;' ' 

 it is only a doubtful Australian species. 



Genus Lophactj3A, A. Edwards. 

 Carapace strongly convex both transversely and antero- 

 posteriorly. Antero-lateral borders long, forming a regular 

 curve of large radius with the front ; with a fine sharp border 

 divided by narrow incisions into lobes. Regions well-defined, 

 divided into lobes by smooth fissures. Eront lamellar, straight 

 or slightly sinuous. Antennary region and external maxillipedes 

 as in Atergatis. Chelipedes sub-equal, sometimes surmounted 

 by a crest, sometimes rounded above. Ambulatory legs short, 

 compressed laterally, crested above. Abdomen of the male with 

 five segments. 



68. LophaotSBa granulosa. 



Xantho granulosus, Riippell. 



QSgle granulosus, De Haan, Faun. Japon., p. 17. 



Cancer limbatus, Milne-Edwards, Hist. Nat. Crust., t. i., p. 377, 

 pi. xvi., fig. 14. 



Atergatis limbatus, Dana, op. cit., t. i., p. 157 ; Heller, Synops. 

 der Crust, des Rothen Meeres, p. 4. 



Lophaetcea granulosa, A. M.-Edw., Nouv. Arch, du Mus., t. i., 

 p. 247. 



Carapace broad ; surface closely covered with coarse rounded 

 and prominent tubercles, which become obsolete on the posterior 

 portion of the carapace. Eront straight and interrupted in the 

 middle line by a linear fissure. Antero-lateral borders longer 

 than the postero-lateral borders, thin, lamellar, smooth, and 

 divided by three linear fissures into four lobes of which the last 

 is the smallest. Chelipedes sub-equal ; hand rounded and 

 granular above, not crested. 



Cape G-renville (Macleay Museum). Eound previously in the 

 Red Sea and on the coast of Zanzibar. 



Q-enus Actjea, De Haan. 

 Carapace broad, convex, especially in the antero-posterior 

 direction; slightly convex behind. Regions strongly marked 



