44 AUSTEALIAN MALACOSTKACA. 



and nearly always sub-divided into lobes or lobules, which are 

 generally covered with granulations. Front formed of two 

 rounded lobes separated by a narrow fissure. Basal joint of the 

 antennsB short and broad, joined to the internal supra-orbital 

 angle ; flagellum lodged in the internal orbital hiatus. Orbit 

 with two fissures above and usually one below. Antero-lateral 

 borders thick, divided into inconspicuous lobes or teeth. Postero- 

 lateral borders short, and nearly always concave. Ambulatory 

 legs broad, laterally compressed. 



69. Actsea tomentosa. A.M. 

 Zozymus tomentosus, Milne-Edw., Hist. Nat. Crust., t. i., 



p. 385 ; Atlas du Kegne Anim. de Cuvier, Crust., pi. xi., bis, 

 fig. 2. 



Actaodes tomentosus, Dana, U.S. Explor. Exped., Crust., i., 

 p. 197. 



Actcsa tomentosa, A. M.-Edw., Nouv. Arch, du Mus., t. i., 

 p. 262. 



Carapace ovoid, very broad, lobulated in front as well as 

 behind, the lobules covered with regular granules and separated 

 by deep sulci. Surface completely covered with a very short 

 close down which does not conceal the granulations. Antero- 

 lateral borders granular, and divided into four inconspicuous 

 lobes, by four fissures which are prolonged on the pterygostomial 

 regions in the form of grooves. Postero-lateral borders very 

 short and concave. Pront deflexed, little prominent, deeply 

 incised mesially, sinuous laterally. Anterior legs covered with a 

 thick down which hides large pointed granules ; fingers villous, 

 granular, white at the tips, and deeply excavated. \M.-E.~] 



Port Denison, etc., common on coral reefs. "Widely distributed 

 throughout the Oriental Region. 



70. Actsea granulata. A.M. 

 Cancer granwlatus Aud., Explication des Planches de l'Egypte, 



Crust., pi. vi., fig. 2 ; De Haan, Faun. Japon. Crust., p. 47. 



Cancer Savignyi, M.-Ed., Hist. Nat. Crust., t. i., p. 378. 



Actcsa pura, Stimpson, Proc. Acad. Nat- Sci., Philad., 1857, 

 sp. 60. 



Actcsa granulata, A. M.-Edw., Nouv. Arch, du Mus., t. i., 

 p. 275. 



