328 BULLETIN Ql, UNirED STATES NATIONAL MUSEUM. 



CYCLOGBAPSUS PUNCTATUS Milao Edwards. 



Plate 99. 



C]/cloiirapsna punctatus Mn>NE Edwakds, Hist. Nat. Crust., vol. 2, 18.37, 

 p. 78 (type-locality, Indian Ocean; type in Paris Mus.), 



Gnathochasmus barbafus MacLeay. Illus. Zool. S. Africa, 18.38. p. C5, pi. 3 

 (type-locality, South Africa; type pro)3al)ly not extant). 



cSesaritta barbata Krauss, Sudafr. Crust., 1843, p. 45, pi. 8, fig. Sa-c. 



Cyclof/rapsus minutus Jacquinot, in Honibron and Jacquinot, Voy. au Pole 

 Sud, Zool., atlas. Crust, 1S52, pi. C, figs. 8 and H ; vol. 3, Crust., 18o3, 

 p. 75 (type-locality, Talcaliueno; type in Paris Mus.). 



Diagnosis. — Edge of front plainly visible in dorsal view. A deep 

 postorbital sulcus. Tooth on merus joints of legs. Dactyli of legs 

 very stout. 



Description. — Carapace larger and more uneven than in the two 

 preceding species; length about four-fifths of width; on the anterior 

 half, four large pits on each side; front and 

 antero-lateral regions with uneven punctae. Front 

 less deflexed than in C. integer or cinereus, its 

 margin visible in dorsal view; width more than 

 two-fifths width of carapace. Outer orbital angle 

 blunt; lower margin very incomplete. A deep gut- 

 ter leads backward from it under the antero-lateral 

 Pio. 153.— Ctclo margin. 

 cuAPsus ruxcTA- Ischium of outer maxilliped narrower behind 



TUS, OUTER M.\X- ,, . y, . , 



I L L I r E D , EN- than m 0. integer. 



T>AUGEn. (Afteu Chelipeds very strong. Wrist and hand nearly 



Milne Euwauds.) ,. . . , . •. ^• i • ^ • • ^ 



smooth. A promment longitudmal ridge mside 

 palm, l^rehensile teeth feeble, upper edge of pollex slightly convex. 



Second leg one and three-fourths times as long as carapace. Merus 

 joints with a feeble subterminal tooth; dactyli and only the distal 

 end of the anterior edge of the propodi short-pilose; no great pu- 

 bescence between bases of second nnd third legs; dactyli very stout, 

 and last pair x^vy short. 



Abdomen of male tapering gradually from the third to the sixth 

 segment, this part of the margin being concave. 



Color. — Purplish-brown with black punctae (Stimpson). Green- 

 ish-3'cllow, carapace Avith dark-red spots or dots, claws unicolored or 

 with dark red dots (Krauss). 



Measurements. — Male (3240), length of carapace 23.5, width of 

 same 28.5, fronto-orbital width 20.7 mm. 



Habitat. — Under stones (Krauss), In holes in mud in brackish 

 water at mouth of river (Krauss). 



Range. — Chile: Valparaiso Bay (Valparaiso Mus.) ; Juan Fernan- 

 dez (Lenz) ; Talcahuano (Jacquinot). Also South Africa. Indian 



