Mr. C. V. Biiikc on the Cyclogasteiidie. 507 



Ci'chiosoma {Parapetenia) atromaculatum, sp. n. 



Depth of body 2\ to 2^ in the length, length of head 2ito 3. 

 Snout as lons^ as or longer than eye, the diameter of which 

 is 3_^ to o^ in the length of head ; interorbital width 3^ to 3^. 

 Depth of prneorbital 5 to § the diameter of eye. ]\laxillary 

 extcndinpr to below anterior margin, prremaxillary processes 

 to al)ove anterior \ of eye ; jaws equal anteriorly ; fold of 

 the lower lip continuous ; a jiair of anterior canines in the 

 upper jaw, 2 pairs in the lower ; cheek with 5 series of 

 scales; 7 or 8 gill-rakers on lower part of anterior arch; 

 lower pharyngeals united by their straight inner edges ; 

 pharyngeal teeth conical. Scales 29-31 ^^, 2 or 2^ between 

 lateral line and base of anterior part of soft dorsal. Dorsal 

 XVII 10-11; spines subequal from sixth or seventh to 

 fourteenth or fifteenth, which are a little less than ^ the 

 length of head ; last about | the length of head. Anal 

 VI 8-9. Pectoral | the length of head, extending to above 

 vent or origin of anal ; ventrals reaching anal. Caudal 

 rounded. Caudal peduncle somewhat deeper than long. 

 Body with 7 dark cross-bars bearing one series of blackish 

 spots above the lateral line and two below it ; fourth bar 

 ending above in a spot at base of last three dorsal spines ; 

 sixth connecting a pair of spots at ends of bases of dorsal and 

 anal fins ; a spot at base of pectoral, another on upper part 

 of base of cauilal ; fins dusky, with traces of series of small 

 darker spots. 



Four sjiecimens, 85-115 mm. in total length, from Tado, 

 Eio San Juan, Clioco, S.W. Colombia, collected by Mr. G. 

 Palmer. 



This species is related to C. urophthalmus. 



LIV. — Xote on the CyclogasteridaB. 

 By Charles Victor Burke. 



LtJTKEN (1898) has called attention to tiie uncertainty 

 existing concerning the species of Cyclogaster and Care- 

 proctus and the validity of the latter genus. From an 

 examination of the work of other writers, notably tliat of 

 Collett (1880 and 1905) and Smitt (1893), we are forced to 

 agree with Liitken that there is a " hopeless Liparis ques- 

 tion," especially as regards the species of the North Atlantic 

 and the Arctic Ocean north of Europe. This confusion has 



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