The Invertebrate Fauna of the Uitenhage Series. 219 



(1) ZWABTKOP'S RlVER. 



(Specimens collected by Messrs. Rogers and Schwarz, 1900.) 



a. Eailway cutting between milestones 24f-24f on the railway from 



Uitenhage to Graaff-Reinet, about 3 miles from Uitenhage. 



Thamnastrcea sp (345, 346, 347, 348, 349) 



Serpula of. concava (J. Sow.) (332) 



Pecten (Camptonectes) projectus Tate (297, 350) 



Lima (Acesta) obliquissima Tate (346) 



Exogyra imbricata Krauss (312) 



Trigonia conocardiiformis (Krauss) ... (297, 298) 



wm? Sharpe (309) 



Cyprina borcherdsi Tate (313) 



Thetironia papyracea (Sharpe) (315) 



Meretrix iiitenhagensis sp. nov (316) 



Thracia sp (331) 



Natica uitenhagensis ? sp. nov (314, 350) 



Holcostephanus uitenhagensis sp. nov. (276) 



b. Grass Ridge, 3 miles east-north-east of Uitenhage. 



Trigonia tatei Neumayr (335) 



Trapezium? tatei sp. nov (310) 



Meretrix uitenhagensis sp. nov (310) 



Solecurtus sp (310) 



Pleuromya baini (Sharpe) (317, 318, 334, 335) 



Act&onina atherstoni (Sharpe) (333) 



c. Krantz near Picnic Bush, north-east of Red House. 



As tarte (Eriphyla) herzogi (Goldf .) (328) 



d. Kloof on the left side of Zwartkop's River, east-north-east of 

 Red House. 



Trigonia ventricosa (Krauss) (308) 



As tarte (Eriphyla) herzogi (Goldf.) (326, 327) 



Tancredia schwarzi sp. nov (324) 



Meretrix uitenhagensis sp. nov (324) 



