ROTALIINAE ■ 421 



A Type tube at Paris is labelled " Truucaliiliua variabilis, Magellan Straits", and con- 

 tains some neat, elongate forms, still recognizable, the other specimens being decomposed. 



359. Truncatulina tenuimargo, Brady. 



TruncatiiUna tenuimargo, Brady, 1884, FC, p. 662, pi. xciii, figs. 2, 3. 



Truncatulina tenuimargo, Heron-Allen and Earland, 1908 etc., SB, 1909, p. 680, pi. xx, fig. 2. 



Eight stations: WS 71, 81, 89, 91, 93, 97, 99, 245. 



An occasional specimen only at each station except WS 245, where a good many were 

 found. They are practically identical with fig. 2 of Brady's original description. 



360. Truncatulina tenuimargo var. alto-camerata, Heron-Allen and Earland. 



Truncatulina tenuimargo, Brady, 1884, FC, p. 662, pi. xciii, fig. 2. 

 Truncatulina tenuimargo, Sidebottom, 1918, FECA, p. 257, pi. vi, figs. 20, 21. 

 Truncatulina tenuimargo var. alto-camerata, Heron-Allen and Earland, 1922, TN, p. 209, 

 pi. vii, figs. 24-7. 



Six stations: 48, 388; WS 88, 225, 245, 246. 



Usually only a single specimen at each of these stations, with the characteristic highly 

 inflated chambers typical of our variety. The best at WS 88 and 246. 



361. Truncatulina wuellerstorfi (Schwager). 



Anomalina wuellerstorfi, Schwager, 1866, FKN, p. 258, pi. vii, fig. 105. 

 Truncatulina zvuellerstorfi, Brady, 1884, FC, p. 662, pi. xciii, figs. 8, 9. 

 Truncatulina wuellerstorfi, Cushman, 1910, etc., FNP, 1915, p. 34, pi. xii, fig. 3. 



Ten stations: 228, 230, 235, 236; WS 99, 245, 246, 248, 408, 433. 



All the stations at which it is recorded are in deep water, and it is moderately common 

 at all of them except WS 245, where the only specimens are remarkably small. At 230 

 and 236, and WS 248 and 408, particularly large and fine specimens were obtained. 



362. Truncatulina akneriana (d'Orbigny). 



Rosalina akneriana, d'Orbigny, 1846, FFV, p. 156, pi. viii, figs. 13-15. 

 Truncatulina akneriana, Brady, 1884, FC, p. 663, pi. xciv, fig. 8. 

 Truncatulina akneriana, Flint, 1899, RFA, p. 333, pi. Ixxvii, fig. 5. 



Twenty-six stations: 48, 51, 53; WS71, 72,73, 76,77, 79, 80, 83,84, 86, 87, 88, 89, 91,92, 93, 

 97, 99, 219, 221, 225, 245, 408. 



Almost universally distributed, often very common. Most numerous and typical at 

 WS 71, 83, 86, 87, 92, 93. Sessile specimens are quite common. The Type is missing. 



363. Truncatulina pseudoungeriana, Cushman (Plate XIV, fig. 35). 



Truncatulina ungeriana, Brady {non d'Orbigny), 1884, FC, p. 664, pi. xciv, fig. 9. 

 Truncatulina pseudoungeriana, Cushman, U.S. Geol. Surv. Prof. Paper, 129 E, 19, 22, p. 97, 

 pi. XX, fig. 9. 

 Cibicides pseudoungeriana, Cushman, 1918, etc., FAO, 1931, p. 123, pi. xxii, figs. 3-7. 



Forty stations : 48,51,53, 228, 230, 388; WS 71, 72, 73,76,77, 79, 80, 83, 84, 86, 87, 88,89, 90, 

 91, 92, 93, 95, 97, 98, 99, 108, 109, 210, 213, 215, 217, 221, 225, 245, 246, 24S, 408, 409. 



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