122 BULLETIN 161, UNITED STATES NATIONAL MUSEUM 



2. Rosalina micens (Cushman). Holotype, USNM 26159. X 100. 



Albatross H3851. 



3. Rosalina concinna (Brady). Cushman Coll. 47273. X 130. Guam 



Anchorage, Ladrone Islands, 21 fms. 



4. Rosalina subbertheloti (Cushman). USNM 27807. X 100. Alba- 



tross H3809. 



5. Rosalina floridana (Cushman). Cushman Coll. 19287. Holotype 



of Discorbis opima Cushman. X 100. Off Nairai, Fiji, 24 fms. 



Plate 5 

 (a, Dorsal view; 6, ventral view; c, peripheral view) 

 Figure 1. Planulinoides biconcavus (Jones and Parker) . USNM 641050. X 36. 

 Off Poor Knights Island, New Zealand, 60 fms. 



2. Bronnimannia haliotis (Heron- Allen and Earland). USNM 641021. 



X 75. Off Fiji, 40-50 fms. 



3. Heronallenia lingulata (Burrows and Holland). USNM 641043. 



X 120. Guam Anchorage, Ladrone Islands, 21 fms. 



4. Lamarckina sp. USNM 641058. X 75. Albatross H3798. 



5. Cancris auriculus (Fichtel and Moll). USNM 641034. X 60. 



Near Nairai, Fiji. 



6. Neoconorbina terquemi (Rzehak). USNM 641060. X 120. Alba- 



tross H3809. 



Plate 6 



(a, Dorsal view; b, ventral view; c, peripheral view) 

 Figure 1. Streblus beccarii tepida (Cushman). USNM 641026. X 120. 

 Levuka, Fiji, 12 fms. 



2. Oridorsalis umbonatus (Reuss). USNM 641103. X 52. Albatross 



H3923. 



3. Gyroidina lamarckiana (d'Orbigny). USNM 641033. X 60. Off 



Nairai, Fiji, 24 fms. 



4. Gyroidina soldanii d'Orbigny. USNM 641078. X 60. Albatross 



H3860. 



Plate 7 



(a, Dorsal view; b, ventral view; c, peripheral view) 

 Figure 1. Eponides tumidulus (Brady). USNM 27869. X 115. Albatross 

 H3791. 

 2. Streblus beccarii tepida (Cushman). USNM 641030. X 130. Mo- 

 kaujar Anchorage, Fiji. 

 3, 4. Eponides repandus (Fichtel and Moll). X 32. Extremes of a 

 transitional series connecting the typical form with the "Rosalina 

 lateralis"— form. 3, USNM 27876. Albatross H3875. 4, Cush- 

 man Coll. 47309. Nairai, Fiji, 12 fms. 



Plate 8 

 (a, Dorsal view; b, ventral view; c, peripheral view) 

 Figure 1. Gavelinopsis praegeri (Heron-Allen and Earland). USNM 641071. 

 X 60. Albatross H3841. 



2. Rotorbinella mira (Cushman). USNM 641029. X 72. Mokaujar 



Anchorage, Fiji. 



3. Valvulineria glabra Cushman. USNM 641076. X 72. Albatross 



H3859. 



4. Bueningia creeki Finlay. USNM 641086. X 120. Albatross H3875. 



