Conomitra mauryae Rutsch, 1942 † (original description)
Corbula (Tenuicorbula) aequivalvis (R. A. Philippi, 1836) accepted as Juliacorbula aequivalvis (R. A. Philippi, 1836) (basis of record)
Corbula (Tenuicorbula) aequivalvis stainforthi Rutsch, 1942 † (original description)
Crassinella guppyi plana Rutsch, 1942 † (original description)
Crucibulum springvaleense Rutsch, 1942 (original description)
Cymatium (Ranularia) kugleri Rutsch, 1942 † accepted as Monoplex lignarius (Broderip, 1833) (original description)
Phos rohri Rutsch, 1942 † (original description)
Phos springvaleensis Rutsch, 1942 † (original description)
Polinices boutakoffi Rutsch, 1942 † (original description)
Puncturella (Fissurisepta) springvaleensis Rutsch, 1942 † (original description)
Pyrene (Eurypyrene) schideri Rutsch, 1942 † (original description)
Pyrene (Strombina) cunninghamcraigi Rutsch, 1942 † (original description)
Pyrene (Strombina) duddeleyi Rutsch, 1942 † (original description)
Springvaleia Rutsch, 1942 † (original description)
Springvaleia leroyi (Guppy, 1867) † (new combination reference)
Terebra (Strioterebrum) brechincastrensis Rutsch, 1942 † (original description)
Turbonilla (Peristichia) Dall, 1889 accepted as Peristichia Dall, 1889 (basis of record)
Turbonilla (Peristichia) springvaleensis Rutsch, 1942 † (original description)
Turritella guppyi Cossmann, 1909 † (additional source)
Turritella planigyrata Guppy, 1867 † (additional source)
Turritella trinitaria Maury, 1925 † (additional source)

Trinidad for Conomitra mauryae Rutsch, 1942 † 
Trinidad for Corbula (Tenuicorbula) aequivalvis stainforthi Rutsch, 1942 † 
Trinidad for Crassinella guppyi plana Rutsch, 1942 † 
Trinidad for Crucibulum springvaleense Rutsch, 1942 
Trinidad for Cymatium (Ranularia) kugleri Rutsch, 1942 † 
Trinidad for Phos rohri Rutsch, 1942 † 
Trinidad for Phos springvaleensis Rutsch, 1942 † 
Trinidad for Polinices boutakoffi Rutsch, 1942 † 
Trinidad for Puncturella (Fissurisepta) springvaleensis Rutsch, 1942 † 
Trinidad for Pyrene (Eurypyrene) schideri Rutsch, 1942 † 
Trinidad for Pyrene (Strombina) cunninghamcraigi Rutsch, 1942 † 
Trinidad for Pyrene (Strombina) duddeleyi Rutsch, 1942 † 
Trinidad for Terebra (Strioterebrum) brechincastrensis Rutsch, 1942 † 
Trinidad for Turbonilla (Peristichia) springvaleensis Rutsch, 1942 † 

 Etymology

 for Cymatium (Ranularia) kugleri Rutsch, 1942 †

Named after Dr. H. G. Kugler, Chief Geologist of the Central Mining and Investment Corp. [details]

 Etymology

 for Phos rohri Rutsch, 1942 †

Named after Dr. K. Rohr, a geologist with Trinidad Leaseholds Ltd. [details]

 Etymology

 for Polinices boutakoffi Rutsch, 1942 †

Named after Dr. N. Boutakoff, paleontologist at Kern Trinidad Oilfields Ltd. [details]