GEOLOGY AND PALEONTOLOGY OF PALOS - Pubs Warehouse

PLATE 35
[Species and varieties illustrated are still living unless otherwise specified]
FIGURE 1. Acanthina lugubris (Sowerby). Length 34 mm., width 23.5 mm. U. S. Nat. Mus. 498645. Locality 82, fourth terrace.
Found also in deposits on second terrace.
2. Pecten vogdesi Arnold. Worn broken right valve. Length 59.5 mm., height 56.5 mm., diameter 20 mm. U. S. Nat.
Nat. Mus. 498646. Locality 105, second terrace. .Reported from Palos Verdes sand.
3, 4. Pecten vogdesi Arnold. Broken left valve. Length (incomplete) 53.5 mm., height 55.5 mm. diameter 6.5 mm. U. S.
Nat. Mus. 498647. Locality 105, second terrace.
5, 6. Trigoniocardia biangulata (Sowerby). Right valve of medium size. Length 26.4 mm., height 24.3 mm., diameter 9.5
mm. U. S. Nat. Mus. 498648. Locality 105, second terrace.
7. Calliostoma eximium (Reeve). Length 7.6 mm., width 8 mm. U. S. Nat. Mus. 498649. Locality 121, Palos Verdes sand.
8. Rissoina pleistocena Bartsch. Length 4 mm., width 1.8 mm. U. S. Nat. Mus. 498650. Locality 140, Palos Verdes sand.
Found also in deposits on second terrace. Not known to be living.
9. Turritella cooperi Carpenter. Length (incomplete) 41.7 mm., width 10.5 mm. U. S. Nat. Mus. 498651. Locality 112,
Palos Verdes sand. Found also in Lomita marl, .Timms Point silt, and San Pedro sand.
'10, 11. "Nassa" fossata coilotera Woodring, n. var. Type. Length (almost complete) 48 mm., width 25 mm. U. S. Nat.
Mus. 498652. Locality 108, Palos Verdes sand. Not known to be living.
12,13. " Nassa" delosi Woodring, n. sp. Type. Length (incomplete) 34mm., width 19mm. U. S. Nat. Mus. 498653. Locality
113, Palos Verdes sand. Not known to be living.
14, 15. "Nassa" delosi Woodring, n. sp. Length (almost complete) 30.7 mm., width 17.7 mm. U. S. Nat. Mus. 498654. Lo­
cality 120, Palos Verdes sand.
16, 17. "Nassa" cerritensis Arnold. Length (almost complete) 25.6 mm., width 13.6 mm. U. S. Nat. Mus. 498655. Locality
120, Palos Verdes sand.
18, 19. "Nassa" cerritensis Arnold. Length (almost complete) 21.5 mm., width 12 mm. U. S. Nat. Mus. 498656. Locality
120, Palos Verdes sand.
20. Forreria belcheri (Hinds). Length (incomplete) 103.5 mm., width (not including spines) about 63 mm. U. S. Nat.
Mus. 4,98657. Locality .123, Palos Verdes sand.
2.1. " Cancellaria" tritonidea Gabb. Length (almost complete) 49 mm., width (not including nodes) about 30 mm. U. S.
Nat. Mus. 498658. Locality 120, Palos Verdes sand. Found also in San Pedro sand and in deposits on third terrace
(identification doubtful). Not known to be living.
22. Olivella pedroana (Conrad). Neotype. Length 12 mm., width 5.7 mm. U. S. Nat. Mus. 498659. Locality 113, Palos
Verdes sand. Found also in San Pedro sand.
23, 24. Anadara perlabiata (Grant and Gale). Small left valve. Length 12.9 mm., height 11.7 mm., diameter 5.3 mm. U. S.
Nat. Mus. 498660. Locality 124, Palos Verdes sand.
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