341. Janira dentata, Sbi/. 



342. Janira sericea, Hds. 



343. Lima angulata, Sb>/, 



344. Lima arcuata, Sbi/. 



345. Lima pacifica, D^Orb. 

 34<3. Lima tetrica, GUI. 



Spoiidylidae. 



347. Spondylus calcifer, Cpr. 



348. Spondykis dubius. 



349. Spondylus limbatus, Sbi/. 



350. Spondylus princeps, Brod. 



351. Spondylus radula, Rre. 



352. Plicatula penicillata, Cpr. 



Osfi'eadae. 



353. Ostrea columbiensis, Hani. 



354. Ostrea conchaphila, Cpr. 



355. Ostrea Cumingiana, Dkr. 



356. Ostrea iridescens, Gray. 



357. Ostrea palmula, Cpr. 



358. Ostrea ?Virginioa, Gmel. 



Aiioiiiiadae. 



359. Placunanomia claviculata, C. 



360. Placunanomia Cumingii, Brod. 



361. Placunanomia foliata, Brod. 



362. Placunanomia pernoides, Graij. 



363. Anomia fldenas, Gruij. 



364. Anomia lampe, Gray. 



GASTEROPODA 

 OPISTIIOBRAjVC IIIATA. 



PleurotoraiiciiitSaD. 



365. Umbrella ovalis, Cpr. 



Pliilinidae. 



366. Smaragdinella thecaphora, C. 



Bullitlae. 



367. Bulla Adamsi, Mke. 



368. Bulla exarata, Cpr. 



369. Bulla nebulosa, GUI. 



370. Bulla pana:nensis, Phil. 



371. Bulla Quoyii, Graij. 



372. Haminea cymbiformis, Cpr. 



373. Haminea vesicula, Gld. 



Cj licIiiiidtiD. 



374. Cylichna luticola, C. B. Ad. 



375. Tornatina carinata, Cpr. 



376. Tornatina infrequens, C.B. Ad. 



GASTEROPODA 

 PUEI?IO.\ATA. 



Aiiriciilidae. 



377. Melampus acutus, D^Orb. 



378. Melampus Bridgesii, Cpr. 



379. Melampus concinnus, C. B. Ad. 



380. Melampus infrequens, C.B. Ad. 

 3S1. Melampus olivaceus, Cpr. 



382. Melampus panamensis, C. B. A. 



383. Melampus stagnalis, D'Orb. 



384. Melampus tabogensis, C. B. A. 



385. Melampus trilineatus, C.B. Ad. 



386. Pedipes angulata, C. D. Ad. 



SiplioiiariadcC. 



387. Siphonaria aequilirata, Cpr. 



388. Siphonaria costata, Shy. 



389. Siphonaria gigas, Shy. 



390. Siphonaria lecanium, Pldl. 



391. Siphonaria maura, Shy 



392. Siphonaria pica, Shy. 



GASTEROPODA 

 PROSOBKAIVC IIIATA. 



HETEROPODA. 

 lautliiuida'. 



393. lanthina decollata, Cpr. 



394. lanthina striulata, Cpr, 



395. Recluzia Rollandiana, Phil. 



CIRRIBRANCHIATA. 

 Dentaliadac. 



396. Dentalium corrugatum, Cpr. 



397. Dentalium hyalinum, PIlH. 



398. Dentalium liratum, Cpr. 



399. Dentalium pretiosum, Shy. 



400. Dentalium tessaragonum. 



SCUTIBRANCHIATA. 

 CUiioiftida>. 



401. Lophyrus albolineatus, B. t^ S, 



402. Lophyrus articulatus, B. ^ Sby. 



403. Lophyrus dispar. Shy. 



404. Lophyrus laevigatus. Shy. 



405. Lophyrus Stokesii, Brod. 



406. Lophyrus striatosquamosus, C. 



407. Callochiton pulchellus, Gray. 



408. Lepidopleurus Beanii, Cj)r. 



409. Lepidopleurus buUatus, Cpr. 



410. Lepidopleurus clathratus, Cpr. 



411. Lepidopleurus magdalensis, //. 



412. Lepidopleurus M'Andreae, C. 



413. Lepidopleurus sanguineus, R. 



414. Lepidochiton proprius, live. 



415. Tonicia crenulata, Brod. 



416. Tonicia Forbesii, Cjir. 



417. Tonicia lineata, Wood. 



418. [Chiton] clathratus, lire. 



419. Chiton columbiensis. Shy. 



420. [Chiton] Elenensis, Sby. 



421. Chiton flavescens, Cpr. 



422. Chiton luridus. Shy. 



423. Chiton scabricula, Sby. 



424. [Chiton] setosus, Sby. 



425. Mopalia Hindsii, Sby. 



