27 Mdl 
Systematic. — Prosobrahohia. 
2231 
Acanihopleura, Dupuis 134. 
Callistochiton acinatus, celelusj 
California; aepynotus, Puget Sd.; cyano' 
sus, chthonius, California ; fisheri, Aleu- 
tians ; duncamis, Galapagos Is. spp. n., 
Ball Washington Nation Mus. Proc. 55 
pp. 510-512. 
Chaetopleura, Lahille 240. — ? C. 
lactica sp. n. California, Ball Washing- 
ton Nation. Mus. Proc. 55 p. 509. 
Chiton lamyi sp. n. Obock., Bupuis 
Bui. Mus. Paris 23 p. 538. — C., Crozier 
104. — G ., Crozier & Arey 107. — 
C., Bbbaisieux 125. — C., Bupuis 135. 
Chomplax^ Bupuis 136. 
Crasjiedochiton^ Odhner 297. 
Cryptoplax, Bupuis 135. 
Cyanoplax fackenthallae sp. n. 
California, Berry Lorquiana 2 p. [45.] 
llanleya spicata sp. n. California 
Berry Proc. Cal. Acad. Sci. 9 p. 8. 
I schnochiton (Lepidozona) asthenes, 
golischi spp. n. California, Berry 
Lorquiana 2 p. [47]. — I, marmoratus, 
bryanti, brunneus, listrum, California; 
ritteri Alaska ; I ? exanthemaius, Straits 
of Magellan ; I. ophioderma, Panama ; 
ucelidoluSy Straits of Magellan ; mari- 
j)osa, berryi, I. {Stenoplax) aethonus, I. 
{Radsiella) aethalotus, I. eucosmius, 
venezius, California spp. n.) Ball 
Washington Nation. Mus. Proc. 55 
pp. 503-509. — 7. with 7. bouryi nom. n. 
for 7. variegatusy Nierstrasz, BuPuis 
Buh Mus. Paris 23 pp. 534-535. — 7., 
Berry 41. — 7., Bupuis 135. 
Lepidopleurus {Leptochiton) ambuslus, 
lycurguSy oldroydi, California ; agesilausy 
Straits of Magellan ; nicomedeSy S. 
Chile, Ball Washington Nation. Mus. 
Proc. 55 pp. 499-501. — L. hadius, 
Saunders 338. 
Leptochiton, Berry 41. 
Liolophuray Bupuis 135. 
Mopalia chlorisy California ; goniura, 
celetoideSy Alaska ; spp. n. M. 
Semimopalia subgen. n. with J7. {S.) 
griseay Tierra del Fuego sp. n.. Ball 
Washington Nation Mus. Proc. 55 pp. 
513-514. — M. egrettay cirratay Alaska; 
phorminxy chacei, California spp. n.. 
Berry Lorquiana 2 pp. [45-46]. — M. 
Berry 41. 
- Nuttallina allantophoray magdalena 
spp. n. California, Ball Washington 
Nation. Mus. Proc. 65 p. 502. 
Placiphorella pacifica sp. n. Alaska, • 
Berry Lorquiana 2 p. [46]. 
Plaxiphora, Bupuis 134,— P., 
Lahille 240. 
Schizochiton jousseaumei sp. n. 
Perim, Bupuis Bui. Mus. Paris 23 
p. 536. 
Stenoplax, Bupuis 135. 
Tonicia mixta, pustulifera spp. n. 
California, Ball Washington Nation. 
Mus. Proc. 65 pp. 515-516.— P., 
Bupuis 136.— P., Lahille 240.— 
T . y Odhner 297. 
Xiphiozona subgen. n. {Lepidopleurus), 
L. (X.) heathi sp. n. California, Berry* 
Ijorquiana 2 p. [45]. 
Prosobranchia. 
Terebridab, Conidae, Turridae 
{Pleurolomidae olim) & Cancel- 
LARIIDAB. 
Admete rhyssa sp. n. S. Coronado 
Isd., Ball Proc. U.S. Nation. Mus. 56 
p. 306. 
f Admete with A. viridula sheppardi 
sp. n. Tertiary England, Bell Natural- 
ist London 1919 p. 58. 
Agathotoma pomara sp. n. California, 
Ball Proc. U.S. Nation. Mus. 56 p. 305. 
Antiplanes agamcdea, California ; 
Kamchatica, balimoides Behring Sea ; 
litus, abarbarea, briseis, hyperia, amycus, 
amphitritCy a. var. beroe California spp. 
& var. n., Ball Proc. U.S. Nation. 
Mus. 66 pp. 33-37. 
Bathytoma regnans sp. n. Indian 
Ocean, Melvill Proc. Malac. Soc. 13 
p. 68. 
Bellaspira melea sp. n. Panama, 
Ball Proc. U.S. Nation. Mus. 56 p. 29. 
Borsonellabarbarensis,nychia,om,phale, 
nicoli, rhodope spp. n. California, Ball 
Proc. U.S. Nation. Mus. 56 pp. 37-39. — 
B. civitella sp. n. California, Ball 
Proc. U.S. Nation. Mus. 56 p. 302. 
\Borsonia inculta sp. n. Tertiary 
U. S. A., Moody Berkely Cal, Pub. Bui, 
10 p. 54. 
