63 
MML TISSUES - MOLLUSCA & RADIATA 
s 
1377 
Rasp of Melania; J.E. Gavit 
s 
1378 
Echinus spine; J.E. Gavit; May 2, 1852 
s 
1379 
Longitudinal section, spine of Echinus; John E. Gavit; 
May 5, 1852 
s 
1380 
Transverse section of spine of Echinus 
s 
1381 
Young Echinus; Monterey, California 
s 
1382 
Section of spine of Echinus 
s 
1383 
Ambulacra! appendages of Echinus 
s 
1384 
Echinus spine; J.E. Gavit 
s 
1385 
Tuberculated spicules and sponges 
s 
1386 
Tuberculated spiculum; Dr. Bailey 
s 
1387 
Spicule of sponge; Alqua [?] Bay, Africa 
s 
1388 
Sponge spicule; unknown 
s 
1389 
Spicules of Pachymatisma Johnstonia; Torquay [= Torbay] 
Devonshire, England 
1390 
[No information] 
s 
1391 
Spicules of Alcyonella 
1392 
[No information] 
1393 
[No information] 
1394 
[No information] 
s 
1395 
Spine of Cedarius [?]; from Dr. Mantell to J.W. Bailey; 
Dr. Carpenter 
s 
1396 
Cedarius spine; J.E. Gavit; May 11, 1852 
s 
1397 
Section of spine of Cedarius [?]; Cladophora mamillata 
s 
1398 
Section of Pinna shell 
s 
1399 
Animal matter of Pinna shell 
1400 
[No information] 
1401 
[No information] 
