MESOZOA, HEMICHORDA. 
Verm. 57 
MESOZOA. 
Neresheimer (331). 
Lohmannella catenata, at Villafranca, Neresheimer, Zeitschr. wiss. Zool. 
Ixxvi, pp. 137-166, pis. x & xi. 
HEMICHORDA. 
[The following memoirs relate to Hemichorda : — Beneden (456), 
Browne (54), Caullery & Mesnil (76), Longchamps (274), Bitter & 
Davis (375), Schepotiepp (398), Schdltz (409), Spengel (428-433).] 
General Biology. 
Anatomy of Pti/chodera spp., Spengel (428-433). 
Ecology, morpology, and speciology of the young of some Western North 
American Enteropneiista, Bitter & Davis (375). 
Begeneration in Phoronis, Schultz (409). 
Development and anatomy. Van Beneden (456). 
Distribution. 
Heligoland, Phoronis n. sp., Longchamps (274). 
Systematic. 
Actinotrocha hranchiata., p. 33, A. pallida., p. 45, Longchamps, Wiss. 
Meeresuntersuch. vi, 1. 
Asymmetron orientale, A. macricaudatum, Florida, Barker, Bull. Mus. 
Harvard xlvi, 2, pp. 46 & 47, pi. i, fig. 4, pi. ii, fig. 7, n. spp. 
BraTichiostoma pelagicum, Florida, Barker, t. c. p. 40, pi. i, figg. 1 & 2, 
n. sp. 
Glossoholanus elongatus, Gulf of Naples, Spengel, Zool. Jahrb. Anat. xx, 
pp. 315-362, pis. xx-xxii, n. sp. 
Heteropleuron agassiz., H. parvum, pp. 43 & 44, pi. ii, figg. 5 & 6, Florida, 
Barker, Bull. Mus. Harvard xlvi, 2, n. spp. 
Phoronis, development. Van Beneden, Bull. Ac. Belgique 1903, pp. 1216- 
1232 ; P., regeneration, Schultz, Biol. Centrbl. xxiv, pp. 310-317 ; 
Scilly Isles, Browne, J. Inst. Cornwall xvi, pp. 120-132 ; P. gracilis^ 
anatomy, Longchamps, Wiss. Meeresuntersuch. vi, 1, p. 25. 
P. miilleri, Heligoland, Longchamps, t. c. p. 9, pi. i, n. sp. 
Protohalanus n. n. for Bolanocephalus koehleri Caull. and Mesn., Caullery 
& Mesnil, Zool. Jahrb. Anat. xx, pp. 227-256, pis. xii & xiii. 
Ptychodera Jiava^Pt. ery thrcea, an&tomj, Spengel, Zool. Jahrb. Anat. xviii, 
pp. 271-326, pis. xxiv-xxix, xx, pp. 1-18, pis. i-ii, pp. 413-428, pp. 315- 
362, pis. xx-xxii. 
Tornaria ritteri Spengel, Western North America, morphology, ecology, 
Bitter & Davis, Univ. Calif. Bubl. Zool. i, 5, pp. 171-198, pis. 
T. huhhardi, Western North America, morphology and ecology, Bitter & 
Davis, t. c. p. 198, pis., n. sp. 
