212 
Pedata, ii. 84. 
Pediculati, ii. 90. 
Pedro Bank, formation of, i. 69, 
Peirce, Benjamin, i. 49, 122. 
Pelagic algx, i. 208. 
Darwin on, i. 208. 
Pelagic animals, at great depths, i. 200, 
careasses of, on bottom, i, 913. 
colors of, i. 171. 
distribution of, i. 169. 
great destruetion of, i. 205. 
habitat of, i. 177. 
living at intermediate depths, i. 185. 
method of collecting, i. 179. 
phosphorescence of, i. 171. 
protective agencies to, i. 205. 
range in depth of, i. 177. 
range of, i. 306. 
struggle for food of, i. 205. 
struggle for existence in, i. 204. 
Pelagic annelids, i. 193. 
Pelagie cephalopods, i. 191. 
Pelagie crustacea, i. 198. 
Pelagie deposits, i. 148. 
Pelagie embryos, i. 175. 
Pelagie fauna, i. 94, 121. 
** Challenger ” naturalists on the, i. 95. 
Moseley on the origin of the, i. 208. 
of eastern Caribbean, i. 198. 
of Gulf of Mexico, i. 198. 
of Gulf Stream, i. 209. 
of Swiss Lake, Forel on, i. 199. 
origin of, i. 208. 
sinking of, i. 202. 
Pelagie fauna and flora, i. 171. 
sinking of, i. 203. 
Pelagic fishes, ii. 9. 
large size of some, i. 198. 
localities of, ii. 22. 
organs of sense of, i. 176. 
phosphorescence of, i. 177. 
Pelagic foraminifera, Bailey on, i. 272. 
Pelagic globigerinz, i. 193. 
Pelagic hemiptera, i. 179. 
Pelagic larve, transportation of, i. 208. 
Pelagic mollusks, i. 187. 
Pelosina, ii. 162. 
Pemberton, J. H., i. 
Penseidie, ii. 47. 
Pennatula aculeata, 
32. 
© 
[2 
ji. 142, 143. 
Pennatul®, phosphorescence of, ii. 142. 
Pentacheles sculptus, ii. 42, 43. 
Pentacrinide, relation of, ii. 116. 
Pentacrinin, i. 309. 
Pentaerinoids, depths at which found, i. 
INDEX. 
Pentaerinus asterius, ii. 116, 117. 
Pentaerinus, bathymetrical range of, i. 169. 
Pentacrinus Blakei, ii. 119. | 
Pentacrinus decorus, ii. 118, 119. 
Pentacrinus, forest of, ii. 7. 
mode of life, ii. 118. 
! Pentaerinus ground, i. viii. 
! Pentacrinus Mülleri, ii. 118, 119. 
! Pentagonaster ternalis, ii. 102. 
| Periphylla hyacinthina, ii. 131, 132. 
Peristedium longispatha, ii. 90. 
| Péron, i. 48. 
| Perrier, E., Report on Starfishes, i. xxi. 
on derivation of abyssal fauna, i. 155. 
on starfishes of the ‘‘ Blake,” ii. 102. 
| Persons, i. 32. 
Peternian on Florida Stream, i. 257. 
Peters, G. H., i. viii, 92. 
| Petromyzon marinus, ii. 96. 
| Phakellia tenax, ii. 1 10 Lie: 
| Phascolosoma, in Dentalium, ii. 52. 
| Pheronema Annæ, ii. 174, 175. 
Philozoön, Geddes on, i. 214. 
| Philozoón and Polyelonia, association of, i. 
| 215. 
Philozoón and Velella, association of, i. 219. 
Phipps, deep-sea temperatures by, i. 46. 
Phoberus coecus, ii. 44, 45. 
Phosphorescent animals, Carpenter, W. B., 
and Thomson on, i. 308. 
Moseley on, i. 308. 
Phormosoma placenta, ii. 05. 
Phorus, inhabited by annelids, ii. 52. 
Phosphate and carbonate of lime, Murray on 
deposition of, 1. 282, 
Phosphatie concretions, Murray on, i. 281. 
Phosphorescence, of marine animals, Panceri 
on, i. 199. 
of pelagic fishes, i. 179. 
of ophiurans, i. 199. 
Verrill on protective, i. 308. 
Phronima, i. 176. 
Phronima and Doliolum, association of, 1. 
215. 
Phyeis Chesteri, ii. 26, 27. 
Phycis fossil, ii. 25. 
Phycis regius, electric, ii, 25. 
Phyllosoma, larval stage of, i. 175. 
Physalia, i. 180. | 
Physical conditions, variations of, in contigu- | 
ous areas, i. 154. 
Physophores, ii. 138. 
| Pikermi, mammals of, i. 124. 
Pilumnus, ii. 98. 
Pisagua, elevation of coast near, i. 129. 
Pisolambrus nitidus, ii. 97, 98. 
