LIST OF ILLUSTRATIONS IN SECOND PART. 
Brachyura and Macrura of Porto Rico: Page. 
Plate 1. Ucides cordatus, female, natural size. 
Goniopsis cruentata, male, natural 
size 3 
2. Parapenaeus americanus, female, natural 
size. Calappa flammea, male, natural 
size 84 
Anomuran collections: 
Plate 3. Petrolisthes marginata, P. tridentatus, 
P. amoenus, P. quadratus, Pisosoma 
glabra, P. angustifrons, P. serrata, 
Megalobrachium poeyi, Pachycheles 
rugimanus, Porcellana sayana, P. pilo- 
sa, Euceramus praelongus 148 
4. Paguristes tenuirostris, P. sayi, P. moorei, 
P. puncticeps, P. depressus, P. spinipes, 
P. rectifrons, P. lymani, P. triangula- 
tus 148 
5. Paguristes grayi, P. puncticeps, Calcinus 
sulcatus, Munida evermanni 148 
6. Clibanarius antillensis, C. tricolor 148 
Report on Porto Rican Isopoda: 
7. Apseudes espinosus, Leptochelia incerta. 176 
$. Cirolana mayana, C. parva, C. obtrun- 
cata, Branchuropus littoralis 176 
9. Branchuropus littoralis, Corallana tri- 
cornis, Alcirona hirsuta, Nalicora ra- 
pax 176 
10. Aega ecarinata, Roeinela signata, Ani- 
locra laticauda, Cilicea cordata, Dyna- 
mene perforata 176 
11. Cleantis planicauda, Ligia gracilis, Philo- 
scia culebrae 176 
Descriptions of two new leeches from Porto Rico: 
Plate 12. Hirudinaria blanchardi 222 
13. Diplobdella antillarum 222 
Echinoderms of Porto Rico: 
Plate 14. Ophiactis longibrachia, Amphiura biha- 
mula Ophionereis olivacea, Ophioseo- 
lex serratus 264 
15. Ophialesea glabra, Ophiacantha ophiac- 
toides, Opliioplinthaca spinissima 264 
16. Echinocucumis asperrima 264 
17. Holothuria densipedes 264 
Alcyonaria of Porto Rico: 
Plate I. Chrysogorgia desbonni, Acanthogorgia 
aspera 288 
II. Eunicea crassa, E. lugubris 288 
Alcyonaria of Porto Rico — Continued. Page. 
Plate III. Eunicea rousseauii, Gorgonia acerosa, 
G. flabellum, G. bipinnata 2S8 
IV. Plexaura crassa, P. flexuosa 288 
Stony corals of the Porto Rican waters: 
Plate I. Paracyathus, Deltocyathus, Axhelia, 
Oculina, Astrangia, “Diaseris” 320 
II. Cyathoceras, Astrangia, Cladocora, 
Porites 320 
III. Meandrina mseandrites 320 
IV. Meandrina maeandrites, Manicina are- 
olata 320 
V. Meandrina danae 320 
VI. Orbicella acropora 320 
VII. Orbicella acropora 320 
VIII. Favia fragum 320 
IX. Platygyra viridis 320 
X. Platygyra viridis 320 
XI. Platygyra viridis 320 
XII. Platygyra viridis 320 
XIII. Platygyra viridis 320 
XIV. Siderastrea siderea 320 
XV. Siderastrea radians 320 
XVI. Siderastrea siderea, S. radians 320 
XVII. Agaricia elephantotus, Axhelia aspe- 
rula 320 
XVIII. Agaricia sp 320 
XIX. Agaricia sp 320 
XX. Agaricia eailleti 320 
XXI. Isopora muricata 320 
XXII. Isopora muricata 320 
XXIII. Isopora muricata forma prolifera 320 
XXIV. Isopora muricata forma prolifera 320 
XXV. Isopora muricata forma prolifera 320 
XXVI. Isopora muricata forma palmata 320 
XXVII. Isopora muricata forma palmata' 320 
XXVIII. Porites porites 320 
XXIX. Porites porites forma clavaria 320 
XXX. Porites porites forma furcata 320 
XXXI. Porites porites forma furcata, Porites 
porites forma clavaria 320 
XXXII. Porites astreoides 320 
XXXIII. Porites astreoides 320 
XXXIV. Porites astreoides 320 
XXXV. Millepora alcicornis 320 
XXXVI. Millepora alcicornis 320 
XXXVII. Millepora alcicornis 320 
XXXVIII. Millepora alcicornis 320 
VII 
