《A MONOGRAPH OF THE ORDER PHOLADACEA AND OTHER PAPERS》

ON THE MOLLUSCA OF HARPER'S FER-RY, VA9

A SKETCH OF THE HISTORY OF CON-CHOLOGY IN THE UNITED STATES13

SYNOPSIS OF THE RECENT SPECIES OF GASTROCH?NID?33

Reference to Authors on Gastro-ch?nid?35

Family GASTROCH?NID?38

Subfamily GASTROCH?NIN?38

GASTROCH?NA38

Ch?na38

Fistulana38

ROCELLARIA39

SPENGLERIA40

CUCURBITULA40

Subfamily BRYOPIN?40

BRYOPA41

Clavagella41

DACOSTA41

Subfamily CLAVAGELLIN?41

Subfamily PENICILLIN?41

BRECHITES42

Aspergillum42

Arrosoir42

WARNEA43

PENICILLITS43

CLEPSYDRA43

F?GIA43

ARYTENE43

HUMPHREYIA43

Gastroch?na agglutinans44

" grandis44

" mumia44

Ch?na tessellata44

Fistulana clava45

Rocellaria brevis45

" denticulata46

" dubia46

Gastroch?na modiolina46

" pholadia46

Rocellaria hians47

Fistulana rupestris47

Gastroch?na cuneiformis47

Rocellaria humilis48

" hyalina48

" intersecta48

" l?vigata48

" macrochisma48

" ovata49

" pupina49

" rugulosa49

" apertissima50

" cucullata50

" difficilis50

" impressa50

" indistincta50

" interrupta51

" lamellosa51

" Philippinensis51

" Ruppellii51

" spathulata52

Rocellaria Stimpsonii52

" tenera52

" mytiloides52

" plicatilis53

" rostrata53

Gastroch?na callosa53

" Chemnitziana53

Rocellaria truncata53

Cucurbitula cymbia54

Fistulana lagenula54

Bryopa aperta54

" lata55

" Melitensis55

Clavagella angulata55

Bryopa Australis55

Clavagella elongata56

Bryopa balanorum56

Brechites annulus56

" Javanus57

Aspergillum Listeri57

Serpula penis57

" aquaria57

Brechites pulchrus57

" Australis58

Aspergillum Cumingianum58

" incertum58

Brechites vaginiferus58

Aspergillum Delessertianum58

Penicillus aquaria59

Aspergillum sparsum59

" semifimbriatum59

Penicillus dichotoma59

Aspergillum disjunctum59

Penicillus radix59

" strangnlata60

F?gia agglutinans60

Aspergillum Nova Zelandi?60

" Nova Hollandi?60

F?gia Zebuense61

Aspergillum Philippinense61

F?gia Recluziana61

Aspergillum incrassatum61

F?gia tuberculata61

Aspergillum ornatum61

" clavatum61

Humphreyia Strangei62

CLASSIFICATION AND SYNONYMY OF THE RECENT SPECIES OF PHOLA-DID?63

Family PHOLADID?65

Subfamily PHOLADIN?65

Subfamily JOUANNETIN?66

Synopsis of Genera65

Index to Species66

Reference to Authors on Phola-did?69

PHoaAs65

CYRTOPLEURA73

DACTYLINA65

GITOCENTRUM75

MONOTHYRA66

XYLOPHAGA65

TALONA65

BARNEA66

ANCHOMASA80

NAVEA66

ZIRPH?A66

PHOLADIDEA66

TALONELLA85

HATASIA85

PARAPHOLAS66

PENITELLA66

JOUANNETIA66

PHOLADOPSIS88

MARTESIA66

SCHR?TERLA93

Pholas costata73

" crucifera74

" truncata74

" latissima74

patula74

Dactylina dactylus75

Pholas callosa76

Dactylina Campechensis76

Pholas oblongata76

" Candeana76

Dactylina Chiloensis77

Pholas laqueata77

Monothyra orientalis77

Pholas Siamensis77

" dactylus77

Xylophaga dorsalis78

" globosa78

Talona explanata79

Pholas clausus79

" candidus79

Barnea Australasi?79

" Burmanica79

Pholas Bakeri79

Barnea candida79

Pholas dactyloides80

" papyracea80

" silicula80

Barnea lanceolata80

" Manillensis80

Pholas fragilis81

Barnea parva81

Pholas ligamentina81

" tuberculatus81

" crenulatus81

Barnea subtruncata81

Pholas lamellosa81

Barnes Erythr?a82

" similis82

Pholas antipodum82

Naves nucifera82

" snbglobosa82

" tenuis82

Zirph?a constricta82

" crispata83

Pholas parva83

Zirph?a Julan83

Pholadid?a papyracea84

Pholas lamellata84

" striata84

Pholadid?a loscombia84

" Goodallii84

Pholadid?a spathulata84

" snlcata85

" ovoidea85

" tridens85

" melanura85

Penitella Wilsonii86

Pholadid?a quadra86

" tubifera86

Parapholas Californica86

Pholas Janelli87

Parapholas quadrizonalis87

Pholas Incii87

Penitella penita87

Pholas concamerata87

" cucullata87

" Darwinii87

" cornea88

Penitella Conradi87

Jouannetia Cumingii88

" globosa88

" pectinata88

Triomphalia pulcherrima89

Martesia branchiata89

" calva89

Pholas acuminata89

Parapholas bisulcata89

Martesia curta90

" intercalata90

" multistriata90

" obtecta90

" ovum91

" aperta.91

" Australis91

" cnneiformis91

" rivicola91

" striata92

Pholas pusilla92

" clavata92

" conoides92

" lignorum92

" nana92

" falcata92

" Terediniformis92

Martesia corticaria92

Pholas Beauiana92

" Carib?a92

" Hornbeckii92

Pholas cordata93

NOTES ON AMERICAN FRESH WA-TER SHELLS, WITH DESCRIPTIONS OF TWO NEWSPECIES95

Vivipara lineata95

" intertexta95

" Texana95

" subsolida96

" integra96

" ponderosa96

POMATIOPSIS96

Amnicola depressa96

MONOGRAPH OF THE FAMILY TEREDID?97

Family TEREDID?98

Subfamily TEREDIN?98

" TEREDININ?98

" KUPHIN?99

Synopsis of Genera99

Index to species of Teredid?99

Reference to Authors on Tere-did?101

TEREDO99

CALOBATES117

UPEROTIS99

XYLOTRYA99

KUPHUS99

Teredo bipartita105

" excavata105

" fusticulus106

" spatha106

" subericola106

" elongata107

T. Petitii108

Teredo dilatata108

" divaricata109

" malleolus109

" megotara110

T. oceani110

Teredo nana111

T. denticulata111

Teredo navalis112

T. marina112

" Batava112

" vulgaris112

Teredo Norvagica114

T. navium114

T. Mediterraneus114

" Bruguierii114

" Deshaii114

" fatalis114

" nigra114

" utriculus114

Fistulana corniformis114

Teredo pedicellata116

" Senegalensis117

" thoracites117

Uperotis clava118

Fistulana gregata119

Teredo nucivorus119

Xylotrya bipennata120

Teredo carinata120

Xylotrya cuoullata121

" fimbriata122

" minima122

Teredo Philippii122

Xylotrya palmulata123

T. bipalmulata123

Xylotrya pennatifera123

" Stutchburyi124

Kuphus arenarius125

Teredo gigantea125

Serpula polythalamia125

" anguina125

DESCRIPTION OF A NEW GENUS AND SPECIES OF PHOLADID?126

DIPLOTHYRA126

Diplothyra Smithii127

Dactylina Chiloensis127

" retifer127