90 Echin. 
XIV. ECHINODERMA. 
t Myelodactylus ; Bather (24) p. 122. 
t Myrtillocrinus, vide etiam Ancyrocrinus. 
\Onychocrinus , vide Dactylocriniclae. 
* \Orthocrinus , vide Dimerocrinidae. 
\Otiawacrinus , vide Dendrocrinidae. 
\Palaeocrinidae , incl. Palcieocr ., Porocr ., Bactrocr ., n. fam. of Cyatho- 
crinoidea ; Bather (22) p. 922. 
t Parisocrinus, vide Sphaerocrinidae : new diagram posterior side; Bather 
( 24) p. 35, text-tig. 16. 
t Patelliocrinidae, incl. Patelliocr ., Stelidiocr. , Macrostylocr., AUocr.,Briarocr 
Centrioc r., n. fam. of Melocrinoidea ; Bather (22) p. 922. 
Pentacrinidae , incl. Dadocr ., Holocr ., and sub-fam. Pentacrininae , referred 
to Dendrocrinoidea ; Bather (22) p. 922. 
Pentacrinus sen Extracrinus , vide etiam Isocrinus. t P. anmdatus; 
Lamplugh (144) pp. 592, 599, 616. tP. asteriscus , incl. P. lohitei 
Clark, Yellowstone Park; Stanton (221) p. 608. fP. sjp. md aff. 
carinatus , columnals, Daghestan; Anthula (18) p. 57. P. (Isocr.) 
decorus , growth of stem; Jackson (127) p. 127. fP. legeri , n. sp., 
Upper Aptian of lie Ma'ire near Marseilles, “Fragment d’un bras 
[em/re jaro tige] de Pentacrine compose de cinq articles ” [at least 6, 
and possibly 11, are figured]; Repelin (197) p. 364, pi. vii. P. (Isocr.) 
maclearanus ; Haeckel (115) pi. xx. tP. (Isocr.) nicoleti ; Schalch 
( 208) p. 733. tP. (Isocr.) scalaris ; Thompson (229) p. 87. fP. (Pocr.) 
stellatus , at Castle Cove, Victoria; Hall & Pritchard (117) p. 50. 
tP. (Extracr.) subangularis ; Thompson (229) p. 87. tP. (Isocr.) 
tuberculatus ; Thompson (229) pp. 73, 87. P. ( Isocr.) vjyville-thornsoni ; 
Haeckel (115) pi. xx ; Albert, Prince de Monaco (5) p. 313. 
t Periglyptocrinus ; Bather (24) p. 122. 
\Petalocrinidae, referred to Cyathocrinoidea ; Bather (22) p. 922. 
t Phialocrinus, vide Cromyocrinidae. 
\Phiinocrinus , referred to Symbathocriniclae ; Bather (22) p. 921. 
Pinnata , grade of Fiexibilia, defined, incl. Apiocrinidae , Bourgueticrinidae , 
■ Antedonidae , Atelecrinidae , Actinometridae , Thaumatocrinidae , AM- 
geniacrinidae , Holopodidae , Eudesicrinidae ; Bather (22) p. 923. 
t Platycrinidae, divided into subfamm. Coccocrininae, Cypellocrininae , and 
Platycrininae ; Bather (22) p. 921. 
t Platycrinus \ —P. ? anguliferus , n. sp., Pilton beds of Saunton, Swamy 
coll., of Top Orchard, Roborough, and Pilton, Porter coll., of Ashhill 
Quarry and Croyde, Wliidborne coll. ; Whidborne (250) p. 223, 
pi. xxxvii. P. eriensis ; Grabau (107) p. 144. P. symmetricus ; Girty 
( 105) p. 515: growth of stem; Jackson (127) p. 127. 
t Porocrinus, vide Palaeocrinidae. 
t PoteriociEius, vide Scaphiocrinidae : discussion of Wachsmuth & Springer’s 
action regarding this genus (p. 225); P. sp., Pilton beds, N. Devon 
(p. 228, pis. xxxv, xxxvi): Whidborne (250). P. sp. indet. columnal, 
Permo-carboniferous of Tali-scliau in Yunnan, China (p. 123, pi. v) ; 
of Young-tschang-fu in Yunnan, China (p. 129, pi. vi); Loczy (149). 
P. barumensis Whidb. (sub Cyathocr.), Pilton beds, Top Orchard and 
Barnstaple, Woodwardian Mus., Fremington, Partridge and Porter coll., 
now first descr. and figd.; Whidborne (250) p. 227, pis. xxxiv, xxxv. 
P. dilatatus Schulze non Hall, vide Cosmocrinus. P. tensus Whidb., 
Pilton beds of Barnstaple, Woodwardian Mus. (type), of Saunton, 
Partridge coll., of Pilton, Porter coll., now first descr. and figd.; 
Whidborne (250) p. 226, pis. xxxv, xxxviii. 
Promachocrinus, vide Antedonidae. 
fPtychocrinus , vide Dimerocrinidae. 
\Pycnosaccus , vide Ichthyocrinidce. 
t Reteocrinidae W. & Sp., heterogeneous, restr. to Reteocr. and referred to 
