34 Echin. 
V. Echinoderma. 
[1906] 
Gidariformia ; II. Diadeinatiformia, 
Ord. i. Regidaria , sub-ord. 1. Dia- 
dematina, 2. Saleniina, 3. Arbaciina, 
4. Echinina ; Ord. ii. Irregularia , sub- 
ord. 1. Clypeastroidca,2. Spatangoidea ; 
Doederlein, 2, (05-87). 
Echinoidaa in 3 orders : Endocyclica 
Clypeastroidea , Spatangoidea ; Mao- 
Bride 2 (529). 
Abatus maintained ; Lambert 8 (101). 
t Acanthechinopsis gen. n. of Diplo- 
podiidae with genotype A. humei sp. n., 
Cenomanian, Sinai (wrongly called A. 
bawoni p. 227); Gregory, Geol. Mag. 
London, n. ser., dec. V, 3 (219, pi.) 
Acanthocidaris, discussed (96), 
diagnosed (102) ; Doederlein, 2. 
]■ Aeropeltis aequitubercidata ; Pervin- 
QuifcRE : Gentil & Lemoine (332, 338, pi.). 
' \Acrosalenia , restricted with A. 
spinosa as type (275): A. angularis 
discussed (296) : A. boloniensis, referred 
to Plesiosalenia (275), restricted to 
Cotteau. pi. 253, IT. 1, 2, [not the type] ; 
Valette, 2. — A. guebliardi sp. n. 
Bathonian, St. C^zaire, Alpes Marit. ; 
Lambert & Savin, Nice, Ann. Soc. 
let. sci. 20 (07, pi.). — A. incerta discussed 
(279) : A. lioenigi (Ag. & Des.) restricted 
(277): A. lamarcln referred to Perisa- 
lenia (279) : A. pseudodecorata, ambula- 
crals (296): A. spinosa, ambulacrals 
(296): A. iciltoni maintained (279); 
Valette 2. 
Acrosaleniidae gen. nn. vide Thylo- 
salenia, Plesiosalenia, Perisalenia. 
Anapesus maintained, with genotype 
A. carolinus a syn. of Psammechinus 
blainvillei ; Lambert 8 (07). 
Anthocidaris purpurea (v. Martens 
sub Toxocidaris), descr. ; Doederlein, 
1 (520). 
\Aplolampas gen. n. with genotype 
A. montevialensis (Schaurotli sub 
Echinolarnpas ) ; Lambert 1, Nice, Ann. 
Soc. let. sci. 20 (32). 
Aplospatangus sub. gen. nov. of 
Schizaster , with type S. eurynotus Ag. ; 
Lambert 7, Paris, Mem. Soc. Geol., 
Paleont. 14 (113, 114). 
Araeosoma ; SonuRiG (294) : diagnosed 
(.121) : A . coriaceum , descr. (122, lig. 
pis.) ; Doederlein, 2. — A. fenestraturn ; 
Bather, 1. 
Arbacia aequitubercidata ; Henri & 
Kayalof. — A. dufresnii ; Koehler, 4 
and 5 (29). — A. punctulata ; Mathews, 
2. — A. pustidosa ; Ariola: Ciiecoiiia, 2 
(89) : Fisohel 1 and 2 : Lo Bianco (92). 
Arbaciina, sub-ord. of Rcgularia, with 
1 Fain. Arbaciidae ; Doederlein, 2 (80). 
Arbacina, — f A, monilis (pi. iv) : 
pallaryi, descr., measured ; Ciiecoiiia, 2 
(90, pi. iv). — f A. parva ; Bellini (641). 
\ Archaeocidaris , — A. sp. interambul- 
acral plate; Schorig (341, pi.) — A. 
agassizi ; Barbour (pi. ii) : Reagan 2. — 
A. noruoodi , var., plates, radioles, teeth ; 
Beede (1268, pis. xiv, xvii a). — A . 
pizzulana sp. n. Upper Carboniferous, 
Carnic Alps ; Gortani in Vinassa de 
Regny & Gortani, Roma, Boll. Soc. 
geol. Ital., 24, (586, pi.) : radioles 
Gortani 2 (19, fig.). — A. spinoclavata, 
A. triserrata ; Beede and Rogers (385). 
— A. tudifer [sic] ; Reagan 2. — A.urei ; 
Cochin (526) : Macnair (375). 
Aspidodiadema, discussed (157), A. 
nieobaricum , descr. (163, pis.), var. n. 
meijerei Banda Sea (165) ; Doederlein 
2, Wiss. Ergeb. D. Tiefsee-Exped., Bd. 
6, Lfg. 2. 
Astlienosoma, discussed ; Soiiurig 
(294). — A. fenestraturn, A. liystrix ; 
Bather, 1. — A. urens (293), A. varium 
(293-296); Soiiurig. 
Astropyga radiata ; Doflein (190). 
Bolbaster, as s.g. of TIemiaster ; 
Lambert 8 (101). 
■\Bothriolampas, simple syn. of Gito- 
lampas ; Lambert 8 (96). 
Brachybrissus as subgenus of Scliiz- 
aster; Lambert 7 (113). 
Brisastcr as subgenus of Schizaster ; 
Lambert 7 (112, 114). 
Brissoides Klein, maintained; Lam- 
bert, 5. — ] B. oppenlieimi ; Lambert 1 
(47). 
Brissoma as subgenus of Brissopsis ; 
Lambert 8 (106). 
Brissopsis, discussed (104) diagnosed 
(106); Lambert 8. — fB. borsoni, genei, 
intermedius ; Bellini (641). — 171. (Zeu- 
gaster) lusitanicus discussed ; Lambert 
8 G09). — B. luzonica, descr. ; Doeder- 
lein, 2 (258, pis.). — B. lyrifera, distrib., 
descr. ; Doederlein, 2 (256, pis.) : incl. 
Schizaster incertua Aradas; Cheochia, 
