350 'Dr. W. Weltner: Bericht über die Leistungen 



Tethea arabica Ctr. syn. Tetilla ar. Sollas (2). 



— cliftoni Bwbk. syn. Tethya cl. Ridley (3). (Syn. Tethya ingalli 

 Bwbk. nach Sollas). 



— simillima Bwbk. syn. Tetilla sim. Sollas (2), (syn. Craniella 

 sim. Sollas). 



— nnca Bwbk. syn. Tetilla unca. Sollas (2), (syn. Craniella 

 cranium Sollas). 



Tethya antarctica Ctr. syn. Tetilla ant. Sollas (2). 



— atropurpurea Ctr. syn. Tetilla atr. Sollas (2), (syn. Craniella 

 atrop. Sollas). 



— casula Ctr. syn. Tetilla cas. Sollas (2). 



— cliftoni syn. Tethea cl. Bwbk. Ridley (3), (syn. Tethya ingalli 

 Bwbk. nach Sollas). 



— cranium var. abyssorum Bowerbank (syn. Craniella abyss. 

 Sollas). 



— — var. acufera Bowerbank. 



— — var. infrequens Bowerbank (syn. Craniella infr. Sollas). 



— — var. typica Bowerbank (syn. Craniella cranium Sollas). 



— — var. zetlandica Bowerbank (syn. Craniella zetl. Sollas). 



— dactyloidea Ctr. syn. Tetilla dact. Ridley (3). 



— dactyloidea Ctr. syn. Tetilla dact. Ctr. Sollas (2). 



— lyncurium n. var. obtusum Vosmaer (3) bei Hammerfest, 135 Fad. 



— merguiensis n. sp. Carter (5), Kings Isl., Mergui Archipel, 

 Küste von Burma. (Zu Tetilla nach Sollas). 



— zetlandica Ctr. syn. Tethya cranium syn. Tetilla cranium 0. Schm. 

 Bowerbank (s. aber Sollas, Challenger, Tetractin.) 



— zetlandica Ctr. syn. Tetilla zetl. Sollas (2), (syn. Craniella 

 zetl. Sollas). 



Tethyopsis vielleicht syn. Tribrachion. Ridley (3), (s. Sollas, Chal- 

 lenger, Tetractin.) 



— dissimilis n. sp. Ridley (3), Port Darwin, 7 — 12 Fad. (Disy- 

 ringa diss. nach Sollas). 



Tetilla antarctica syn. Tethya ant. Ctr. Sollas (2). 



— arabica syn. Tethea ar. Ctr. Sollas (2). 



— atropurpurea syn. Tethya atr. Ctr. Sollas (2), (syn. Craniella 

 atrop. Sollas). 



— casula syn. Tethya cas. Ctr. Sollas (2). 



— cranium Müll. syn. Craniella er. Sollas (2). 



— cranium 0. Schm. syn. Tethya zetlandica Ctr. syn. Tethya cra- 

 nium Bowerbank (s. aber Sollas, Challenger, Tetractin.) 



— dactyloidea syn. Tethya dact. Ctr. Ridley (3) u. Sollas (2). 



— insidiosa syn. Craniella ins. 0. Schm. Sollas (2) (cf. Sollas Chal- 

 lenger Tetract.). 



— lens syn. Craniella lens Sollas (2) (cf. Sollas, Challenger Tetract ). 



— simillima syn. Tethea sim. Bwbk. Sollas (2) (syn. Craniella sim. 

 Sollas). 



