CONCHA 
CLASSIS IV. 
DICONCHA SINU PROMINULO. 
TELLINA 
§. 390» Tellinas a conehis reliquis diftinguiftius per labia finus in lon- 
giore conjunctionis latere prolapfa (a). Nomen antiquum fed 
vagum eft; ut ut a t?a / 0, perficio, quia velociftime ejusmodi con- 
chae perficiuntur, etymon petas, taipen ex hoc criterio nemo Tel- 
linas agnofcet. Ex collatione teftarum hujus nominis aliam ex finu 
differentiam addifcimus, hic per genera fubordinata expolitam. 
(a) Sive:funt Diconcha Sinuo j quarum labia prominula ne- 
glettis Jinubus vel longiore vel breviore conjundione le- 
viter complicantur . 
G E N U S L 
TELLINA CIRCINATA. 
§.391. Circinatas dicimus Tellinas, laxa denominatione,, quae lineai 
ducunt limbo parallelas. 
§.392. Spec. I. rudis; fine infcriptione : 
1. An virginiana feu Mulculus brevior , {fluviatilis, admodum 
craffus , ex interna parte fubrofeus , cardine incifuris minutis 
exafperato; Lifl. Tab. 150. f $. ? Eft Tellina majufcula ob- 
lique in latum expanfa; con£ Lifl. Tab. 507. 15“ 4.. & 1 
2. Virginiana II. feu Mulculus fluviatilis fufcus, anguftior, ex 
altera parte cuneatim protenfus. Lifl. Tab. iyi. / 16 . 
3. Pedunculus planus, albidus, intus leviter flavelcens; cardini- 
bus acute umbonatis. Jamaic. Lifl. Tab. 26$.f.ioi. Sloane 
It. Jam. p. 25:9. 260. Lifl. Tab. 2 67. f. 103. 
4. Pedunculus ruber , craffe fafciatus & obfcure virgatus. Lifl 0 
Tab. 30 6. /139. 
5. Radiata lata i. e. per circulos fubtiliter ftriata. Lifl. Tab . 
381./ 224. 
6 . 
Tellina major, intus & extus purpurafcens. Lifl . Tab. 391. 
f- 2 3 °- 
7. Tei- 
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